Ganga Ram a 19 years old male with a sho history of pain in the right groin that worsens at night time and has a small circumscribed sclerotic swelling over diaphysis of femur. Likely diagnosis is:
Osteoid Osteoma - Night pain relieved on taking salicylates (NSAID) - Coical tumor "thickened coex" (CT) - In diaphysis shows Nidus- Lytic center with sclerotic margin Rx: Radio-frequency Ablation -Preferred X-ray CT scan
Osteoclastoma
Osteosarcoma
Ewing's sarcoma
Osteoid osteoma
Ohopaedics Q Bank