Ulcerative colitis and ulcerative gastritis.
D000293:Adolescent; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D003106:Colon / Q000473:pathology; D005743:Gastrectomy; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000150:complications*; D006801:Humans; D007081:Ileostomy; D008297:Male; D011859:Radiography; D013276:Stomach Ulcer / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery