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  • PGT-A and IVF Success Rates by Age in Thailand: What to Consider

    If you are considering IVF with PGT-A in Thailand, you likely want to know how your age may affect your chances of success. PGT-A (preimplantation genetic testing for aneuploidy) screens embryos for abnormal chromosome numbers before transfer. While PGT-A can help select embryos with the correct number of chromosomes, its benefit varies with maternal age. This guide explains the key considerations and questions to ask your clinic.

    At a Glance: PGT-A and Age

    • Maternal age is a major factor in embryo chromosome health.
    • PGT-A may reduce the chance of transferring an abnormal embryo, but it does not guarantee pregnancy or live birth.
    • In Thailand, PGT-A is available at many IVF centers, but success rates depend on individual factors.
    • Discuss your specific situation with your doctor to understand if PGT-A is right for you.

    How Maternal Age Affects Embryo Chromosomes

    As women age, the likelihood of producing eggs with an abnormal number of chromosomes increases. This is a natural biological process. For example, a 35-year-old woman may have a lower percentage of abnormal embryos compared to a 40-year-old woman. However, these are general trends, and individual results vary.

    PGT-A can identify which embryos have the correct number of chromosomes (euploid) and which have an abnormal number (aneuploid). Transferring a euploid embryo may improve the chance of implantation and reduce the risk of miscarriage due to chromosomal abnormalities. However, PGT-A does not test for all genetic conditions or guarantee a healthy baby.

    PGT-A Benefit by Age Group

    While exact success rates are not available without specific clinic data, the potential benefit of PGT-A generally increases with maternal age. Here is a general overview:

    Age Group Considerations
    Under 35 Lower rate of aneuploid embryos; PGT-A may be less necessary unless there is a history of miscarriage or genetic concerns.
    35-37 Moderate increase in aneuploidy; PGT-A may help select the best embryo for transfer.
    38-40 Higher rate of aneuploid embryos; PGT-A can be particularly useful to avoid transferring abnormal embryos.
    Over 40 Significant increase in aneuploidy; PGT-A may reduce the number of failed transfers and miscarriages, but success still depends on having a euploid embryo.

    These are general patterns, not guarantees. Your clinic can provide more personalized information based on your ovarian reserve, egg quality, and other factors.

    What PGT-A Can and Cannot Do

    PGT-A is a screening tool, not a treatment. It can:

    • Identify embryos with the correct number of chromosomes.
    • Reduce the risk of transferring an aneuploid embryo.
    • Potentially lower the chance of miscarriage due to chromosomal abnormalities.

    But PGT-A cannot:

    • Guarantee pregnancy or live birth.
    • Detect all genetic disorders or chromosomal abnormalities.
    • Improve egg or embryo quality.

    Understanding these limitations is crucial for making an informed decision.

    Age 35 and PGT-A in Thailand

    At age 35, many women still have good ovarian reserve and embryo quality. However, the risk of aneuploidy begins to rise. If you are 35 and considering IVF, PGT-A may be offered to help select the most viable embryo. Some clinics may recommend PGT-A if you have had previous miscarriages or failed IVF cycles. Discuss your medical history with your doctor to see if PGT-A is appropriate for you.

    Age 40 and PGT-A in Thailand

    For women aged 40 and above, the proportion of aneuploid embryos is significantly higher. PGT-A can be particularly valuable in this age group to avoid transferring embryos that are unlikely to implant or that may miscarry. However, the main challenge is often having at least one euploid embryo to transfer. Your doctor may discuss options such as using donor eggs if no euploid embryos are available. PGT-A does not change the biological reality of egg quality, but it can guide the transfer decision.

    Questions to Ask Your Clinic

    Before deciding on PGT-A, ask your clinic:

    • What is your experience with PGT-A in my age group?
    • What is the likelihood of having at least one euploid embryo based on my age and ovarian reserve?
    • How many embryos typically reach the biopsy stage?
    • What are the risks of the biopsy procedure?
    • How long does PGT-A testing take, and how does it affect the IVF timeline?
    • What are the costs of PGT-A and are there any additional fees?
    • How do you report results, and what is the accuracy of the test?

    Next Steps: Your Checklist

    1. Consult with a fertility specialist to assess your ovarian reserve and overall health.
    2. Discuss your age-specific risks and the potential benefit of PGT-A.
    3. Ask for a clear explanation of the PGT-A process, including biopsy and testing.
    4. Inquire about the clinic’s experience and success rates with PGT-A in your age group.
    5. Consider the emotional and financial implications of PGT-A.
    6. Make a decision together with your doctor based on your individual circumstances.

    Related Reading

    For more information, explore our IVF success rates in Thailand, visit our FAQ section, or browse our guides. If you have specific questions, feel free to contact us.

    Frequently asked questions

    Does PGT-A improve IVF success rates for women over 40 in Thailand?

    PGT-A can help select embryos with the correct number of chromosomes, which may reduce the risk of failed implantation and miscarriage. However, success depends on having at least one euploid embryo. For women over 40, the likelihood of producing a euploid embryo is lower, so PGT-A does not guarantee success but can guide transfer decisions.

    Is PGT-A worth it at age 35?

    At age 35, the risk of aneuploidy is lower than at older ages, but it is not negligible. PGT-A may be beneficial if you have had previous miscarriages or failed IVF cycles. Discuss your medical history and goals with your doctor to determine if PGT-A is appropriate for you.

    What is the difference between PGT-A and PGT-M?

    PGT-A screens for chromosomal abnormalities (aneuploidy), while PGT-M tests for specific single-gene disorders. PGT-A is often used to select embryos with the correct number of chromosomes, whereas PGT-M is used when parents carry a known genetic condition.

    How long does PGT-A testing take in Thailand?

    The testing process typically takes about 1-2 weeks after embryo biopsy, but the exact timeline can vary by clinic. Your IVF cycle may be frozen while waiting for results, so ask your clinic about their specific process and how it affects your treatment schedule.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • IVF with PGT-A in Bangkok: A Practical Guide for International Patients

    Understanding IVF with PGT-A in Bangkok

    If you are considering IVF with preimplantation genetic testing for aneuploidy (PGT-A) in Bangkok, you are likely looking for a combination of advanced reproductive care and a travel-friendly destination. PGT-A is a test performed on embryos created through IVF to check for the correct number of chromosomes. It can help your fertility team select embryos with the best chance of implantation, potentially reducing the risk of miscarriage and improving the efficiency of your IVF journey.

    For international patients, planning IVF with PGT-A in Bangkok involves more than just medical decisions. You will need to think about clinic selection, communication, travel logistics, legal considerations, and follow-up care. This guide is designed to help you navigate these steps with confidence, without providing individual medical advice.

    At a Glance: Key Considerations for Foreigners

    • Clinic selection: Look for clinics with experience treating international patients and clear communication channels.
    • Medical records: Prepare your fertility history, previous test results, and any relevant medical reports.
    • Remote consultation: Many clinics offer initial video consultations to discuss your case before you travel.
    • Travel planning: Consider the length of stay needed for ovarian stimulation, egg retrieval, and embryo transfer.
    • Legal and ethical aspects: Understand the regulations around IVF and genetic testing in Thailand, and how they apply to foreigners.
    • Follow-up care: Plan how you will communicate with your clinic after you return home.

    Choosing a Clinic in Bangkok

    Selecting the right fertility clinic is one of the most important decisions you will make. While Bangkok has many reputable clinics, you should focus on those that specifically cater to international patients. Here are some factors to consider:

    • Experience with international patients: Does the clinic have a dedicated international coordinator? Do they offer services in your language?
    • PGT-A expertise: Ask about their laboratory protocols and how they handle genetic testing. Inquire about the embryology team’s experience with PGT-A.
    • Communication: How quickly do they respond to emails or messages? Will you have a single point of contact?
    • Transparency: Are they willing to share success rates and explain their data? Be cautious of clinics that guarantee outcomes.
    • Accreditation: Check if the clinic follows international standards, but verify any claims directly with the clinic.

    When you shortlist clinics, prepare a list of questions to ask during your initial consultation. For example:

    • What is your experience with PGT-A in patients of my age and diagnosis?
    • How many embryos typically undergo biopsy, and what is your laboratory’s success rate for thawing frozen embryos?
    • What is the timeline from initial consultation to embryo transfer?
    • How do you handle communication with international patients, especially after they return home?

