DOUBLE TEST (11-14 TEST)

Bilateral screening test or the 11-14 test, also known as the first trimester screening test for Down syndrome and trisomy 18 babies with chromosomal abnormalities, called a screening test to detect the very early stages of pregnancy.

This test to make a diagnosis as well as in all screening tests. Only fetuses at high risk for the disease, and diagnostic testing ensures that leads to accurate diagnosis in infants. In other words, there is evidence that the test abnormalities, such as high-risk infants demonstrate the risk was low does not guarantee that the baby is completely healthy.

The test is done between 11-14 weeks.