[Intrauterine diagnosis of trisomy 18 syndrome].
D002902:Chromosomes, Human, 16-18; D000013:Congenital Abnormalities / Q000175:diagnosis* / Q000235:genetics; D005260:Female; D006801:Humans; D008297:Male; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014314:Trisomy