Complete Resection of a Giant Mediastinal Liposarcoma Extending Into Both Pleural Cavities via Median Sternotomy: A Case Report

ABSTRACT Surgical resection is the primary treatment for giant mediastinal liposarcoma. However, aggressive R0 resection involving major nerves can lead to fatal functional loss. Clinicians must balance oncological radicality with functional preservation, as early diagnosis remains the most critical factor for avoiding highly morbid, extensive surgeries.