Which of the following countries has the greatest incidence of hydatidiform mole?

————— is associated with premature labor, hemorrhage and placental abruption.

Streak gonads and infertility are associated with what fetal syndrome?

Advantages of chorion villus sampling (CVS) may include all except which of the following?

——- is when the cord wrapped around fetal neck.

Based on the ultrasound image the abnormality is:

A patient presents for an ultrasound due to the uterine size not matching the high levels of bhCG for expected age of the pregnancy. The uterus is enlarged with a heterogeneous mass in the uterine cavity appears to have invaded the uterine wall into the peritoneum. The pelvic nodes appear normal and the liver is clear. These findings are most consistent with:

The following sonographic findings of increased nuchal thickening and absent nasal bones may be found in:

————– is a rolled or curled placental edges

An early noninvasive means of assessing the risk of Trisomy 21 is: