A variant of Giant cell tumor is?
GCT is adult counterpart of chondroblastoma. Chondroblastoma is an epiphysis tumor which occurs in the 2nd decade (10-20 years), while GCT is an epiphysis tumor which occurs in adults (20 - 40 years).
Ossifying fibroma
Non ossifying fibroma
Osteosarcoma
Chondroblastoma