    Preparing Your Medical Records

    Before you travel, gather all relevant medical records to share with your chosen clinic. This helps the medical team understand your history and plan your treatment. Typically, you will need:

    • Medical history and any previous fertility treatments
    • Hormone blood test results (e.g., AMH, FSH)
    • Ultrasound reports, including antral follicle count
    • Semen analysis results (if applicable)
    • Genetic testing reports, if you have had any
    • Any surgical reports (e.g., from laparoscopy or hysteroscopy)

    Make sure all documents are translated into English if they are not already. Your clinic may have specific requirements, so ask them what they need before your appointment.

    Remote Consultations: What to Expect

    Many Bangkok clinics offer remote consultations for international patients. This is a valuable opportunity to discuss your case, ask questions, and get a sense of the clinic’s approach. During a remote consultation, you can expect to:

    • Review your medical history with a fertility specialist
    • Discuss your IVF and PGT-A plan, including timelines and procedures
    • Ask about costs, but be aware that exact figures may not be provided until a full assessment is done
    • Clarify any legal or ethical questions you have

    To make the most of your remote consultation, prepare a list of questions in advance. Also, ask about the next steps: what tests you need to do in your home country, and what will be done when you arrive in Bangkok.

    Understanding the IVF and PGT-A Process

    IVF with PGT-A involves several steps, and it is helpful to understand the overall timeline. While individual plans vary, here is a general outline:

    1. Ovarian stimulation: You will take fertility medications to stimulate your ovaries to produce multiple eggs. This typically lasts about 10-14 days, with regular monitoring via blood tests and ultrasounds.
    2. Egg retrieval: A minor surgical procedure, usually performed under sedation, to collect the eggs.
    3. Fertilization and embryo culture: Eggs are fertilized with sperm in the laboratory, and the resulting embryos are cultured for several days (usually 5-6 days) until they reach the blastocyst stage.
    4. Embryo biopsy: A few cells are removed from each embryo for PGT-A testing. This is done by an embryologist using specialized techniques.
    5. Genetic testing: The biopsied cells are sent to a genetics laboratory to analyze the chromosomes. Results typically take several days to a few weeks.
    6. Embryo transfer: Once results are available, a healthy embryo is selected for transfer into your uterus. This may occur in a fresh cycle or a later frozen cycle.

    Because PGT-A results take time, many patients have a “freeze-all” cycle, where all embryos are frozen and transferred in a subsequent cycle. This allows for proper planning and preparation of the uterine lining.

    Travel and Accommodation Planning

    Your time in Bangkok will depend on your treatment plan. For a fresh transfer, you may need to stay for several weeks, from the start of stimulation through the transfer. If you have a frozen transfer, you might travel for the egg retrieval, return home, and then come back for the transfer later. Discuss the expected timeline with your clinic so you can plan your stay.

    When choosing accommodation, consider proximity to the clinic, as you will need to attend frequent monitoring appointments during stimulation. Many clinics have partnerships with nearby hotels or serviced apartments that offer medical rates. Ask your clinic for recommendations.

    Also, think about your comfort and support needs. Traveling for fertility treatment can be stressful, so plan for rest and relaxation. Some patients bring a partner or friend for support, while others prefer to travel alone. There is no right or wrong choice—do what feels best for you.

    Communication and Language Support

    Effective communication is crucial for a smooth treatment experience. Most international-friendly clinics in Bangkok have English-speaking staff, and some offer translation services for other languages. Before you commit, clarify:

    • Will your primary contact be a doctor, nurse, or patient coordinator?
    • How can you reach them in case of an emergency?
    • Will they provide written instructions in English?
    • How do they handle follow-up communication after you return home?

    If you do not speak Thai, it is wise to have a translation app or a local contact for everyday interactions outside the clinic, such as at pharmacies or restaurants.

    Legal and Ethical Considerations

    Thailand has regulations governing assisted reproductive technology, including IVF and genetic testing. As a foreigner, you should be aware of the legal framework, but note that laws can change, and you must verify current rules with the relevant authorities or your clinic. Key points to consider:

    • Eligibility: Some clinics may have policies about treating international patients, but there are no specific restrictions on foreigners seeking IVF in Thailand.
    • Genetic testing: PGT-A is generally permitted, but there may be restrictions on sex selection or other genetic traits. Ask your clinic about what is allowed.
    • Embryo disposition: Understand your options for unused embryos, such as freezing, donation, or disposal, and how Thai law applies.
    • Parental rights: If you are using donor eggs or sperm, or a gestational carrier, there are additional legal considerations. Ensure you have proper legal advice.

    It is essential to have a clear agreement with your clinic about the handling of your embryos and any genetic material. Ask for written policies and, if needed, consult a legal expert familiar with Thai reproductive law.

    Costs and Financial Planning

    The cost of IVF with PGT-A in Bangkok can vary widely depending on the clinic, your individual treatment plan, and any additional services you require. While we cannot provide exact figures, you should budget for:

    • Consultation fees
    • Medication costs
    • Laboratory fees for IVF and PGT-A
    • Anesthesia and surgical fees for egg retrieval
    • Embryo storage fees
    • Travel and accommodation

    Ask your clinic for a detailed breakdown of costs before you start. Also, inquire about payment methods and whether they offer any packages for international patients. Remember that additional cycles or procedures may incur extra costs.

    Preparing for Your Return Home

    After your embryo transfer, you will likely return home before you know the outcome. Your clinic will provide instructions for any medications you need to continue, and they will schedule a pregnancy test at the appropriate time. Many clinics offer remote follow-up, where you can send your test results and have a consultation via video.

    Before you leave Bangkok, make sure you have:

    • A clear written summary of your treatment and any medications
    • Contact details for your clinic and your primary doctor
    • Instructions for what to do in case of an emergency
    • Any necessary medical reports for your local doctor

    If you become pregnant, you will need to arrange for prenatal care in your home country. Your Bangkok clinic can often provide a report to share with your local obstetrician.

    Next Steps: Your Checklist

    As you prepare for your IVF with PGT-A journey in Bangkok, use this checklist to stay organized:

    • Research and shortlist clinics that specialize in international patients.
    • Schedule remote consultations with at least two clinics to compare.
    • Prepare and translate your medical records.
    • Ask detailed questions about PGT-A, timelines, and costs.
    • Verify legal aspects with the clinic and, if needed, a legal expert.
    • Plan your travel and accommodation, considering the expected treatment duration.
    • Arrange for support and communication while in Bangkok.
    • Discuss follow-up care and remote monitoring with your clinic.

    By taking these steps, you can approach your treatment with greater confidence and clarity. Remember, every fertility journey is unique, and your clinic will tailor your plan to your specific needs.

    Frequently asked questions

    How long do I need to stay in Bangkok for IVF with PGT-A?

    The required stay varies depending on your treatment plan. For a fresh transfer, you may need to be in Bangkok for several weeks, from ovarian stimulation through embryo transfer. If you have a freeze-all cycle, you might stay for the egg retrieval and return later for a frozen transfer. Your clinic will provide a personalized timeline.

    Can I communicate with the clinic in English?

    Most international-friendly clinics in Bangkok have English-speaking staff and may offer translation services for other languages. It is best to confirm the level of English support and your primary point of contact before starting treatment.

    Are there any legal restrictions for foreigners having IVF with PGT-A in Thailand?

    Thailand has regulations for assisted reproduction, but there are no specific restrictions on foreigners seeking IVF. However, there may be rules about genetic testing and embryo disposition. Always verify current legal requirements with your clinic or a legal expert.

    What documents do I need to bring for IVF treatment in Bangkok?

    You will typically need your passport, medical records, and any relevant test results. Your clinic will provide a specific list of required documents, which may include translations into English.

    How will I receive my PGT-A results and what do they mean?

    PGT-A results are usually provided by your clinic after the genetic laboratory completes the analysis. The results will indicate whether each embryo has the expected number of chromosomes. Your doctor will explain the results and discuss which embryos are suitable for transfer.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • PGT-A vs PGT-M in Thailand: What’s the Difference?

    PGT-A vs PGT-M: A Quick Overview

    If you are exploring IVF in Thailand, you may come across two common genetic tests: PGT-A and PGT-M. Both are performed on embryos created through IVF before a transfer is considered. However, they look for different things and are used in different situations.

    PGT-A (Preimplantation Genetic Testing for Aneuploidy) checks embryos for the correct number of chromosomes. PGT-M (Preimplantation Genetic Testing for Monogenic disorders) looks for a specific inherited genetic condition that runs in the family. Understanding the difference can help you have more informed conversations with your fertility team.

    At a Glance: PGT-A vs PGT-M

    • PGT-A screens for chromosomal abnormalities (aneuploidy) that may affect implantation or lead to miscarriage.
    • PGT-M tests for a specific single-gene disorder, such as cystic fibrosis or sickle cell disease, when one or both partners carry the gene.
    • PGT-SR (for structural rearrangements) is sometimes mentioned alongside these tests; it checks for balanced or unbalanced chromosomal rearrangements.
    • Both tests require IVF and embryo biopsy, usually around day 5 or 6 of development.
    • Neither test guarantees a pregnancy or a healthy baby; they are screening tools that provide information.

    What Is PGT-A?

    PGT-A is designed to detect an abnormal number of chromosomes in an embryo. Humans typically have 46 chromosomes. Having an extra or missing chromosome is called aneuploidy. Many embryos with aneuploidy do not implant, or they may lead to miscarriage. Some chromosomal abnormalities can also result in conditions such as Down syndrome.

    PGT-A is often considered for:

    • People of advanced maternal age (usually over 35, but exact thresholds vary by clinic).
    • Those who have experienced recurrent pregnancy loss.
    • Couples with repeated IVF implantation failure.
    • People who want to reduce the chance of transferring an embryo with a chromosomal abnormality.

    It is important to note that PGT-A does not test for every genetic condition. It only looks at chromosome number, not single-gene disorders.

    What Is PGT-M?

    PGT-M is used when there is a known single-gene disorder in the family. This test identifies whether an embryo has inherited the specific genetic mutation that causes the condition. Examples include cystic fibrosis, Tay-Sachs disease, and Huntington’s disease, among many others.

    PGT-M is typically considered when:

    • One or both partners are known carriers of a genetic disorder.
    • A couple has a child with a genetic condition.
    • There is a family history of a specific inherited disease.

    Before PGT-M can be performed, the specific genetic mutation must be identified through prior genetic testing of the parents or an affected family member. This often requires a separate workup before the IVF cycle begins.

    Key Differences Between PGT-A and PGT-M

    Aspect PGT-A PGT-M
    Purpose Checks for abnormal chromosome numbers Checks for a specific single-gene disorder
    Who may consider it People with age-related concerns, recurrent miscarriage, or repeated implantation failure Couples with a known genetic condition in the family
    Requires prior genetic information? No, it is a general screen Yes, the specific mutation must be known
    What it can detect Aneuploidy (e.g., trisomy, monosomy) Specific inherited disorders like cystic fibrosis or sickle cell disease
    What it does not detect Single-gene disorders, structural rearrangements Chromosomal abnormalities unrelated to the specific gene

    How Are PGT-A and PGT-M Performed in Thailand?

    Both tests follow a similar process within an IVF cycle:

    1. Ovarian stimulation and egg retrieval – Eggs are collected from the ovaries.
    2. Fertilization – Eggs are fertilized with sperm in the laboratory.
    3. Embryo culture – Embryos are grown to the blastocyst stage, usually by day 5 or 6.
    4. Biopsy – A few cells are removed from the outer layer of the embryo (trophectoderm). This is done by an embryologist.
    5. Genetic analysis – The cells are sent to a genetics laboratory for testing. The method may vary (e.g., next-generation sequencing or other techniques).
    6. Results and transfer – Once results are available, the fertility team discusses which embryos may be suitable for transfer. Not all embryos may be suitable, and some may be deemed not transferable.

    In Thailand, many IVF clinics offer PGT-A and PGT-M, often in partnership with specialized genetic laboratories. The availability and specific protocols can vary, so it is important to ask your clinic about their procedures and timelines.

    Cost and Availability in Thailand

    The cost of PGT-A and PGT-M in Thailand can vary widely depending on the clinic, the number of embryos tested, and the specific genetic analysis required. PGT-M is often more expensive than PGT-A because it requires a customized test for the specific genetic mutation.

    When comparing clinics, consider asking for a detailed breakdown of costs, including:

    • The cost of the IVF cycle itself.
    • The biopsy fee.
    • The genetic analysis fee per embryo.
    • Any additional consultations or genetic counseling fees.

    Availability may also depend on the clinic’s laboratory partnerships and whether they have experience with the specific genetic condition you are testing for. Some clinics may need to send samples to an external laboratory, which can affect turnaround time.

    Which Test Is Right for You?

    The choice between PGT-A and PGT-M depends on your medical history and genetic background. There is no one-size-fits-all answer.

    • If you have no known genetic disorder in your family but are concerned about chromosomal abnormalities due to age or previous miscarriages, PGT-A may be discussed.
    • If you or your partner are carriers of a specific genetic condition, PGT-M may be more relevant.
    • In some cases, both tests may be performed together, but this is not always necessary or recommended.

    Your fertility specialist and a genetic counselor can help you understand your risks and the potential benefits and limitations of each test. They can also explain what the results might mean for your family-building options.

    Limitations and Considerations

    It is essential to understand that PGT is not a guarantee of a successful pregnancy or a healthy baby. Here are some limitations to keep in mind:

    • Mosaicism – Some embryos may have a mix of normal and abnormal cells. The clinical significance of mosaicism is still being studied.
    • Biopsy risks – Although rare, the biopsy procedure carries a small risk of damaging the embryo.
    • Test accuracy – No genetic test is 100% accurate. There is a small chance of a false positive or false negative result.
    • Not all conditions are tested – PGT-A does not screen for all genetic disorders, and PGT-M only looks for the specific condition it was designed to detect.
    • Ethical and legal considerations – The use of PGT may be regulated in some countries. In Thailand, the legal framework may evolve, so it is important to stay informed.

    Questions to Ask Your Clinic in Thailand

    When you consult with a fertility clinic in Thailand, consider asking these questions:

    • What is your experience with PGT-A and PGT-M?
    • Do you perform the biopsy in-house, or do you send samples to an external laboratory?
    • How long does it take to receive results?
    • What is the cost per embryo for each test?
    • Do you offer genetic counseling before and after testing?
    • How do you handle embryos with uncertain results, such as mosaicism?
    • What are the success rates for embryo transfer after PGT in your clinic? (Ask for their own data, not general statistics.)

    Next Steps

    If you are considering PGT-A or PGT-M in Thailand, here is a simple checklist:

    1. Gather your medical records, including any previous genetic testing results.
    2. Research clinics that offer the specific test you may need.
    3. Schedule a consultation to discuss your history and options.
    4. Ask for a detailed cost estimate and timeline.
    5. Consider speaking with a genetic counselor to understand the implications of testing.

    For more general information about PGT in Thailand, you can visit our PGT in Thailand page. You may also find our guides and FAQ sections helpful as you continue your research.

    Frequently asked questions

    Can PGT-A and PGT-M be done at the same time?

    Yes, in some cases both tests can be performed on the same embryo biopsy. This is often referred to as combined PGT. However, it may not be necessary for everyone. Your clinic can advise whether combined testing is appropriate based on your medical history and genetic risk.

    Is PGT-M more expensive than PGT-A in Thailand?

    Generally, PGT-M tends to be more expensive than PGT-A because it requires a customized test for a specific genetic mutation. The exact cost varies by clinic and the complexity of the test. It is best to ask your clinic for a detailed quote.

    Do I need PGT if I am young and have no known genetic issues?

    PGT is not recommended for everyone. Many fertility specialists suggest PGT-A for people with specific risk factors, such as advanced maternal age or recurrent miscarriage. If you have no known genetic disorders, PGT-M is unlikely to be needed. Your doctor can help you decide based on your individual situation.

    What is the difference between PGT-A and PGT-SR?

    PGT-A screens for an abnormal number of chromosomes (aneuploidy). PGT-SR is used when one parent has a structural rearrangement of chromosomes, such as a translocation. PGT-SR looks for embryos with unbalanced chromosomal rearrangements that could lead to miscarriage or birth defects. Both tests are types of preimplantation genetic testing.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • IVF with PGT-A Success Rates in Thailand: What the Data Shows

    If you are considering IVF with preimplantation genetic testing for aneuploidy (PGT-A) in Thailand, you likely want to know the success rates. Published data from Thai fertility centers and international registries show that PGT-A can improve embryo selection, but the actual success rates vary widely depending on your age, embryo quality, and clinic-specific protocols. This guide explains what the numbers mean, why they differ, and what to ask before you commit.

    At a Glance: Key Points About PGT-A Success Rates

    • PGT-A helps identify embryos with the correct number of chromosomes, potentially reducing miscarriage and failed transfers.
    • Success rates are often reported as live birth per embryo transfer, but this can be misleading if not all embryos are tested.
    • Your age is the strongest predictor of success, as it directly affects the proportion of normal embryos.
    • No clinic can guarantee a pregnancy or live birth; published rates are historical averages, not personal predictions.

    What Do Published Success Rates for PGT-A IVF in Thailand Show?

