PGT-M in Thailand Your guide to cost, top specialists & hospitals
If you carry a genetic condition, PGT-M means your child does not have to. Testing embryos before transfer breaks the chain.
What Is PGT-M?
Also known as: Genetic Disease Screening · Preimplantation Genetic Testing for Monogenic Disorders
PGT-M is a genetic test that checks IVF embryos for a single-gene inherited condition by reading the exact mutation a couple is known to carry. The lab builds a custom probe for your family's mutation, takes a few cells from each embryo at the blastocyst stage, and classifies it as affected, carrier, or unaffected. Only unaffected embryos are recommended for transfer. The probe takes about four to eight weeks to build and can be reused for future cycles.
If you grew up watching a condition affect your family, the idea of passing it on can weigh heavily. PGT-M lets you test before a pregnancy begins rather than during one. The probe is built around your own family's DNA, so it is shaped to your situation, not a generic screen.
No genetic test is perfect. PGT-M is highly accurate but not absolute, so confirming the result with prenatal testing during pregnancy is recommended1. It also needs a known mutation and an IVF cycle to produce embryos. A genetic counsellor talks all of this through first, so you know what the test can and cannot tell you.
It can address a range of concerns, including:
Am I a Good Candidate for PGT-M?
PGT-M suits couples who carry a known single-gene disorder and want to avoid passing it to a child.
PGT-M is a custom genetic test built around a known mutation, so suitability hinges on confirmed carrier status and timing.
Confirmed carriers: one or both partners should be confirmed carriers through genetic testing, since the test needs a known target.
IVF route: accessing embryo testing requires going through IVF, even for fertile couples.
Probe lead time: a custom probe takes four to eight weeks to develop before IVF starts, so your timeline needs to allow for it.
Who is not suitable for pgt-m?
- Single patients and unmarried couples, since Thai law restricts IVF (and therefore PGT-M) to legally married couples, who must show a marriage certificate at registration
- The specific mutation not yet confirmed in either partner
- Affected family members not contactable for DNA samples, which limits accuracy
- A late-onset or variable-penetrance condition, until ethical counselling is complete
- A tight treatment window that the four-to-eight-week probe workup may not fit
Pricing
How Much Will PGT-M Cost in Thailand?
How Thailand compares on cost, quality and reliability against leading destinations for pgt-m.
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Get my free quoteIs it better value in Thailand than in the USA?
Yes, comparable results at a fraction of the costThailand's leading clinics are internationally accredited and its specialists highly experienced, so for most patients the results are comparable to those at home, at a fraction of the price. Here's how the cost breaks down by clinic tier.
Cost comparison by clinic level
| Clinic level | Your price in Thailand | Typical USA cost | You save |
|---|---|---|---|
| StandardAccredited clinic, experienced specialist | from ~$3,000 | from ~$7,500 | ~60% |
| PremiumLeading clinic, senior specialist | from ~$4,200 | from ~$10,500 | ~60% |
| LuxuryTop specialist, private concierge | from ~$5,600 | from ~$13,875 | ~60% |
Prices are indicative and shown in your local currency. You pay the clinic directly, with no markup.
How Thailand comparesClinic and specialist standards
Accreditation
Specialist credentials
International experience
Thailand's advantages
- Save thousands on the same treatment and standard of care
- JCI-accredited clinics and board-certified specialists
- Airport transfers and aftercare included, with hotels arranged nearby
- Little to no waiting list, so you plan around your travel
- A dedicated coordinator from first enquiry to flight home
Considerations
- Travel and time off work to factor in
- Follow-up care needs planning once you are back home
- Choosing the right clinic and specialist matters most
Hospitals Trusted for PGT-M
From internationally accredited flagships to dedicated specialist hospitals, these are the kinds of facilities where international patients have this procedure.
BNH Hospital
Mid-sized hospital founded in 1898, known for women's health, orthopaedics, and spine care.
MedPark Hospital
Purpose-built tertiary hospital opened in 2020, focused on complex cardiac, cancer, and transplant care.
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The complete guide to PGT-M in Thailand
Everything below is for readers who want the full detail: costs broken down, types and techniques, recovery, risks and safety, and planning your trip.
