Bone cancer is a rare type of cancer that tends to occur more frequently in men than in women. The disease usually develops slowly and lacks clear symptoms, which often leads to late-stage diagnosis. This article provides detailed information about this condition and highlights important points for early detection. This article was written under the professional guidance of MD, Specialist Level II - Nguyen Tran Quang Sang – Head of the Bone and Soft Tissue Tumor Surgery Department at the Orthopedic Trauma and Sports Medicine Center, Vinmec International General Hospital Times City.

The sternum is a long, flat bone located in the middle of the chest, forming part of the rib cage and connecting the ribs. Tumors beneath the sternum may originate from the sternum itself or from organs in the anterior mediastinum beneath the sternum, such as the thymus gland, connective tissue, and fat.