17th October 2019

aafp
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What is triple test that is done during pregnancy?

A triple screen is a blood test that measures three things called alpha-fetoprotein, human chorionic gonadotropin and unconjugated estriol. The results of the blood test can help your doctor see if your baby may be at higher risk for certain birth defects.

Also to know is, when should the triple test be done?

The triple screen test is performed between the 15th and 20th week of pregnancy although results obtained in the 16th -18th week are said to be the most accurate. All pregnant women should be offered the triple screen, but it is recommended for women who: Have a family history of birth defects.

What is the multiple marker test?

Multiple marker screening is a simple blood test done between the 15th and 21st weeks of pregnancy. It can give information on 2 types of birth defects, open neural tube defects and Down syndrome. Multiple marker screening can be called AFP or MSAFP testing.

What is the quadruple test in pregnancy?

The quad screen — also known as the quadruple marker test, the second trimester screen or simply the quad test — is a prenatal test that measures levels of four substances in a pregnant woman's blood: Alpha-fetoprotein (AFP), a protein made by the developing baby.
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