Prenatal DNA Test Atlanta provides screening tests for detecting any problem like birth defects or genetic disorders. These screening tests can ensure that whether you need a diagnosis test or not. These screening tests vary according to the time. Read below for getting information regarding First Trimester Screening Test:

First Trimester Screening Test

• In this test, Ultrasound and Blood tests are done. In ultrasound, doctors make an image of a baby in the uterus. With the help of this image, a doctor can determine the size and the position of a baby. It can detect any abnormality in Baby’s bones or organs. Nuchal translucency ultrasound is also very helpful in checking the accumulation of fluid at the back of baby’s neck and is performed between 11^th and 14^th week of pregnancy.

• Blood testing is preferred in getting information regarding levels of substances in the blood which provides data of pregnancy associated plasma protein-A and hormone called human chorionic gonadotropin. We also can know about blood type and Rh factor by early blood testing procedure.

• CVS Technique is also suggested between 10^th and 12^th week of pregnancy to know about chromosomal problems like Down syndrome. Two types of CVS occur; first through belly which is also called as transabdominal and second is done through the cervix, known as transcervical.

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