原发性肝癌梨状肌转移致坐骨神经盆腔出口狭窄症１例彭福荣，姜慧峰患者，男，４７岁。因右臀部及下肢疼痛１个月，加重伴肢行半个月，于１９９５一０５一２５入院。１月前病人于抬重物时不慎摔倒双臂部着地，出现右臀部持续性烧灼样疼痛，沿大腿后侧、小腿外侧放射至足底... One case of sciatic nerve pelvic outlet stenosis caused by piriformis metastasis of primary liver cancer Peng Furong, Jiang Huifeng, male, 47 years old. Due to pain in the right buttocks and lower limbs for 1 month, heavier limbs were performed for half a month. He was admitted to the hospital on January 25th, 1995 to December 25th. Before 1 month ago, the patient accidentally fell his arms and fell to the ground when he was lifting heavy objects. There was continuous burning pain in the right buttock, which radiated from the back of the thigh to the sole of the foot.