PGT-M Clinics in Thailand
PGT-M requires specialised molecular genetics expertise. Not all fertility clinics offer this test, so choosing one with an established programme is essential.
Leading Fertility Clinics in Bangkok
Our partner clinics have established PGT-M programmes in partnership with accredited genetics laboratories. They handle probe development, embryo biopsy, and analysis as a coordinated service, not a fragmented process involving multiple unconnected providers. The clinical team, embryology team, and genetics lab work together to deliver results efficiently.
Experienced Genetics Teams
PGT-M requires genetic counsellors who can explain inheritance patterns, interpret complex results, and help you make informed decisions. Our partner clinics provide this counselling as a core part of the service. The counsellors are qualified in medical genetics and experienced with the specific emotional dimensions of genetic condition screening.
What to Look for in a Clinic
Confirm the clinic has performed PGT-M for your specific condition before. Ask about probe development timelines and whether family DNA samples can be collected locally and shipped. Check whether PGT-A can be combined on the same biopsy. Confirm genetic counselling is included. And ask about the clinic's turnaround time from biopsy to results.
PGT-M Results and Impact
PGT-M provides definitive information about each embryo's genetic status for your specific condition. Here is what the results look like.
Understanding Your PGT-M Results
Each tested embryo receives one of three classifications. Unaffected means the embryo does not carry the condition and is suitable for transfer. Carrier means the embryo carries one copy of the mutation but will not be affected; carriers can be transferred if no unaffected embryos are available, depending on the condition. Affected means the embryo has the condition and is not recommended for transfer.
Combined PGT-A and PGT-M Results
When both tests are performed, you receive comprehensive information about each embryo's chromosomal status and genetic condition status. The ideal embryo for transfer is one that is both euploid (chromosomally normal) and unaffected by the genetic condition. This combined approach gives you the highest confidence in the embryo selected.
PGT-M Cost in Thailand
Average Cost of PGT-M
PGT-M in Thailand costs between $3,000 and $5,400. This covers genetic counselling, custom probe development for your specific mutation, embryo biopsy, genetic analysis, results consultation, and a written report. The IVF cycle itself is priced separately. If PGT-A is added to the same biopsy, that is an additional fee.
Cost Breakdown
The PGT-M fee has two components. Probe development (the workup) is a one-time cost that covers DNA collection, linkage mapping, and probe validation. Embryo testing covers the biopsy, laboratory analysis, and results interpretation. Genetic counselling is included at both stages. If the probe has been developed for a previous cycle, the workup cost is not repeated.
What Affects the Price?
The complexity of the mutation affects probe development cost. Some mutations are more straightforward to target than others. The number of embryos tested, whether PGT-A is combined, and whether family DNA samples are available all influence the total. A reused probe from a previous cycle eliminates the development cost entirely.
Cost by PGT-M Type
Pricing varies by the complexity and scope of the procedure. Typical ranges at our partner hospitals in Thailand:
- PGT-M with existing probe (common conditions): $3,000–$3,800. The laboratory already has a validated test for the specific gene mutation
- PGT-M requiring custom probe development: $3,800–$4,800. A customised test is built for a rare or family-specific mutation
- PGT-M with concurrent PGT-A: $4,500–$5,400. Combines single-gene testing with full chromosomal screening
Exact pricing is confirmed after your consultation and treatment plan are finalised.
Thailand vs International Price Comparison
PGT-M in Thailand costs 50–70% less than equivalent testing in the US ($7,500–$13,500), Australia (A$6,600–A$12,000), and UK (£6,000–£10,500). The saving is particularly meaningful because PGT-M is often needed alongside a full IVF cycle; the combined cost in Thailand is still typically below the PGT-M cost alone at home.
PGT-M Process
PGT-M has two distinct phases: probe development (before your IVF cycle) and embryo testing (during your cycle). Both require specialised molecular genetics expertise.
Custom Probe Development (Workup)
The genetics lab develops a personalised testing protocol for your family's specific mutation. DNA samples from you, your partner, and ideally affected or carrier family members are used to establish linkage markers around the mutation. This workup takes four to eight weeks and is a one-time process; the probe is reusable for any future IVF cycles without repeating development.
