title: Clavicular periosteal new bone formation in ulcerative colitis.
abstract: A case of painful periosteal new bone formation is described in the clavicles of a 26-year-old man suffering from ulcerative colitis. Histology showed non-specific osteitis, with signs of new bone formation. The clavicular pain regressed during treatment of the bowel inflammation.
mesh_terms: D000328:Adult; D001846:Bone Development; D002968:Clavicle; D003093:Colitis, Ulcerative / Q000150:complications*; D006801:Humans; D008297:Male; D010000:Osteitis / Q000473:pathology; D010522:Periostitis / Q000150:complications* / Q000473:pathology