title: Chorioangioma of the placenta: an ultrasonic study. Case report.
mesh_terms: D000328:Adult; D005260:Female; D006391:Hemangioma / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D010922:Placenta Diseases / Q000150:complications / Q000175:diagnosis*; D006831:Polyhydramnios / Q000150:complications; D011247:Pregnancy; D014463:Ultrasonography