    Several Thai fertility centers have published their own outcome data, and some have been included in international studies. While exact figures are not available in this guide, the general pattern is consistent with global data: PGT-A increases the live birth rate per transfer in women of advanced maternal age (typically over 35) and reduces the time to pregnancy by avoiding transfers of embryos that would likely fail.

    However, you will notice that success rates are often reported in different ways. Some clinics report the live birth rate per egg retrieval, others per embryo transfer, and some per PGT-A tested embryo. Always ask for the denominator: “Live birth per how many?”

    Factors That Influence PGT-A Success Rates

    Maternal Age

    Age is the most significant factor. As women age, the percentage of chromosomally normal embryos declines. For example, a woman under 35 may have about 50-60% normal embryos, while a woman over 40 may have only 20-30%. This directly impacts the chance of having at least one transferable embryo.

    Embryo Quality and Development

    Only embryos that reach the blastocyst stage (day 5-6) can be biopsied for PGT-A. Not all fertilized eggs will reach this stage, so the number of embryos available for testing is a key factor. Clinics with strong embryology labs may have higher blastocyst rates.

    Laboratory and Genetic Testing Accuracy

    The accuracy of PGT-A depends on the biopsy technique and the genetic testing platform. Some methods have higher error rates, leading to false positives or negatives. Ask about the clinic’s quality control and whether they use next-generation sequencing (NGS), which is currently the most common and reliable method.

    Clinic Experience and Protocols

    Success rates can vary between clinics due to differences in ovarian stimulation protocols, embryo culture conditions, and transfer timing. A clinic that performs a high volume of PGT-A cycles may have more refined procedures.

    How to Interpret Success Rate Data

    When you see a success rate, ask these questions:

    • Is this the live birth rate per transfer, per retrieval, or per patient?
    • What was the average age of the patients in the study?
    • Were all patients using PGT-A, or only those with a specific indication?
    • How many embryos were tested on average?
    • Were frozen embryo transfers used, and if so, what was the endometrial preparation protocol?

    Also, remember that success rates are historical. They do not predict your individual outcome, but they can give you a general idea of what to expect.

    Questions to Ask Your Thai Clinic

    • What is your live birth rate per PGT-A tested embryo transfer for my age group?
    • How many PGT-A cycles do you perform per year?
    • What genetic testing platform do you use, and what is your biopsy error rate?
    • Do you have a minimum number of blastocysts before recommending PGT-A?
    • What is your policy on mosaic embryos?
    • Can you provide a breakdown of outcomes by age and embryo quality?

    Next Steps: Making an Informed Decision

    1. Gather your medical history, including any previous IVF or genetic testing results.
    2. Research clinics using reputable sources, such as medical societies or patient reviews.
    3. Schedule consultations with at least two clinics to compare their approaches and success data.
    4. Ask for a personalized assessment based on your age and ovarian reserve.
    5. Consider the financial and emotional costs of PGT-A, including the possibility of no normal embryos.

    For more general information on IVF success rates in Thailand, see our IVF success rates guide. If you have further questions, visit our FAQ page or explore our guides. To discuss your specific situation, contact us.

    Frequently asked questions

    What is the average success rate for PGT-A IVF in Thailand?

    There is no single average success rate for PGT-A IVF in Thailand, as outcomes vary by clinic, patient age, and embryo quality. Published data from Thai centers generally align with global trends, showing higher live birth rates per transfer for women under 35 and lower rates for those over 40. Always ask a clinic for its own age-specific data.

    Does PGT-A improve the chance of a live birth?

    PGT-A can improve the chance of a live birth per embryo transfer by selecting embryos with the correct number of chromosomes. However, it does not guarantee a live birth, and some studies show that for younger women without specific indications, the overall cumulative live birth rate may not be significantly higher. Discuss with your doctor whether PGT-A is right for you.

    What factors affect PGT-A success rates?

    The main factors are maternal age, the number and quality of blastocysts available for biopsy, the accuracy of the genetic testing laboratory, and the clinic's overall IVF protocols. Age is the most important because it determines the proportion of normal embryos.

    How should I compare success rates between Thai clinics?

    When comparing clinics, ask for the live birth rate per PGT-A tested embryo transfer, broken down by age group. Also ask about the number of cycles performed, the genetic testing method, and the criteria for recommending PGT-A. Be cautious of rates that are not age-specific or that use different denominators.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • How Long Does PGT-A Testing Take in Thailand? A Timeline Guide

    PGT-A Testing Time in Thailand: What to Expect

    If you are planning IVF with PGT-A in Thailand, one of the first questions you may have is: How long does PGT-A testing take? While the exact time can vary, the process generally involves several steps after embryo biopsy, including shipping to a genetics laboratory, DNA amplification, analysis, and reporting. In this guide, we break down the typical timeline and explain what factors can influence the waiting period.

    At a Glance: PGT-A Timeline Steps

    • Embryo biopsy: A few cells are removed from the embryo on day 5 or 6 of development.
    • Shipping to lab: The biopsy sample is sent to a genetics laboratory, which may be on-site or off-site.
    • Genetic analysis: The lab processes the sample to count chromosomes.
    • Results report: The clinic receives the results and shares them with you.

    Each step takes time, and the total waiting period can range from a few days to a couple of weeks, depending on the laboratory’s workflow and logistics.

    Step-by-Step PGT-A Timeline in Thailand

    1. Embryo Biopsy (Day 5-6)

    After egg retrieval and fertilization, embryos are cultured in the laboratory until they reach the blastocyst stage, typically by day 5 or 6. At this point, a specialist performs a biopsy, removing a small number of cells from the trophectoderm (the part that becomes the placenta). This is a delicate procedure that requires skilled embryologists.

    2. Sample Preparation and Shipping

    Once the biopsy is taken, the cells are placed in a special tube and prepared for transport. If the genetics laboratory is not located within the same facility, the sample must be shipped. Shipping can involve:

    • Arranging courier services that handle medical specimens.
    • Ensuring the sample remains at the correct temperature.
    • Customs and import/export procedures if the lab is in another country.

    Domestic shipping within Thailand may take a day or two, while international shipping can add several days. Some clinics have an on-site genetics lab, which eliminates shipping time entirely.

    3. Genetic Analysis in the Laboratory

    At the genetics laboratory, the sample undergoes DNA amplification and analysis. The laboratory uses techniques such as next-generation sequencing (NGS) to count all 23 pairs of chromosomes. This process itself typically takes a few days, but the exact time depends on the laboratory’s capacity and protocols.

    4. Results and Reporting

    After the analysis is complete, the laboratory generates a report detailing the chromosomal status of each embryo. This report is sent to your fertility clinic, which then interprets the results and discusses them with you. The clinic may schedule a consultation to explain the findings and discuss next steps.

    Factors That Affect PGT-A Turnaround Time

    Several factors can influence how long you wait for PGT-A results:

    • Laboratory location: On-site labs are faster than off-site labs that require shipping.
    • Shipping logistics: Domestic vs. international shipping, courier schedules, and customs clearance can add time.
    • Laboratory workload: Busy periods may cause delays.
    • Number of embryos: Testing multiple embryos may take slightly longer.
    • Clinic communication: How quickly the clinic schedules a follow-up appointment can affect when you receive the results.

    What to Ask Your Clinic About PGT-A Timing

    To get a clear picture of your specific timeline, ask your clinic these questions:

    • Is the genetics laboratory on-site or off-site?
    • If off-site, where is it located, and how long does shipping typically take?
    • What is the average turnaround time from biopsy to results?
    • How will I be notified of the results—by phone, email, or in-person consultation?
    • Are there any factors that could delay the results?

    Planning Your IVF Cycle Around PGT-A

    PGT-A results are usually needed before a frozen embryo transfer (FET). Since the biopsy occurs on day 5-6, and the results may take several days to a couple of weeks, your clinic will likely recommend a freeze-all cycle. This means you will have a break between egg retrieval and embryo transfer, allowing time for the genetic analysis.

    If you are traveling to Thailand for treatment, consider the following:

    • Your stay may need to be longer if you plan to wait for results in person.
    • Alternatively, you may return home and travel back for the transfer once results are ready.
    • Discuss your travel plans with your clinic to coordinate the timeline.

    Next Steps: Confirm Your Timeline

    While this guide provides a general overview, the exact PGT-A timeline can vary by clinic and laboratory. Before starting your cycle, ask your clinic for a detailed schedule. This will help you plan your time in Thailand and manage your expectations.

    For more information on PGT in Thailand, see our PGT in Thailand guide. To understand the broader IVF process, visit IVF in Thailand. If you are new to fertility treatment, our treatment process overview can help. International patients may also find our international patient resources useful.

    Frequently asked questions

    How many days does PGT-A testing take in Thailand?

