Snapshot A 33-year-old G2P0 woman presents for her scheduled obstretric appointment in the first trimester. She reports that she has experienced severe nausea and vomiting in the past week and has had trouble keeping any food intake down. She also endorses symptoms of fatigue and breast tenderness. An ultrasound shows the finding seen in the image. Introduction Overview login to view 3 more bullets Epidemiology Incidence login to view 4 more bullets Demographics login to view 3 more bullets ETIOLOGY Pathophysiology login to view 9 more bullets Presentation Symptoms login to view 6 more bullets Physical exam login to view 1 more bullet Imaging Ultrasound login to view 11 more bullets Treatment Medical login to view 8 more bullets Complications Congenital malformations login to view 2 more bullets Intrauterine growth restriction login to view 2 more bullets Maternal gestational diabetes login to view 3 more bullets Twin-to-twin transfusion syndrome login to view 3 more bullets