Also known as the multiple marker tests, triple test, multiple marker screening tests, and AFP Plus, this test helps in analyzing certain genetic disorder in an unborn baby or a developing fetus.
Triple Market Test is prescribed to women who are in between the 15th and 22nd week of their pregnancy. The test is highly recommended in a pregnant woman who had a family history of the birth disorder, or birth defects, are above the age of 35 years.
The test is conducted after considering various factors such as the weight of the women, the age of the women, type of pregnancy (multiple, twins) ethnicity, diabetes etc.
Why get tested?
A doctor may advise taking the triple marker test to diagnose the possibility of genetic/birth/chromosomal defects in the unborn baby. This test is also advised for pregnant women detected with conditions such as
35 years of age or more
A family history of genetic disorders
Pre-natal viral infection
Pre-natal medications with side-effects
High exposure to radiation
In the second trimester of pregnancy, the test is advised to examine the levels of serum of three hormones: Unconjugated estriol, Alpha-fetoprotein (AFP) and Human chorionic gonadotropin (beta-hCG).
A triple marker test is commonly used to diagnose Down Syndrome between 15 to 18 gestation weeks.
This test includes
Alpha Fetoprotein (AFP)
Unconjugated Estriol (E3)
The test is a non-intensive test, hence there are no specific preparations required.
It is very important to inform the doctor about any on-going medication, herbal supplements, and vitamins that are being taken by the patient before taking this test.