Pregnancy Ultrasounds Directory
Prenatal ultrasounds, also called pregnancy ultrasounds or fetal ultrasounds, use sound waves to create a photographic image of your baby. Ultrasounds are used during pregnancy to determine the baby's sex and whether the baby has any problems or birth defects. Studies have shown that ultrasounds are safe for the mother and baby. Follow the links below to find WebMD's comprehensive coverage about how ultrasounds work, get a schedule of when you need to have prenatal ultrasounds, and much more.
What You Need to Know About the Prenatal Ultrasound
WebMD explains ultrasounds and how and why they are used during pregnancy.
Like regular ultrasounds, 3D and 4D ultrasounds use sound waves to create an image of your baby in your womb.
Pregnancy: Third Trimester Tests
WebMD tells you about tests you may need in the third trimester of pregnancy.
Pregnancy: Second Trimester Tests
Learn more from WebMD about the prenatal tests that may be performed in the second trimester of pregnancy.