A 31-year-old patient presents to the ultrasound department…

A 31-year-old patient presents to the ultrasound department with a history of an adnexal mass discovered on a CT examination of the pelvis. Sonographically, only the anterior element of the mass is seen, while the greater part of the mass is obscured by shadowing. What are these sonographic findings indicative of?

This transverse transabdominal image of the gravid pelvis re…

This transverse transabdominal image of the gravid pelvis reveals an adnexal mass. The patient presented to the emergency room with a history of vaginal bleeding, hypertension, and excessive vomiting. Her human chorionic gonadotropin was markedly elevated. Within the uterus, a large complex mass with cystic components was identified. What is the most likely diagnosis?