At a glance
IVF and PGT can help many families, but they also carry physical, emotional, and laboratory risks. This guide explains what to consider and what to ask your clinic before starting treatment in Thailand.
In vitro fertilization (IVF) and preimplantation genetic testing (PGT) are powerful tools that help many people build their families. However, like any medical procedure, they come with potential risks and limitations. If you are considering treatment in Thailand, understanding these risks can help you make an informed decision and prepare for the journey ahead. This guide offers a balanced overview of the common risks associated with IVF and PGT, and encourages you to discuss your specific situation with a qualified fertility specialist.
At a Glance: Key Risks to Consider
- Physical side effects from fertility medications and egg retrieval.
- Emotional and financial stress from the treatment cycle.
- Laboratory risks such as errors in handling embryos or genetic testing.
- Uncertainty in test results – PGT is not 100% accurate.
- Ethical and legal considerations that vary by country and clinic.
Understanding IVF Risks
IVF involves ovarian stimulation, egg retrieval, fertilization in the lab, and embryo transfer. Each step carries its own set of risks.
Ovarian Hyperstimulation Syndrome (OHSS)
Fertility medications stimulate the ovaries to produce multiple eggs. In some cases, this can lead to ovarian hyperstimulation syndrome (OHSS), where the ovaries become swollen and painful. Symptoms range from mild bloating to severe abdominal pain, nausea, and shortness of breath. Severe OHSS is rare but can require hospitalization. Your doctor will monitor your hormone levels and ultrasound during stimulation to reduce the risk.
Side Effects of Fertility Medications
Common side effects of injectable hormones include hot flashes, headaches, mood swings, and breast tenderness. These are usually temporary and resolve after the cycle. Some women may experience allergic reactions or injection site pain.
Egg Retrieval Procedure Risks
Egg retrieval is a minor surgical procedure performed under sedation. Risks include bleeding, infection, and damage to surrounding organs (such as the bladder or bowel), though these are rare. You may experience cramping or spotting after the procedure.
Embryo Transfer Risks
The embryo transfer itself is usually painless, but there is a small risk of infection or cramping. In rare cases, the embryo may implant outside the uterus (ectopic pregnancy), which is a medical emergency.
Multiple Pregnancy
Transferring more than one embryo increases the chance of twins or higher-order multiples, which carries higher risks for both mother and babies, including preterm birth and low birth weight. Many clinics now recommend single embryo transfer (SET) to reduce these risks.
Understanding PGT Risks and Limitations
Preimplantation genetic testing (PGT) is performed on embryos before transfer to screen for genetic abnormalities. There are different types: PGT-A (aneuploidy screening), PGT-M (monogenic disorders), and PGT-SR (structural rearrangements). While PGT can provide valuable information, it is not perfect.
Laboratory Errors and Biopsy Risks
PGT requires a biopsy of a few cells from the embryo. This process can damage the embryo, although the risk is low. There is also a possibility of laboratory errors, such as contamination or mislabeling, which could lead to incorrect results. Reputable labs follow strict protocols to minimize these risks, but they cannot be completely eliminated.
Mosaicism and Inconclusive Results
Embryos can be mosaic, meaning they have a mix of normal and abnormal cells. PGT may report a mosaic result, which is often inconclusive. Additionally, sometimes the test fails to produce a result, requiring a re-biopsy or leaving the embryo untested. This uncertainty can be emotionally challenging.
False Positives and False Negatives
PGT is highly accurate but not 100%. A false positive means the test indicates an abnormality when the embryo is actually normal, leading to the embryo being discarded unnecessarily. A false negative means the test misses an abnormality, and the embryo may be transferred with a genetic issue. The risk is small but real.
Ethical and Legal Considerations
PGT raises ethical questions, especially regarding the selection of embryos for traits unrelated to medical conditions. In Thailand, the legal framework for PGT may differ from your home country. It is essential to understand the regulations and ensure the clinic follows ethical guidelines.
Emotional and Financial Considerations
IVF and PGT can be emotionally and financially demanding. The process involves multiple appointments, procedures, and waiting periods. The uncertainty of outcomes can cause stress and anxiety. It is important to have a support system and consider counseling. Financially, costs can add up, and not all cycles result in a live birth. Make sure you understand the full cost structure, including medications, lab fees, and any additional procedures.
Questions to Ask Your Clinic
Before starting treatment, ask your clinic specific questions to understand their approach and your risks:
- What is your policy on single embryo transfer?
- How do you monitor for OHSS, and what is your protocol if it occurs?
- What is your lab’s accreditation and quality control process?
- How do you handle inconclusive or mosaic PGT results?
- What are the success rates for your clinic, and how are they calculated?
- What support services do you offer for emotional and financial counseling?
Next Steps: Making an Informed Decision
To move forward with confidence, consider these steps:
- Research clinics in Thailand that are transparent about their procedures and outcomes.
- Schedule consultations with at least two clinics to compare approaches.
- Ask for a detailed breakdown of costs and what is included.
- Discuss your medical history and any specific risks with the fertility specialist.
- Seek independent advice from a genetic counselor if you are considering PGT.
Remember, every individual’s situation is unique. The risks and benefits of IVF and PGT should be weighed carefully with your medical team. For more information, explore our PGT in Thailand guide, visit our guides section, or check our FAQ for common questions.
Frequently asked questions
What is the most common risk of IVF?
The most common risk is ovarian hyperstimulation syndrome (OHSS), which can cause bloating, pain, and in severe cases, hospitalization. Your doctor will monitor you to reduce this risk.
Can PGT damage the embryo?
PGT requires a biopsy of a few cells, which carries a small risk of damaging the embryo. However, this risk is low, and many embryos survive the procedure.
Is PGT 100% accurate?
No, PGT is highly accurate but not perfect. There is a small chance of false positives or false negatives, and some results may be inconclusive due to mosaicism.
Are there legal restrictions on PGT in Thailand?
Yes, Thailand has regulations regarding PGT. It is important to discuss the legal aspects with your clinic and understand how they apply to your situation.
How can I reduce the risks of IVF and PGT?
Choose a reputable clinic with transparent practices, follow your doctor's advice, and ask questions about their protocols. Also, consider single embryo transfer to reduce multiple pregnancy risks.
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.
Need help turning research into a shortlist?