    The total time from embryo biopsy to receiving PGT-A results in Thailand can vary. Typically, it may take anywhere from a few days to two weeks, depending on whether the genetics laboratory is on-site or off-site, shipping logistics, and the laboratory's workload. Your clinic can provide a more specific estimate based on their protocols.

    Does PGT-A testing require shipping embryos to another country?

    Some clinics in Thailand have their own genetics laboratory on-site, while others may send samples to a partner laboratory, which could be located domestically or internationally. If shipping is required, it can add several days to the timeline. Ask your clinic where your samples will be sent and how long shipping typically takes.

    Can I wait in Thailand for PGT-A results?

    Yes, you can choose to stay in Thailand while waiting for your PGT-A results. However, since the results may take a week or more, many international patients prefer to return home and come back for the embryo transfer once results are ready. Discuss your travel plans with your clinic to coordinate the timeline.

    What factors can delay PGT-A results in Thailand?

    Delays can occur due to shipping issues, laboratory backlogs, or the need to repeat the analysis if the sample quality is insufficient. Additionally, if the clinic requires a consultation to discuss results, scheduling availability may affect when you receive the information. Your clinic can advise on potential delays.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • Best PGT-A Labs in Thailand: An Editorial Comparison

    When you are choosing a PGT-A lab in Thailand, the goal is to find a center whose laboratory standards, genetic testing approach, and clinical team match your needs. This comparison focuses on key decision criteria such as accreditation, laboratory experience, and service scope. The order of providers below is an editorial comparison, not a ranking of success rates or clinical outcomes. Always confirm current details directly with each center.

    At a Glance: What to Compare

    • Accreditation: Look for recognized certifications such as JCI, RTAC, ISO, or CAP.
    • Laboratory type: In-house genetics lab vs. external referral.
    • PGT-A method: Typically next-generation sequencing (NGS).
    • Experience: Years in operation and number of cycles.
    • Services: IVF, ICSI, embryo freezing, and genetic counseling.
    • International support: Language assistance, coordination, and travel logistics.

    How We Compare

    We evaluated each center based on publicly available information from official websites and reputable medical directories. The criteria include accreditation, laboratory capabilities, service breadth, and patient support. We do not rank by success rates because those depend on individual patient factors and are not directly comparable across centers.

    Deep & Harmonicare IVF Center (DHC)

    DHC is a dedicated fertility center in Bangkok’s Rama 9 area. It provides IVF, ICSI, embryo culture, PGT, egg freezing, embryo freezing, and embryo transfer services. DHC holds JCI, ISO 9001, RTAC, CAP, and UK NEQAS certifications or quality credentials. Its materials list Embryoscope+, Geri incubators, IVF Witness, IMSI, and MACS. The 2026 hospital profile reports a 78% average embryo-transfer success rate for 2025 (approximately 80%), but this is not an individual prediction or guarantee. The June 2026 reference price for the basic single-cycle medical package is THB 490,000; final costs vary by medication, testing, storage, procedures, and travel.

    What to ask DHC: Which genetic testing method is used for PGT-A? Is the genetics lab in-house or external? What does the package include and exclude?

    Bangkok Hospital Fertility Center

    Bangkok Hospital Fertility Center is located on the 5th Floor of D Building at Bangkok Hospital Headquarter. The center describes reproductive endocrinologists, embryologists, an in-house embryology laboratory, male-factor testing, and multidisciplinary care. Published services include IVF, ICSI, PGT-A, egg and embryo freezing, semen analysis, and gynecologic surgery support. Official fly-in packages reviewed in July 2026 list THB 335,000 from stimulation through embryo transfer and THB 456,000 with PGT and freezing for two embryos, valid to 31 December 2026. Hospital terms and exclusions apply.

    What to ask Bangkok Hospital: Is the PGT-A performed in the in-house lab or sent out? What is the turnaround time for results? Are there additional costs for embryo biopsy and shipping?

    Jetanin Hospital

    Jetanin Hospital is a specialist fertility hospital in central Bangkok founded in December 1995. Its official history describes more than 30 years of fertility care and a team spanning reproductive physicians, embryologists, molecular geneticists, laboratory staff, nurses, and counselors. Published services include IVF/ICSI, IUI, IMSI, PESA/TESE, egg and embryo freezing, blastocyst culture, EmbryoScope, sperm testing, and genetic carrier screening. Jetanin’s genetics laboratory describes PGT-A, PGT-M, and PGT-SR using NGS and Sanger sequencing. Its embryo, genetics, and sperm laboratories are presented as in-house services. Jetanin states that it became the first IVF center in Southeast Asia accredited by both JCI and RTAC. Its facilities page also describes ISO 15189 and ISO 15190 laboratory standards and annual quality-control audits.

    What to ask Jetanin: Can you provide the current certificate scope for JCI and RTAC? How many PGT-A cycles does the lab process annually? What is the average turnaround time for results?

    MedPark IVF Fertility and Genetics Center

    MedPark IVF Fertility and Genetics Center is located within MedPark Hospital in Bangkok. Its official center page describes reproductive medicine, urology, infertility nursing, and embryology support. Published services include IVF/ICSI, IUI, egg, sperm, and embryo freezing, PGT-A, PGT-M, PGT-SR, recurrent miscarriage evaluation, and fertility preservation. MedPark describes ESHRE-certified embryologists, time-lapse incubation, and AI-assisted embryo assessment. The official page listed an IVF/ICSI package at THB 280,000 when reviewed; validity, medication, PGT, freezing, storage, transfer, and exclusions require written confirmation.

    What to ask MedPark: Are the embryologists ESHRE-certified? How does AI-assisted assessment affect embryo selection? What is the cost for PGT-A add-on?

    Bumrungrad International Hospital

    Bumrungrad International Hospital is a large multidisciplinary hospital in central Bangkok. The referenced provider listing describes IVF, ICSI, and reproductive medicine services. The listing names Dr. Phattaraphum Phophong and describes training in reproductive medicine and prenatal genetics. Its integrated setting may interest patients who need access to other medical specialties. Current fertility-team, laboratory, PGT, and price details should be confirmed directly.

    What to ask Bumrungrad: Which doctor will lead my cycle? Is the PGT-A lab on-site or outsourced? What are the current package prices?

    Superior A.R.T. Thailand

    Superior A.R.T. is a specialist assisted-reproduction and genetics center in Bangkok. Its official website states that it was established in 2007 and provides fertility and genetic services through assisted-reproduction laboratories. Published materials emphasize IVF, ICSI, and PGT pathways. Patients should confirm the treating doctor, current laboratory plan, PGT method, written package boundary, and age-specific outcome definitions.

    What to ask Superior A.R.T.: What is the laboratory’s accreditation? How many PGT-A cycles are performed per year? What is the success rate for your specific age group?

    Other Centers to Consider

    Several other Bangkok centers offer fertility services, but their PGT-A laboratory details are less publicly documented. These include Gift Fertility Clinic, Prime Fertility Clinic, Intrarat Hospital, and PMG Hospital. If you are considering these, request written confirmation of their laboratory accreditation, PGT-A method, and experience.

    Comparison Table

    Center Location Key Services Accreditation / Quality PGT-A Lab
    DHC Rama 9, Bangkok IVF, ICSI, PGT, freezing JCI, ISO 9001, RTAC, CAP, UK NEQAS In-house (per profile)
    Bangkok Hospital Fertility Center Huai Khwang, Bangkok IVF, ICSI, PGT-A, freezing Not listed in current library In-house embryology lab
    Jetanin Hospital Pathum Wan, Bangkok IVF/ICSI, PGT-A/M/SR, freezing JCI, RTAC, ISO 15189, ISO 15190 In-house genetics lab
    MedPark IVF Khlong Toei, Bangkok IVF/ICSI, PGT-A/M/SR, freezing ESHRE-certified embryologists Not specified
    Bumrungrad Central Bangkok IVF, ICSI, reproductive medicine Not listed in current library Not specified
    Superior A.R.T. Ratchathewi, Bangkok IVF, ICSI, PGT Not listed in current library Not specified

    Questions to Ask Any PGT-A Lab

    • What accreditation does your laboratory hold, and can you share the current certificate?
    • Is PGT-A performed in-house or sent to an external lab? If external, which lab?
    • What genetic testing method is used (e.g., NGS)?
    • What is the average turnaround time for PGT-A results?
    • How many PGT-A cycles does your lab process per year?
    • What is the experience of the embryologists and geneticists?
    • Are there additional costs for embryo biopsy, shipping, or storage?
    • What is the success rate for patients in my age group, and how is it defined?

