Malignant bone tumors represent a small percentage of cancers, making it imperative to recognize the symptoms that suggest a possible bony malignancy to avoid delayed treatment. The most common tumors are osteosarcoma and Ewing's sarcoma, occurring in childhood. Chondrosarcoma occurs more frequently in older adults. The primary symptom of a malignant bone tumor is pain that often occurs at rest or at night. As well as reduced on physical examination such as decreased joint’s range of motion with swelling.

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