- Personalised to your specific genetic mutation
- Uses DNA from both partners and family members for maximum accuracy
- One-time development, reusable across multiple IVF cycles
- Best for: all PGT-M patients; probe development is a required preparatory step
Embryo Biopsy and Genetic Analysis
During your IVF cycle, embryos are cultured to blastocyst stage and a trophectoderm biopsy is performed, the same technique used in PGT-A. The biopsied cells are tested with the custom probe to classify each embryo as affected, unaffected, or carrier. Results are combined with linkage analysis for diagnostic accuracy exceeding 98%.
- Trophectoderm biopsy samples cells destined to form the placenta and is designed to avoid the inner cell mass
- Each embryo classified as affected, carrier, or unaffected
- Can be combined with PGT-A for simultaneous chromosomal screening
- Best for: all PGT-M patients; embryo biopsy is when testing happens
PGT-M Techniques
The technical depth of PGT-M goes beyond standard embryo screening. The custom probe and linkage analysis are what make single-gene testing reliable.
Linkage Analysis and Probe Validation
The genetics lab maps informative DNA markers around your mutation using samples from multiple family members. These linkage markers act as genetic signposts that confirm the probe is reading the correct region of the genome. Using both direct mutation detection and linkage analysis together raises diagnostic accuracy above 98%, higher than either method alone.
- Family DNA samples improve linkage marker identification
- Dual approach (direct + linkage) maximises accuracy
- Probe is validated against known family member results before use
- Best for: ensuring the highest possible diagnostic reliability
Combined PGT-A and PGT-M
Both tests can be performed on the same trophectoderm biopsy. PGT-A screens for chromosomal abnormalities while PGT-M tests for your specific mutation. This combined approach identifies embryos that are both chromosomally normal and unaffected by the genetic condition, giving you the most complete information before transfer.
- Single biopsy provides both chromosomal and single-gene results
- Particularly valuable for patients over 35 where aneuploidy risk is higher
- Maximises the chance of selecting the best overall embryo
- Best for: patients who want comprehensive screening, especially those over 35
PGT-M Process Timeline
Pre-Cycle (Probe Development)
DNA samples are collected from you, your partner, and relevant family members, typically via a blood draw or saliva kit that can be done locally and shipped to the lab. The custom probe is developed over four to eight weeks. You do not need to be in Thailand for this stage.
IVF Cycle and Biopsy
You undergo a standard IVF stimulation and egg retrieval cycle. Embryos are cultured to blastocyst stage. The embryologist performs a trophectoderm biopsy on each suitable embryo, and cells are sent for PGT-M analysis. All embryos are vitrified while results are pending.
Flying Home After Retrieval
Egg retrieval is the only procedure that affects your body, and the biopsy happens in the lab, not on you. Plan a minimum of 24 to 48 hours of rest after retrieval before flying, and your clinic checks for ovarian hyperstimulation (OHSS) first, since bloating, fluid retention and air travel do not mix well. Once you are cleared, you can fly home and wait for results there; no extra stay beyond the IVF cycle itself is needed.
Results and Counselling
Results arrive within two to three weeks after biopsy. Each embryo is classified as affected, carrier, or unaffected. Your genetic counsellor reviews every result with you, explains the implications, and helps you decide which embryo to transfer. A comprehensive written report is provided.
Frozen Embryo Transfer
An unaffected embryo is thawed and transferred to your prepared uterus in an FET cycle, a short visit of five to seven days. If PGT-A was also performed, the embryo selected will be both genetically unaffected and chromosomally normal.
Does PGT-M Require Additional Time in Thailand?
No additional stay is needed beyond the IVF cycle itself. Probe development happens before you travel (DNA samples are shipped). Embryo biopsy occurs during your standard IVF cycle. Plan to rest at least 24 to 48 hours after egg retrieval and let the clinic rule out ovarian hyperstimulation (OHSS) before you fly. Results then arrive while you are home, and you return for a frozen embryo transfer of five to seven days once an unaffected embryo is confirmed.
What If All Embryos Are Affected?
For a recessive condition where both partners are carriers, each embryo has a 25% chance of being affected. If all embryos test as affected or aneuploid, options include another IVF cycle to produce more embryos, donor gametes, or alternative pathways. Genetic counselling prepares you for all possible outcomes before testing begins.
