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Understanding a Lump Over Sternum: Causes, Evaluation, and Clinical Management in 2026

"Discovering a lump over the sternum can understandably cause immediate concern, as any palpable mass on the chest wall brings fears of serious underlying pathology. The sternum, commonly known as the breastbone, is a flat bone situated in the central part of the chest, serving as the anchor for the ribs and protecting major thoracic structures. When a patient notices a swelling, nodule, or protrusion in this area, clinical evaluation requires a systematic approach to differentiate between benign musculoskeletal variants, cartilage inflammation, and rare neoplastic conditions. As medical diagnostic protocols evolve through 2026, advanced imagi..."

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