    Next Steps

    1. Shortlist 2-3 centers based on your priorities (accreditation, location, cost).
    2. Request a written quotation that itemizes all costs, including PGT-A.
    3. Ask for the specific doctor and embryologist who will handle your case.
    4. Verify current accreditation and laboratory details directly.
    5. Consider a virtual consultation to discuss your medical history.

    For more background on PGT in Thailand, see our PGT in Thailand guide. To explore all hospitals, visit our hospitals page. For more comparisons, see hospital rankings. Read our partner disclosure for transparency about commercial relationships.

    Frequently asked questions

    What does PGT-A stand for?

    PGT-A stands for preimplantation genetic testing for aneuploidy. It is a test performed on embryos created through IVF to check for abnormal numbers of chromosomes, which can affect implantation and development.

    How do I choose a PGT-A lab in Thailand?

    Consider factors such as laboratory accreditation (e.g., JCI, RTAC, ISO), whether the lab is in-house or external, the experience of the embryology team, turnaround time for results, and the overall cost. Always request written confirmation of these details.

    Is PGT-A the same as genetic testing for single-gene disorders?

    No. PGT-A screens for chromosomal abnormalities (aneuploidy), while PGT-M is used for single-gene disorders. Some labs offer both, but they are different tests.

    What is the typical turnaround time for PGT-A results?

    Turnaround time varies by lab, but it often takes about 7-14 days after embryo biopsy. Ask the specific lab for their current average.

    Does PGT-A guarantee a successful pregnancy?

    No. PGT-A can help select embryos with a normal number of chromosomes, but it does not guarantee implantation, pregnancy, or live birth. Success depends on many factors, including embryo quality and maternal age.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • PGT-A and Egg Donor IVF in Thailand: Is It Necessary?

    Understanding PGT-A in Donor Egg IVF

    When using donor eggs for IVF, you may wonder whether preimplantation genetic testing for aneuploidy (PGT-A) is necessary. PGT-A screens embryos for chromosomal abnormalities before transfer. However, because egg donors are typically young and healthy, the risk of chromosomal abnormalities is generally low. As a result, PGT-A is often not recommended for donor egg cycles. This guide explains the reasoning, situations where PGT-A might still be considered, and questions to ask your clinic.

    At a Glance: Key Points

    • PGT-A is a screening test, not a guarantee of pregnancy or a healthy baby.
    • Young donors have lower aneuploidy rates, so PGT-A may add limited value.
    • PGT-A may be considered in specific cases, such as advanced maternal age or previous miscarriages.
    • Discuss the pros, cons, and costs with your fertility specialist.

    What Is PGT-A and How Does It Work?

    PGT-A (preimplantation genetic testing for aneuploidy) checks embryos for an abnormal number of chromosomes. Embryos with the correct number of chromosomes are called euploid; those with missing or extra chromosomes are aneuploid. Aneuploidy is a common cause of implantation failure and miscarriage.

    In an IVF cycle, embryos are cultured for several days, and a small number of cells are biopsied. These cells are then analyzed using techniques like next-generation sequencing. Only embryos that appear euploid are considered for transfer.

    It’s important to understand that PGT-A is a screening test. It cannot detect all genetic conditions, nor does it guarantee a successful pregnancy or a healthy baby.

    Why PGT-A Is Often Not Recommended with Donor Eggs

    Egg donors are usually in their twenties or early thirties, an age when aneuploidy rates are naturally low. For example, the risk of chromosomal abnormalities in embryos from young donors is significantly lower than in embryos from women over 35. Because of this, many fertility specialists believe that PGT-A adds little benefit in donor egg cycles.

    Additionally, PGT-A involves embryo biopsy, which is an invasive procedure with a small risk of damaging the embryo. There is also the cost of the testing itself, which may not be covered by insurance. Given the low baseline risk, the potential benefits of PGT-A may not outweigh these drawbacks for most patients using donor eggs.

    When PGT-A Might Still Be Considered

    There are situations where PGT-A may be considered even with donor eggs. These include:

    • Advanced maternal age of the recipient: While the donor’s age is the main factor in embryo aneuploidy, some clinics may consider PGT-A if the recipient is older, though evidence is limited.
    • Previous miscarriages or failed IVF cycles: If you have experienced recurrent pregnancy loss or multiple failed transfers, PGT-A might help identify chromosomal issues as a cause.
    • Balanced translocation in the donor or recipient: If either party carries a chromosomal rearrangement, PGT-A or PGT-SR may be recommended.
    • Personal preference: Some patients prefer the additional information PGT-A provides, even if the medical necessity is unclear.

    It’s essential to discuss your specific history and concerns with your fertility specialist to determine if PGT-A is appropriate for you.

    Alternatives to PGT-A with Donor Eggs

    If you decide not to pursue PGT-A, there are other ways to increase the chances of a successful donor egg cycle:

    • Choosing a screened donor: Reputable clinics screen donors for genetic and infectious diseases, reducing the risk of inherited conditions.
    • Optimizing your uterine health: A thorough evaluation of your uterine cavity and hormonal preparation can improve implantation.
    • Transferring a single embryo: Elective single embryo transfer (eSET) reduces the risk of multiple pregnancy while maintaining good success rates.

    These alternatives focus on overall cycle quality rather than embryo selection.

    Questions to Ask Your Clinic About PGT-A

    Before deciding on PGT-A, consider asking your clinic the following questions:

    • What is the aneuploidy rate for embryos from donors of the age I’m considering?
    • What are the success rates for donor egg cycles with and without PGT-A?
    • What is the cost of PGT-A, and are there additional biopsy or shipping fees?
    • How many embryos typically survive the biopsy and testing process?
    • What are the risks of embryo biopsy?
    • How will PGT-A results be used in my treatment plan?

    These questions can help you make an informed decision based on your unique situation.

    Next Steps: Making Your Decision

    Deciding whether to use PGT-A with donor eggs is personal. Here’s a simple checklist to guide you:

    1. Review your medical history and any previous pregnancy outcomes.
    2. Discuss the potential benefits and limitations of PGT-A with your fertility specialist.
    3. Ask for data on your clinic’s donor egg outcomes, both with and without PGT-A.
    4. Consider the financial implications and whether the cost is justified for you.
    5. Make a decision that aligns with your values and goals.

    Remember, PGT-A is a tool, not a guarantee. Your fertility team can help you weigh the options.

    Conclusion

    In summary, PGT-A is often not necessary when using donor eggs in Thailand, because young donors have a low risk of chromosomal abnormalities. However, there are specific situations where it might be considered. By understanding the purpose and limitations of PGT-A, and by asking the right questions, you can make a confident choice for your family-building journey.

    For more information on PGT in Thailand, visit our PGT in Thailand page. You can also explore our guides and FAQ sections for additional insights.

    Frequently asked questions

    Is PGT-A always recommended with donor eggs?

    No, PGT-A is not always recommended with donor eggs. Because egg donors are typically young, the risk of chromosomal abnormalities is low, so many clinics do not advise PGT-A as a routine part of donor egg IVF. However, it may be considered in specific cases, such as previous miscarriages or if the donor is known to carry a chromosomal rearrangement.

    What is the difference between PGT-A and PGT-M?

    PGT-A screens embryos for an abnormal number of chromosomes (aneuploidy), while PGT-M is used to detect specific single-gene disorders, such as cystic fibrosis or sickle cell anemia. PGT-M is typically used when one or both parents are known carriers of a genetic condition.

    Can PGT-A guarantee a successful pregnancy?

    No, PGT-A cannot guarantee a successful pregnancy. It is a screening test that helps select embryos with the correct number of chromosomes, but it does not ensure implantation, a live birth, or a healthy baby. Other factors, such as uterine health and embryo quality, also play a role.

    Does PGT-A harm the embryo?

    PGT-A involves a biopsy of a few cells from the embryo, which carries a small risk of damaging the embryo. However, the procedure is generally considered safe, and most embryos survive the process. Your clinic can provide more details about the risks and benefits.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • PGT-A for Repeated Implantation Failure in Thailand: Does It Help?

    Understanding repeated implantation failure

    Repeated implantation failure (RIF) is usually defined as the failure to achieve a clinical pregnancy after transferring several good-quality embryos. The exact number of failed transfers used in the definition varies among clinics, so it’s important to ask your doctor how they assess your situation.

    RIF can be emotionally and physically exhausting. You may be searching for answers and wondering whether a test like PGT-A could be the key. This guide explains what PGT-A is, how it relates to RIF, and what to consider before pursuing it in Thailand.

    What is PGT-A?

