What is the most likely diagnosis for the finding demonstrated in this image?

Identify the fetal echocardiography view demonstrated in this image.

Which of the following syndromes is occipital encephalocele, enlarged cystic kidneys, and postaxial polydactyly most often associated with?

A patient presents with hyperemesis, elevated HCG levels and her uterus is large for gestational age.  You begin scanning and note a snowstorm appearance to her uterus.  What does this likely indicate?

What is the term used to describe a group of conditions in which hydrops is present in the fetus resulting from fetomaternal blood group incompatibility?

A condition of monozygotic twinning caused by an AV shunt in a shared placental cotyledon which results in oligo & stuck twin in one sac, poly in the other:

Which of the following best describes a monochorionic twin pregnancy, where one fetus develops without a heart or upper body?

Identify the structure being measured in this image from a scan of a woman carrying triplets.

What is indicated in this image?

What is indicated in this image of a multiple gestation?