[Diagnosis of Hirschsprung's disease by rectal biopsy].
D001706:Biopsy; D002802:Cholinesterases / Q000032:analysis; D006801:Humans; D007231:Infant, Newborn; D007415:Intestinal Obstruction / Q000175:diagnosis* / Q000209:etiology; D008531:Megacolon / Q000150:complications / Q000175:diagnosis*; D012007:Rectum / Q000473:pathology*
D002802:Cholinesterases