<prompt> Which bone tumor appears in epiphysis?OsteoclastomaEwings sarcomaChondromyxoid fibromaOsteosarcoma  <response>: Osteoclastoma a.k.a Giant cell tumor Occurs at the epiphysis Tumors occurring at epiphysis: Chondroblastoma Osteoclastoma Metaphysis: Osteosarcoma Enchondroma Chondrosarcoma Simple bone cyst Aneurysmal bone cyst Diaphysis LEMON Lymphoma Ewing;s sarcoma Multiple myeloma Osteoid osteoma Admantinoma Ref: Maheshwari 9ED pg 250. 