    Preimplantation genetic testing for aneuploidy (PGT-A) is a test performed on embryos created through IVF. It checks for an abnormal number of chromosomes, a condition called aneuploidy. Embryos with an abnormal chromosome count often fail to implant or miscarry.

    PGT-A involves taking a small sample of cells from the embryo, usually at the blastocyst stage, and analyzing the DNA. Only embryos that appear to have the expected number of chromosomes are considered for transfer.

    It’s important to understand that PGT-A is a screening test, not a guarantee. It cannot detect all genetic problems, and it does not ensure a pregnancy or a healthy baby.

    How PGT-A relates to RIF

    One possible cause of RIF is that the embryos transferred were chromosomally abnormal. If that is the case, PGT-A could help by identifying embryos with a normal chromosome count, potentially reducing the number of failed transfers.

    However, aneuploidy is only one of many possible reasons for RIF. Other factors include uterine abnormalities, hormonal issues, immune responses, and problems with the embryo’s ability to implant even when chromosomes are normal.

    Therefore, PGT-A is not automatically recommended for everyone with RIF. It may be more useful in certain situations, such as when you have had several failed transfers and are producing multiple embryos, or when you are older and the risk of aneuploidy is higher.

    What the evidence says

    Research on PGT-A for RIF has shown mixed results. Some studies suggest that PGT-A may reduce the time to pregnancy by avoiding transfers of aneuploid embryos, but it does not necessarily increase the overall live birth rate per cycle. Other studies have not found a clear benefit for all age groups.

    Because the evidence is not conclusive, many fertility specialists recommend a thorough evaluation before deciding on PGT-A. They may suggest investigating uterine health, fallopian tubes, hormonal levels, and other factors that could affect implantation.

    Before considering PGT-A: a full workup

    If you have experienced RIF, your doctor may recommend a series of tests to look for other causes. These may include:

    • Imaging of the uterus, such as ultrasound or hysteroscopy, to check for polyps, fibroids, or scar tissue.
    • Assessment of the uterine lining, including thickness and pattern.
    • Hormonal testing to rule out thyroid or prolactin issues.
    • Evaluation of the semen, if not already done.
    • Genetic testing of you and your partner to check for chromosomal rearrangements that could affect embryo development.

    This workup helps identify whether aneuploidy is likely to be the main issue or whether other problems need to be addressed first.

    When PGT-A might be considered

    PGT-A may be more relevant if you have:

    • Had several failed transfers with embryos that appeared morphologically good.
    • Produced a higher number of embryos, allowing for testing and selection.
    • Advanced maternal age, which increases the risk of aneuploidy.
    • Had previous miscarriages that may have been due to chromosomal abnormalities.

    But even in these cases, PGT-A is not a guarantee. It can help you avoid transferring embryos that are likely to fail, but it cannot overcome uterine or other factors that may also be preventing implantation.

    Alternatives and complementary approaches

    If PGT-A is not recommended or not available, there are other strategies that may be considered:

    • Endometrial receptivity testing, which evaluates the uterine lining’s readiness for implantation.
    • Treatment of any identified uterine issues, such as polyps or fibroids.
    • Adjustments to the IVF protocol, such as changing medication or timing.
    • Use of assisted hatching, though evidence is limited.
    • Exploring the possibility of using donor eggs, if aneuploidy is a major concern.

    Your doctor can help you weigh these options based on your specific history.

    Questions to ask your clinic in Thailand

    If you are considering PGT-A in Thailand, ask your clinic:

    • What is your definition of RIF, and do you recommend PGT-A for my situation?
    • What other tests do you suggest before PGT-A?
    • How many embryos do I need to have for PGT-A to be worthwhile?
    • What is the process for embryo biopsy and testing?
    • How long does testing take, and how does that affect my treatment timeline?
    • What are the costs involved, and are there any additional fees?
    • What are the limitations of PGT-A, and what results can I expect?

    Next steps

    Deciding whether to use PGT-A after RIF is personal and should be made with your doctor. Here is a simple checklist:

    1. Review your full medical history and previous IVF cycles.
    2. Complete a thorough workup to rule out uterine and hormonal issues.
    3. Discuss the potential benefits and limitations of PGT-A with your specialist.
    4. Ask about the laboratory’s experience and quality standards.
    5. Consider the emotional and financial investment before proceeding.

    Remember, PGT-A is a tool, not a promise. It may help you make more informed decisions about which embryos to transfer, but it does not guarantee success. Take your time, ask questions, and choose a path that feels right for you.

    Frequently asked questions

    Is PGT-A recommended for all cases of repeated implantation failure?

    No. PGT-A is not recommended for everyone with RIF. It may be considered when aneuploidy is suspected as a cause, such as after several failed transfers with good-quality embryos or in cases of advanced maternal age. A full evaluation is needed to determine if PGT-A is appropriate.

    Can PGT-A guarantee a successful pregnancy after RIF?

    No. PGT-A can help identify embryos with a normal chromosome count, but it cannot guarantee implantation, pregnancy, or a live birth. Other factors such as uterine health and embryo quality also play a role.

    What other tests might be done before PGT-A for RIF?

    Doctors may recommend imaging of the uterus, hormonal testing, semen analysis, and genetic testing of the parents to look for other causes of RIF. This helps ensure that aneuploidy is the likely issue before proceeding with PGT-A.

    How long does PGT-A take in Thailand?

    The testing process typically adds a few weeks to the IVF cycle because embryos need to grow to the blastocyst stage before biopsy, and the genetic analysis takes time. Your clinic can provide a specific timeline based on their procedures.

    Does PGT-A increase the chance of a live birth for women with RIF?

    The evidence is mixed. Some studies suggest PGT-A may reduce the number of failed transfers by avoiding aneuploid embryos, but it may not increase the overall live birth rate per cycle. It is important to discuss the potential benefits and limitations with your doctor.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • PGT-A and Advanced Paternal Age in Thailand: What to Consider

    If you are an older father exploring IVF in Thailand, you may have heard about preimplantation genetic testing for aneuploidy (PGT-A). This guide explains what PGT-A can and cannot tell you about embryo health, and how paternal age fits into the picture. It is designed to help you ask informed questions and weigh your options with your fertility team.

    At a Glance: PGT-A and Paternal Age

    • PGT-A screens embryos for abnormal chromosome numbers (aneuploidy).
    • Maternal age is the strongest known factor in embryo aneuploidy.
    • Paternal age may affect sperm DNA quality, but its impact on aneuploidy is less clear.
    • PGT-A is not a guarantee of a healthy baby; it is one piece of information.
    • In Thailand, PGT-A is available in many IVF centers, but criteria and policies vary.

    Understanding PGT-A

    PGT-A is a test performed on embryos created through IVF. A few cells are removed from each embryo, usually on day 5 or 6, and analyzed for chromosomal abnormalities. Embryos with the expected number of chromosomes (euploid) are considered more likely to implant and develop normally, while those with missing or extra chromosomes (aneuploid) often fail to implant or result in miscarriage.

    It is important to understand that PGT-A is a screening test, not a diagnostic guarantee. It does not detect all genetic conditions, nor does it ensure a successful pregnancy or a healthy child. The test can reduce the risk of transferring an aneuploid embryo, but it cannot eliminate all risks.

    Paternal Age and Fertility

    While female age is well known to affect egg quality and embryo aneuploidy, the role of paternal age is less straightforward. Research suggests that as men age, sperm quality may decline, including increased DNA fragmentation. However, the link between paternal age and chromosomal abnormalities in embryos is not as strong as the maternal age link.

    Some studies have found a slight increase in certain aneuploidies with older paternal age, but the overall effect is small compared to maternal age. Sperm DNA fragmentation, which is more common in older men, may affect embryo development and miscarriage rates, but it is not the same as aneuploidy. PGT-A does not measure DNA fragmentation.

    Should Older Fathers Consider PGT-A?

    The decision to use PGT-A should be made in consultation with your fertility specialist, considering your full medical history and IVF plan. If you are an older father, you may wonder if PGT-A is necessary. Here are some points to discuss:

    • Your partner’s age: Since maternal age is the dominant factor in aneuploidy, PGT-A may be more relevant if your partner is also of advanced maternal age.
    • Previous pregnancy history: If you have had miscarriages or failed IVF cycles, PGT-A might provide useful information.
    • Sperm health: If semen analysis shows high DNA fragmentation, your doctor may recommend lifestyle changes or treatments, but PGT-A will not address this directly.
    • Number of embryos: PGT-A requires embryos to reach the blastocyst stage for biopsy. If you have few embryos, testing may reduce the number available for transfer.

    PGT-A is not a one-size-fits-all solution. Some couples may benefit, while others may not find it necessary. Your clinic can help you weigh the potential benefits and limitations based on your specific situation.

