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A malignant type of bone cancer that primarily affects the cartilage cells of the femur (thighbone), arm, pelvis, knee, and spine. Although less frequent, other areas (such as the ribs) may be affected.
A rare type of slow-growing cancerous tumor that can occur anywhere along the spine, from the base of the skull to the tailbone.
A type of cancer that occurs primarily in the bone or soft tissue, most often found in the extremities and can involve muscle and the soft tissues around the tumor site as well as spread to other areas of the body.