Agammaglobulinemia and regional enteritis.
D000293:Adolescent; D000361:Agammaglobulinemia / Q000150:complications* / Q000151:congenital; D003424:Crohn Disease / Q000150:complications* / Q000000981:diagnostic imaging / Q000209:etiology / Q000276:immunology / Q000473:pathology; D006801:Humans; D008297:Male; D011859:Radiography