我院遇见到１例肺巨大脂肪瘤，现报告如下。病例男，５１岁。近２月来呼吸明显困难，心悸、气短逐渐加重，干咳，无咯血。体检：左胸饱满。叩诊：左下胸浊音。听诊：左下肺呼吸音明显减弱，并有少许水泡音。X线表现：左下肺饱满，左肺下野可见１２４．７０mm×１３９．６０mm的 I met a hospital lung huge lipoma, are as follows. Case male, 51 years old. Breathing in the past two months was significantly difficult, palpitations, shortness of breath gradually increased, dry cough, no hemoptysis. Physical examination: left chest full. Percussion: left lower chest voiced. Auscultation: left lower lung breath sounds significantly weakened, and a little blisters sound. X-ray performance: full left lower lung, left lung can be seen 124.70mm × 139.60mm