胚胎性横纹肌肉瘤好发于5岁以下小儿,多见于婴幼儿。在泌尿生殖系统好发于膀胱和阴道,尿道及阴囊亦有报道。而成人膀胱胚胎性横纹肌肉瘤甚少,现将所遇一例报告如下。患者男,59岁,1981年7月初出现无痛性全程肉眼血尿、伴血块。同年12月从小便排出2块似花生米大小腐肉样物,因上述症状间歇性反复发作,曾在外院行膀胱镜检诊断“多发性膀胱乳头状癌”。于1983年7月收入院。 Embryonic rhabdomyosarcoma occurs in children under 5 years of age, more common in infants. In the genitourinary system occurs in the bladder and vagina, urethra and scrotum have also been reported. The adult bladder embryonal rhabdomyosarcoma is very small, now a case of the report as follows. Male patient, 59 years old, early July 1981 appeared painless whole eye hematuria, with blood clots. In December the same year discharged from the urine of 2 peanuts sized carrion samples, intermittent recurrent because of the above symptoms, had a cystoscopy in the outer hospital diagnosis of “multiple bladder papillary carcinoma.” In July 1983 income hospital.