输尿管肿瘤少见,多发源于上皮,恶性,常需根治术。反之,输尿管息肉发源于间质,却为良性灶。一般手术可保留其依附的器官,因此本病虽少,其术前诊断及鉴别诊断,对治疗计划和预后,意义重大。作者于1973—1978年间以滴注尿路造影及逆行输尿管肾盂造影发现输尿管良性息肉四例。病员平均年龄34岁(7—65岁);3男1女。显微血尿,部分间歇性腹部绞痛(3/4)为主要症状。4例均发生于左 Ureteral tumors rare, multiple originated in the epithelium, malignant, often require radical mastectomy. Conversely, ureteral polyps originated in the stroma, but for benign lesions. General surgery can retain its attached organs, so the disease is small, its preoperative diagnosis and differential diagnosis, the treatment plan and prognosis, significant. The author in 1973-1978 years with intravenous drip urography and retrograde ureteroscopy found in 4 cases of benign polyps of the ureter. The average age of patients 34 years old (7-65 years old); 3 men and 1 woman. Microhematuria, some intermittent abdominal cramps (3/4) as the main symptoms. 4 cases occurred in the left