Placental immaturity associated with anencephaly.
The placenta associated with anencephalic infants demonstrates striking histologic immaturity near term. This consists of large numbers of prominent cytotrophoblastic cells with frequent mitoses.
D000757:Anencephaly / Q000209:etiology*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008938:Mitosis; D010920:Placenta / Q000473:pathology*; D011247:Pregnancy; D014327:Trophoblasts / Q000648:ultrastructure