title: Severe fetal distress with hydramnios due to chorioangioma.
abstract: A case is described of antenatal detection of a placental mass by ultrasound in a patient with hydramnios due to chorioangioma and who had a sinusoidal-like pattern and positive oxytocin challenge test (OCT). The importance of frequent fetal heart rate monitoring in cases of suspected chorioangioma is emphasized.
mesh_terms: D000328:Adult; D005260:Female; D005318:Fetal Heart / Q000503:physiopathology*; D005323:Fetal Monitoring; D006391:Hemangioma / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D007231:Infant, Newborn; D010121:Oxytocin / Q000032:analysis; D010920:Placenta; D006831:Polyhydramnios / Q000175:diagnosis / Q000209:etiology*; D011247:Pregnancy; D014463:Ultrasonography
chemical_list: D010121:Oxytocin