system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Bone tumour that typically affects the epiphysis of a long bone? NOT RELATED-OHO
assistant
The correct answer is  Rare neoplasmTypically located in epiphysis of long boneOther epiphyseal origin tumors are:i. Osteoblastomaii. Subchondral cyst