At a glance
PGT results from Thai labs typically take 7–14 days, but the exact timing depends on the test type, lab schedule, and whether you plan a fresh or frozen embryo transfer. This guide explains the process and how to plan your cycle timeline.
Understanding PGT and Its Timeline
Preimplantation genetic testing (PGT) is a procedure used to screen embryos for genetic abnormalities before transfer. The timeline for receiving results from a Thai laboratory is a common concern for patients planning their IVF cycle, especially those traveling from abroad. While the general turnaround is often quoted as 7–14 days, the actual duration can vary based on several factors. This article explains the process, how it affects your transfer options, and what you need to confirm with your clinic.
Factors That Influence PGT Result Timing
Type of PGT Test
Different PGT tests require different processing times. PGT-A (aneuploidy screening) typically takes less time than PGT-M (monogenic disorders) or PGT-SR (structural rearrangements), which may involve more complex analysis. Confirm with your clinic which test you need and its estimated turnaround.
Lab Schedule and Workflow
Thai labs may have specific batch processing days. For example, biopsies may be collected on certain days of the week, and results may be released on fixed schedules. Ask your clinic about the lab’s weekly routine and how it aligns with your cycle.
Number of Embryos Tested
Testing multiple embryos can sometimes extend the timeline, though many labs process batches simultaneously. Your clinic can give you a more personalized estimate based on your expected number of embryos.
Shipping and Logistics (if applicable)
If your clinic sends biopsies to an external lab, additional shipping time may be needed. Confirm whether the lab is on-site or off-site, and factor in any courier delays.
Impact on Fresh vs. Frozen Transfer Decision
One of the most important planning decisions is whether to attempt a fresh embryo transfer or freeze all embryos for a later frozen embryo transfer (FET). PGT results directly influence this choice.
Fresh Transfer
A fresh transfer typically occurs on day 5 or 6 after egg retrieval. Since PGT results take at least 7 days, they are not available in time for a fresh transfer. Therefore, if you plan to transfer a genetically tested embryo, you must opt for a frozen transfer in a subsequent cycle.
Frozen Transfer (FET)
With a frozen transfer, embryos are biopsied and vitrified (frozen) while awaiting results. Once results are received, only euploid (normal) embryos are selected for transfer in a later cycle. This approach allows for PGT but requires additional time—typically one to two months between retrieval and transfer, depending on your clinic’s schedule and your personal timeline.
Planning Your Cycle Timeline as an International Patient
If you are traveling to Thailand for IVF with PGT, careful planning is essential. Here are key steps and questions to discuss with your clinic:
- Initial consultation: Discuss your medical history, PGT options, and estimated timelines.
- Cycle start: Plan your travel dates around your menstrual cycle and medication schedule.
- Egg retrieval and biopsy: Coordinate your stay to cover the retrieval and any required follow-up.
- Waiting period for results: You may return home while waiting for PGT results, but confirm how results will be communicated (email, portal, phone).
- Frozen transfer preparation: If FET is needed, plan a second trip or discuss remote monitoring options with your clinic.
Questions to Confirm with Your Clinic
Because timelines can vary, always verify the following directly with your treating clinic:
- What is the estimated turnaround time for my specific PGT test?
- Does the lab process biopsies daily or on specific days?
- Will results be available within 10 days, or could it take longer?
- How will I receive the results, and who will explain them?
- What is the recommended interval between retrieval and FET?
- Are there any additional costs for expedited processing?
Summary
PGT results from Thai labs generally take 7–14 days, but the exact timing depends on the test type, lab schedule, and logistics. Because results are not available for a fresh transfer, most patients will need a frozen embryo transfer. Planning your travel and cycle timeline with your clinic’s guidance is crucial for a smooth experience. Always confirm specific timelines and procedures with your chosen clinic, as individual circumstances can vary.
Frequently asked questions
Can I get PGT results in time for a fresh transfer?
No, PGT results typically take 7–14 days, so they are not available for a day-5 or day-6 fresh transfer. You will need to freeze all embryos and plan a frozen embryo transfer (FET) in a subsequent cycle.
How long does PGT-A take in Thailand?
PGT-A (aneuploidy screening) often has a shorter turnaround than PGT-M or PGT-SR, but exact timing varies by lab. Most clinics estimate 7–10 days, but confirm with your specific lab.
Do I have to stay in Thailand while waiting for PGT results?
Not necessarily. Many patients return home after egg retrieval and biopsy, and receive results remotely. However, confirm with your clinic how results will be communicated and whether any follow-up is needed in person.
What happens if PGT results are delayed?
Delays can occur due to lab workload, technical issues, or shipping. Your clinic should inform you of any delays and adjust your FET schedule accordingly. Always ask about contingency plans.
How long between egg retrieval and frozen transfer with PGT?
Typically 1–2 months, depending on your menstrual cycle, clinic schedule, and how quickly results are available. Your clinic will provide a personalized timeline.
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.
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