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.

Fetal nuchal translucency measurement (NT)

BABY ultrasound nuchal translucency measurement
Fetal nuchal translucency (NT) (Nuchal permeability = nuchal translucency) ultrasound appears to be dark at the back of the baby's neck refers to the thickness of the portion. 11 weeks 1 day to apply to pregnant women between 13 weeks and 6 days.

Increased fetal nuchal translucency and Down's syndrome is mainly a relationship between certain chromosomal abnormalities.

Increased fetal nuchal translucency nuchal translucency is more than 3 mm is considered.