Confirmatory Prenatal Testing
Despite PGT-M's high accuracy (above 98%), confirmatory testing during pregnancy is recommended. Chorionic villus sampling (CVS) at 11 to 14 weeks or amniocentesis at 15 to 20 weeks can verify the PGT-M result.3,4 This is standard clinical practice worldwide and provides additional reassurance.
Risks and Limitations of PGT-M
PGT-M is highly accurate but not infallible. Understanding its limitations is important for informed decision-making.
- Small risk of embryo damage during biopsy1
- Rare possibility of misdiagnosis, driven mainly by allele dropout, where one of the two gene copies fails to amplify; linkage analysis is added to reduce this1
- Mosaic trophectoderm results, where cells in the same embryo give conflicting affected/carrier/unaffected calls, can make a classification uncertain and may need a repeat biopsy
- Not all embryos will reach blastocyst stage for biopsy
- Some embryos may be affected or carriers, reducing the number available for transfer
- Custom probe development adds time and cost before the IVF cycle begins
- Confirmatory prenatal testing (CVS or amniocentesis) is recommended during pregnancy
Although PGT-M accuracy exceeds 98%, confirmatory prenatal testing is recommended during any resulting pregnancy. Leading Thai clinics use experienced embryologists for biopsy and partner with accredited genetics laboratories for analysis, maintaining the highest standards of quality control.
Is PGT-M Safe in Thailand?
Yes. PGT-M is performed at licensed clinics in partnership with accredited genetics laboratories. The biopsy technique is identical to PGT-A, and the molecular analysis uses validated platforms. Thai clinics offering PGT-M comply with the Assisted Reproductive Technology Act and follow international best-practice guidelines.
How Reliable Is PGT-M?
Diagnostic accuracy exceeds 98% when direct mutation testing and linkage analysis are combined. The use of family DNA samples further improves reliability. The main technical failure mode is allele dropout, where one of the two gene copies in the biopsied cells fails to amplify and could be misread; pairing direct mutation detection with linkage markers is what keeps the residual misdiagnosis rate low. Occasionally a mosaic biopsy gives conflicting calls between cells and the embryo cannot be classified with confidence. Misdiagnosis is rare but not impossible, which is why confirmatory prenatal testing is recommended. No genetic test achieves 100% accuracy; understanding this is part of the counselling process.
What Conditions Can PGT-M Test For?
PGT-M can test for virtually any single-gene disorder where the causative mutation is known. Common conditions include cystic fibrosis, sickle cell disease, thalassaemia, Huntington's disease, BRCA1/BRCA2 mutations, spinal muscular atrophy, fragile X syndrome, and Marfan syndrome. If you carry a known mutation, your genetic counsellor will confirm whether PGT-M is available for your specific condition.
Planning Your PGT-M Treatment in Thailand
PGT-M requires advance planning because probe development takes four to eight weeks before your IVF cycle can begin.
Getting Started Early
Begin the probe development process as early as possible. DNA samples from you, your partner, and relevant family members can be collected at local laboratories and shipped to the genetics lab in Thailand. Your coordinator will arrange collection kits and logistics. Starting the workup early ensures no delays to your IVF cycle timeline.
What Is Included in Your Treatment
The PGT-M quote covers genetic counselling, probe development, embryo biopsy, genetic analysis, results consultation, and a comprehensive written report. The IVF cycle is priced separately. If PGT-A is added, that is an additional line item. Medication and embryo freezing are also quoted independently.
Timeline Overview
Probe development takes four to eight weeks (done remotely before you travel). Your IVF cycle in Thailand takes two to three weeks. Results take two to three weeks after biopsy (you can be home during this time). A frozen embryo transfer takes five to seven days (a return visit). Total elapsed time from start to transfer is approximately three to four months, though your active time in Thailand is limited to two trips.
Related Procedures
Other procedures that address similar goals or conditions, in case one of them is a closer fit for you.
Planning your treatment in Thailand
Independent guides to help you weigh the decision, before you commit to anything.
Common Questions About PGT-M in Thailand
Everything you need to know about testing embryos for inherited conditions
Medical References
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Medical disclaimer: Content on this site is provided for informational purposes and should not be treated as medical advice. Outcomes, timelines, and eligibility differ from person to person. Consult a qualified medical professional before making any decisions about surgery or treatment.
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