Quadruple Marker Test
- Category
- Pregnancy
- Sample
- Blood sample taken from a vein in your arm
- Reports () Terms & Conditions Report time varies with time of sample collection.
- In 5 days
- Fasting
- No Fasting
- Age
- 21-45 Years
The quadruple marker test measures AFP, hCG, unconjugated estriol and inhibin A in the mother's blood in the second trimester.
Estimates the risk of Down syndrome, trisomy 18 and neural tube defects; it is more accurate than the triple marker.
Women planning pregnancy or who are pregnant, as advised by the gynaecologist.
No fasting needed.
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Usually between 15 and 20 weeks of pregnancy.
No. Screening tests estimate risk only. A high-risk result is followed by counselling and, if chosen, confirmatory tests such as NIPT, CVS or amniocentesis.
No fasting is needed. You can eat and drink normally unless your doctor has advised otherwise.
Blood sample taken from a vein in your arm.
Usually within 3–4 days after the sample reaches the lab. You will receive the report online.
This test is meant for women only.