
In today’s world, planning for a child involves more than just physical health or timing. It now includes gene testing or genetic screening, which is an essential step that couples should focus on before pregnancy. Especially in an era when genetic disorders may remain hidden in parents without showing any symptoms, gene testing offers a proactive way to increase the chances of having a healthy child and a complete family.
What is Pre-Pregnancy Genetic Testing?
Pre-pregnancy genetic testing involves screening for genetic or chromosomal abnormalities that may exist in one or both parents, even if no symptoms are apparent. The primary goal is to assess the risk of passing genetic disorders to a child and help parents plan the best approach to pregnancy.
Examples of Disorders Detected Through Gene or Chromosomal Testing
- Genetic disorders such as Thalassemia, Cystic Fibrosis, and Muscular Dystrophy
- Chromosomal abnormalities like Down syndrome or Edward syndrome
- Rare genetic conditions that parents may not show symptoms for but can pass on to their children
Why is Pre-Pregnancy Gene Testing Important for Couples?
For couples planning to have children, genetic testing offers more than just “risk awareness.” It provides an opportunity to start a family with confidence, offering several benefits, including:
- Preventing the Transmission of Genetic Disorders: If both parents have abnormal genes, doctors can offer options such as IVF combined with embryo chromosomal screening (PGT-A) and single gene genetic screening in embryos (PGT-M) to avoid abnormal embryos.
- Comprehensive Family Planning: Knowing in advance allows couples time to prepare both physically and mentally for parenthood.
- Reducing Anxiety for Couples: Couples will feel more confident knowing they have complete information before starting a pregnancy.
- Assisting with Fertility Treatments: This is especially helpful for couples requiring fertility technology, such as IVF or ICSI, to help them conceive.
Who Should Consider Genetic Testing Before Pregnancy?
While genetic testing before pregnancy is suitable for all couples planning to have a child, the following groups should consider it more carefully:
At-Risk Groups for Gene Testing
- Couples with a family history of genetic disorders
- Women over 35 years old or men over 40 years old
- Couples who have had unexplained miscarriages or children with abnormalities
- Couples with infertility issues or who have previously undergone IVF without success
Consultation with a Doctor and Precautions
Before deciding to undergo genetic testing, it’s important to consult with a genetic specialist to choose the most appropriate type of test to ensure accurate results. If a risk is detected, the doctor can recommend an appropriate pregnancy plan.
Steps for Pre-Pregnancy Genetic Testing
Step 1: Consult with a Fertility Specialist
Start by discussing with a doctor to assess risks and select the right testing method based on your health and family history.
Step 2: Collect Blood or Saliva Samples
Blood or saliva samples from both partners will be collected for analysis to detect any genetic abnormalities.
Step 3: Analyze the Genetic Samples in the Lab
The samples are sent to a laboratory for analysis using specific techniques to detect genetic or chromosomal abnormalities that may affect the baby.
Step 4: Schedule a Follow-Up for Results and Advice
You will receive the test results from your doctor, along with advice on the best plan for a safe and appropriate pregnancy.
How to Prepare for Genetic Testing Before Planning Parenthood?
Although genetic testing doesn’t require complicated preparations, here are some simple tips to make the process more effective:
- Study the basics of genetic testing to understand its purpose and importance.
- Record both family histories, especially any genetic-related conditions.
- Inform your doctor if you’re taking any medication or have chronic health conditions to ensure accurate results.
- There is no need to fast unless advised by your doctor for specific tests.
Confidently Plan Your Family
Having a child is a dream come true for many couples. Starting with “pre-pregnancy genetic testing” is a smart choice in today’s world, as it not only helps ensure a safe pregnancy but also gives your child the best chance for a healthy and quality life from the beginning.
At VFC Center (V-Fertility Center), we are a fertility clinic in Thailand that provides genetic testing, gene screening, and consultation with fertility specialists in Thailand. We care for you every step of the way, from family planning to comprehensive infertility treatments.
Contact or Book a Consultation:
VFC Center – V-Fertility Center
Hotline: 082-903-2035
LINE Official: @vfccenter

The team of specialists in obstetrics and gynecology and reproductive medicine
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