Mediastinal mass excision refers to the surgical removal of a mass or tumor located in the mediastinum, which is the central compartment of the thoracic cavity, situated between the lungs. This area houses critical structures such as the heart, trachea, esophagus, thymus, great vessels, and lymph nodes. Mediastinal masses can be benign or malignant, and the treatment often involves surgical excision to prevent further complications, establish a diagnosis, or treat cancer.Indications for Mediastinal Mass ExcisionA mediastinal mass excision is typically performed when the mass is suspected to be causing symptoms or when a diagnosis is needed. Common indications for surgery