A patient presents with pain in the thigh, relieved by aspirin. X-ray shows a radiolucent mass surrounded by sclerosis. Diagnosis is -: (A) Osteoma, (B) Osteoid osteoma, (C) Osteoblastoma, (D) Osteoclastoma
Answer is B. Radioluscent lesion with surrounded sclerosis and pain relived by a salicylate are characteristic of Osteoid osteoma Refer Maheshwari 9TH ED p 235