患者　男 ,34岁。因腰部隐痛不适 4年余就诊。查体 :体胖 ,腹软未扪及包块 ,左肾区叩击痛。实验室检查 :肝、肾功能正常 ,尿常规正常。无合并结节性硬化。 4年前Ｂ超发现肝脏多发血管瘤、双肾多发占位性病变 ,性质待定。ＣＴ检查 :左肾下极、右肾上极、左肝外叶占位病变 ,其大 Patient male, 34 years old. Pain due to lumbar discomfort more than 4 years of treatment. Physical examination: body fat, abdomen soft palpable mass, left kidney area percussion pain. Laboratory tests: liver and kidney function is normal, normal urine. No combined tuberous sclerosis. B-4 years ago found multiple liver hemangiomas, multiple occupational lesions of both kidneys, nature to be determined. CT examination: the left lower pole of the kidney, upper right kidney, left lateral liver space occupying lesions, its large