Definition: Angiochondroma refers to a type of tumor characterized by excessive growth of bone, which can be either benign or malignant. It typically occurs in bones, joints, ligaments, tendons, and cartilage. Definition: Angiochondroma is a type of tumor that usually appears in bone. This tumor can either be benign (良性肿瘤) or malignant (cancerous tumors). It's characterized by the excessive growth of bone tissue without any obvious cause. The cancerous part of the bone typically develops from bone marrow cells, while normal bones remain unchanged. The word 'angiochondroma' comes from a Greek root that means "bone."
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