title: Lymphofollicular synovitis with osteoid osteoma.
mesh_terms: D000328:Adult; D002648:Child; D004551:Elbow Joint; D005260:Female; D006621:Hip Joint; D006801:Humans; D008297:Male; D010017:Osteoma, Osteoid / Q000150:complications* / Q000000981:diagnostic imaging / Q000473:pathology; D011859:Radiography; D013585:Synovitis / Q000209:etiology* / Q000473:pathology