Hi mummas,
During your first prenatal visit, your doctor will recommend several blood tests. Among them are tests for certain infections such as HIV, Hepatitis B, Hepatitis C and Syphilis.
Many women feel worried when they hear these names. Some even wonder, “Why do I need this test? I am healthy.”
In India, there is sometimes hesitation or stigma around these infections. But it is important to understand that these tests are routine for every pregnant woman. They are not done because your doctor suspects something. They are done to protect your baby.
Early detection allows timely treatment and greatly reduces the risk of passing the infection to the baby.
Why are these tests important in pregnancy?
Certain infections can be transmitted from mother to baby during:
- Pregnancy
- Childbirth
- Breastfeeding
If identified early, the risk of transmission can be reduced significantly with proper medical care.
That is why screening is done at the first prenatal visit.
HIV Testing in Pregnancy
HIV (Human Immunodeficiency Virus) affects the immune system and makes it harder for the body to fight infections.
In India, the overall prevalence is less than 0.5 percent. However, if a pregnant woman has untreated HIV, the chance of passing it to the baby can range between 15 percent to 45 percent.
The reassuring part is this: with proper treatment during pregnancy, delivery planning and postnatal care, the risk of transmission can be reduced dramatically.
Early diagnosis makes all the difference.
Hepatitis B (HBsAg Test)
Hepatitis B is a viral infection that affects the liver.
In India, about 1 percent of the population may carry Hepatitis B. The risk of transmission from mother to baby can be as high as 90 percent if not managed properly.
However, if detected during pregnancy:
- The baby can receive vaccination immediately after birth
- Additional protective treatment can be given
This reduces the risk of long term infection in the child.
That is why the HBsAg test is extremely important.
Hepatitis C (Anti HCV Test)
Hepatitis C is another viral infection that affects the liver.
It is less common than Hepatitis B, affecting less than 1 percent of the population. The risk of mother to baby transmission is around 6 percent.
While transmission rates are lower, early detection helps in proper monitoring and planning after delivery.
Syphilis (VDRL Test)
Syphilis is a bacterial infection that initially presents with sores but can affect multiple organs if untreated.
Its prevalence is low, less than 0.5 percent. However, if present during pregnancy, it can cause serious complications for the baby, including miscarriage or stillbirth.
The good news is that syphilis is completely treatable with timely antibiotics.
That is why early screening is crucial.
Quick tip
Do not skip infection screening in early pregnancy, even if you feel completely healthy. HIV, Hepatitis B, Hepatitis C, and Syphilis often have no symptoms, and early detection is the safest way to protect your baby.
What happens if any test is positive?
If any infection is detected:
- Your gynecologist will explain the condition clearly
- Appropriate medication will be started
- Additional monitoring will be advised
- Delivery planning may be adjusted if needed
With modern medical care, many mothers with these infections deliver healthy babies.
The key is early diagnosis and proper follow-up.
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A common Indian concern
Sometimes families feel offended or anxious when these tests are advised. It is important to remember that these are routine screening tests recommended for all pregnant women, not based on suspicion.
Doctors follow standard pregnancy protocols to ensure safety for both mother and baby.
Screening is about prevention, not judgment.
Infection screening during pregnancy is one of the most important preventive steps in prenatal care.
Most reports come back normal, and that brings peace of mind. If something is detected, early treatment can protect your baby.
Regular testing, timely treatment and proper follow-up ensure a safer pregnancy journey.
Taking these tests seriously is one of the best ways to safeguard your child’s health.
Last medically reviewed on January 20, 2026 by Dr. Bhavya Doshi Jain
MBBS (AFMC), MS, FMAS, MNAMS, PDCC ( AIIMS R)
Consultant Obstetrician and Gynecologist
