Amniotic band syndrome: antepartum ultrasonic diagnosis of discordant anencephaly.
D000015:Abnormalities, Multiple / Q000473:pathology; D000328:Adult; D000650:Amnion; D000757:Anencephaly / Q000175:diagnosis* / Q000473:pathology; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D013577:Syndrome; D014463:Ultrasonography