On an ultrasound, it may look like a ring with a white rim and black interior. Most yolk sacs are 3 to 5 millimeters across. Your doctor may use the size of the yolk sac to help determine how far ...

But parents should know there’s far more to the 20-week ultrasound than the helping them decide the color of the gender-reveal cake. “It’s the time you figure out the sex of the fetus, ...

20-week ultrasound in pregnancy is a key driver of disparities in prenatal diagnosis of congenital heart defects Peer-Reviewed Publication Ann & Robert H. Lurie Children's Hospital of Chicago ...

It can be difficult to decide whether to expedite birth when a woman in the final stage of pregnancy perceives less fetal movements.

Gypsy-Rose Blanchard is ready for the arrival of her "sweet baby girl." On Tuesday, Sept. 3, the expectant mother, 33, proudly shared her latest ultrasound in a joint Instagram post with her ...