Pyloric atresia.
D002675:Child, Preschool; D000013:Congenital Abnormalities / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D005774:Gastrostomy; D006801:Humans; D007583:Jejunum / Q000601:surgery; D008297:Male; D011708:Pylorus / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D011859:Radiography