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Understanding a Lump on the Sternum: Clinical Overview, Diagnosis, and Management Guide 2026

"Finding a lump on the sternum (breastbone) can naturally trigger concern, as any unusual growth or swelling in the chest wall demands careful medical evaluation. The sternum is a flat bone situated in the center of the chest, serving as the anchor point for the ribs and protecting critical mediastinal structures, including the heart and great vessels. When patients notice a protuberance, hard mass, or soft swelling over this anatomical landmark, determining the underlying etiology requires a structured clinical approach. As healthcare standards and diagnostic modalities evolve into 2026, distinguishing between benign musculoskeletal condition..."

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