The problem of antenatal diagnosis of microcephaly by ultrasonography in twin pregnancy.
A case report is presented in which microcephaly was suspected by serial scanning in a first pregnancy and was subsequently proven. However, a diagnosis of apparent microcephaly in one of a pair of dizygotic twins in the patient's second pregnancy proved incorrect and illustrates that there are problems with genetic counselling in this condition.
D000328:Adult; D003951:Diagnostic Errors; D004200:Diseases in Twins; D005260:Female; D005333:Fetus / Q000502:physiology; D005500:Follow-Up Studies; D005865:Gestational Age; D006257:Head; D006801:Humans; D008831:Microcephaly / Q000175:diagnosis* / Q000235:genetics; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011296:Prenatal Diagnosis; D013997:Time Factors; D014429:Twins, Dizygotic; D014463:Ultrasonography