bn:00046100n
Noun Concept
Categories: Rectum, Congenital disorders of digestive system, Colorectal surgery
EN
imperforate anus  anal atresia  anus, imperforate  Ano-rectal atresia  anorectal atresia
EN
A congenital defect of the anus; there is partial or complete obstruction of the anal opening WordNet 3.0
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