Second-trimester ultrasound scan detects 2 types of sonographic markers suggestive of aneuploidy. Markers for major fetal structural abnormalities comprise the first type; the second type of ...

Prenatal testing is important to monitor you and your baby's health ... gynecologist talks about what to expect during your second trimester prenatal visits, including what tests may be done ...

which is almost always performed during the second trimester between 18 and 22 weeks. Also known as a level II ultrasound, ...

Doctors perform this test during the first or second trimester, along with standard prenatal testing. Ultrasound A nuchal translucency test uses ultrasound to measure fluid on your baby’s neck.

If you’re pregnant, your doctor might have mentioned an NT scan or first-trimester ... your baby has a higher risk of having one of these conditions. An NT scan is a routine ultrasound.