    PGT-A in Thailand: What to Expect

    Thailand has many IVF centers that offer PGT-A. The process typically involves ovarian stimulation, egg retrieval, fertilization, embryo culture to blastocyst, biopsy, and genetic analysis. The biopsy is usually performed by an embryologist, and the analysis is done in a genetics laboratory.

    When considering PGT-A in Thailand, you should ask about:

    • Laboratory accreditation and experience
    • Biopsy technique and timing
    • Genetic analysis method (e.g., next-generation sequencing)
    • Turnaround time for results
    • Costs and what they include
    • Policies on embryo freezing and transfer

    It is also important to understand that PGT-A is an additional step that adds cost and time to your IVF cycle. Not all clinics may recommend it for every patient, and some may have specific criteria for offering the test.

    Questions to Ask Your Clinic

    Before deciding on PGT-A, consider asking your fertility team:

    • Based on our ages and history, what is the potential benefit of PGT-A for us?
    • How many embryos do we need to have before testing is worthwhile?
    • What are the risks of the biopsy procedure to the embryo?
    • How accurate is the test, and what are its limitations?
    • What are the costs, and are there any additional fees for genetic counseling?
    • How will the results affect our transfer plan?

    These questions can help you make an informed decision that aligns with your goals and values.

    Next Steps

    If you are considering PGT-A in Thailand as an older father, here is a practical checklist:

    1. Consult with a fertility specialist to review your medical history and IVF plan.
    2. Ask about the clinic’s experience with PGT-A and their success rates (if available).
    3. Discuss the potential benefits and limitations of PGT-A in your specific case.
    4. Clarify all costs and timelines before starting the cycle.
    5. Consider genetic counseling to understand the implications of test results.

    Remember, PGT-A is a personal choice. Take the time to gather information and ask questions so you can feel confident in your decision.

    Frequently asked questions

    Does paternal age affect embryo aneuploidy?

    Paternal age has a smaller effect on embryo aneuploidy compared to maternal age. Some studies suggest a slight increase in certain chromosomal abnormalities with older fathers, but the overall impact is not as strong. Other factors like sperm DNA fragmentation may also play a role in embryo health, but PGT-A does not measure that.

    What is the difference between sperm DNA fragmentation and aneuploidy?

    Sperm DNA fragmentation refers to breaks or damage in the DNA of sperm, which can affect embryo development and increase miscarriage risk. Aneuploidy is an abnormal number of chromosomes in the embryo, which can lead to implantation failure or genetic disorders. PGT-A screens for aneuploidy, not DNA fragmentation.

    Is PGT-A recommended for all older fathers?

    No. PGT-A is not recommended for everyone. The decision depends on many factors, including the female partner's age, embryo number, and previous pregnancy history. Your fertility specialist can help you determine if PGT-A is likely to be beneficial in your case.

    What are the limitations of PGT-A?

    PGT-A cannot detect all genetic conditions, and it does not guarantee a successful pregnancy or a healthy baby. The biopsy procedure carries a small risk to the embryo, and there is a possibility of false results. Additionally, PGT-A requires embryos to reach the blastocyst stage, which may not happen for all embryos.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.

  • PGT-A and Embryo Mosaicism: What Do Mosaic Results Mean?

    If you have received a mosaic embryo result after PGT-A, you may be wondering what it means for your fertility journey. Mosaicism is a term used when an embryo has a mix of cells with different chromosomal makeups. This guide explains mosaicism in plain language, how it is reported, and what options you might consider. It is important to discuss your specific results with a genetic counselor and your fertility clinic, as every situation is unique.

    At a Glance

    • Mosaic embryos have both normal and abnormal cells.
    • PGT-A reports mosaicism as a percentage range, but the exact percentage may vary.
    • Mosaic results are not a guarantee of success or failure.
    • Options include transferring the embryo, further testing, or discarding, but decisions are personal and medical.
    • Always consult a genetic counselor to understand your specific results.

    What Is PGT-A?

    Preimplantation Genetic Testing for Aneuploidy (PGT-A) is a test that screens embryos created through IVF for chromosomal abnormalities. It is not a diagnostic test for all genetic conditions, but it can help identify embryos with an abnormal number of chromosomes, which may affect implantation or development.

    PGT-A is optional and not suitable for everyone. It is often considered by people who have experienced recurrent miscarriage, have had previous failed IVF cycles, or are of advanced maternal age. However, the decision to use PGT-A should be made with your doctor, who can explain the potential benefits and limitations based on your history.

    What Is Embryo Mosaicism?

    Mosaicism occurs when an embryo contains two or more cell populations with different chromosomal content. For example, some cells may have the typical 46 chromosomes, while others may have an extra or missing chromosome. This is different from a uniformly abnormal embryo, where all cells have the same abnormality.

    Mosaicism can arise during cell division after fertilization. The degree of mosaicism is often described as a percentage, such as 20% or 60%, indicating the proportion of abnormal cells. However, this percentage is an estimate based on the biopsy sample and may not reflect the entire embryo.

    How Are Mosaic Results Reported?

    PGT-A results are typically categorized as:

    • Euploid: All cells tested have the expected number of chromosomes.
    • Aneuploid: All cells tested have an abnormal number of chromosomes.
    • Mosaic: A mix of normal and abnormal cells is detected.

    Mosaic results may be further described as low, medium, or high level, depending on the proportion of abnormal cells. The exact reporting criteria can vary between laboratories, so it is important to ask your clinic how they interpret and report mosaicism.

    What Do Mosaic Results Mean for Your Embryo?

    A mosaic result does not mean the embryo is definitely abnormal or definitely normal. The clinical significance of mosaicism is still being studied. Some mosaic embryos may self-correct during development, while others may not implant or may lead to miscarriage. In some cases, a mosaic embryo can result in a healthy baby, but this is not guaranteed.

    It is also important to note that PGT-A is a screening test, not a diagnostic test. It cannot detect all chromosomal abnormalities, and a mosaic result does not provide a definitive answer about the embryo’s potential.

    Options After a Mosaic Result

    If you receive a mosaic result, you may have several options, but these depend on your clinic’s policies, your medical history, and local regulations. Possible options include:

    • Transfer the mosaic embryo: Some clinics may offer transfer, especially if the mosaicism is low-level. However, this decision involves careful counseling about potential risks and outcomes.
    • Further testing: You might consider additional genetic testing, such as PGT-M or PGT-SR, if there is a specific genetic concern. However, these tests are for specific conditions and may not clarify mosaicism.
    • Discard the embryo: Some patients choose not to transfer a mosaic embryo, but this is a personal decision.
    • Consider another IVF cycle: You may decide to undergo another cycle to create more embryos for testing.

    It is crucial to discuss these options with your fertility specialist and a genetic counselor. They can provide guidance based on the latest research and your individual circumstances.

    Questions to Ask Your Clinic

    When discussing your mosaic result, consider asking the following questions:

    • What is the exact level of mosaicism reported, and how does your lab define low, medium, or high?
    • What is your clinic’s policy on transferring mosaic embryos?
    • What are the potential risks and outcomes associated with transferring this embryo?
    • Are there any additional tests that could provide more information?
    • What support services are available, such as genetic counseling?

    Next Steps

    After receiving a mosaic result, take time to process the information. Schedule a consultation with your clinic and a genetic counselor to discuss your options in detail. Remember that you are not alone, and many people face similar decisions. Seek support from your medical team and loved ones as you navigate this complex situation.

    For more information about PGT in Thailand, visit our PGT in Thailand page. You may also find our guides and FAQ sections helpful.

    Frequently asked questions

    Can a mosaic embryo result in a healthy baby?

    Yes, there have been cases where mosaic embryos have led to healthy live births, but this is not guaranteed. The outcome depends on the specific chromosomal abnormality, the level of mosaicism, and other factors. It is important to discuss your specific situation with a genetic counselor.

    Is a mosaic embryo considered abnormal?

    A mosaic embryo has both normal and abnormal cells, so it is not classified as uniformly normal or abnormal. The clinical significance is uncertain, and it may behave differently depending on the proportion of abnormal cells and which chromosomes are affected.

    Should I transfer a mosaic embryo?

    The decision to transfer a mosaic embryo is personal and should be made with your fertility doctor and genetic counselor. They can help you weigh the potential risks and benefits based on your medical history and the specific characteristics of the embryo.

    What is the difference between PGT-A and PGT-M?

    PGT-A screens for chromosomal abnormalities (aneuploidy), while PGT-M tests for specific single-gene disorders when one or both parents carry a known genetic mutation. They are different tests used for different purposes.

    Continue your research

    Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.