１　引　言睾丸旁横纹肌肉瘤罕见，文献记载多为个案报道。１９７０年以来，我们收治了５例，占同期５４例阴囊内恶性肿瘤的９％，现结合文献报告如下。２　临床资料２．１　一般资料本组５例患者，年龄５～４３（平均２８）岁。病史自３个月至３年余。３例为附睾部无痛性硬块 1 INTRODUCTION Rhabdomyosarcoma of the testis is rare and most of the literature is reported in the case. Since 1970, we have treated 5 cases, which accounted for 9% of 54 cases of malignant tumors in the scrotum during the same period. 2 Clinical data 2.1 General information 5 patients in this group, aged 5 to 43 (average 28) years of age. History from 3 months to 3 years. 3 cases were painless hard blocks in the epididymis