输尿管癌临床上不常见,约占泌尿生殖系统恶性肿瘤的1%,预后不良.为了进一步认识该病的性质及特殊性,以求能早期诊断和治疗,我们对本院收治的11例输尿管癌进行临床病理分析,并对肿瘤进行了免疫组化观察.材料、方法及结果收集本院1974～1988年间收治的11例原发性输尿管癌资料,其中男性8例,女性3例;年龄45～73岁,平均64岁;左侧9例,右侧2例.11例均表现为血尿,其中伴腹部肿块2例,伴尿频、尿痛2例.病理诊断均为移行上皮癌,3例伴膀胱移行上皮癌,1例伴肾盂移行上皮癌.根据WHO标准进行分级(Ⅰ～Ⅲ)和分期(T_0 ～T_3).Ⅰ级:肿瘤呈乳头状,细胞3～4层,轻度异型性;Ⅲ级:乳头状结构不明显,细胞呈片或条索,极 Ureteral cancer is clinically uncommon, accounting for about 1% of genitourinary malignancies, the prognosis is poor.In order to further understand the nature and specificity of the disease, in order to be able to early diagnosis and treatment, we admitted to our hospital 11 cases of ureteral carcinoma Pathological analysis and immunohistochemical observation of the tumor.Materials, Methods and ResultsIn this hospital, 11 cases of primary ureteral carcinoma were collected in our hospital from 1974 to 1988, including 8 males and 3 females, aged 45 ~ 73 years old, average 64 years old; left 9 cases, right 2 cases .11 cases showed hematuria, including 2 cases with abdominal mass, with urinary frequency, dysuria in 2. Pathological diagnosis of transitional cell carcinoma, 3 cases with The bladder transitional epithelial carcinoma and 1 patient with renal pelvis and transitional cell carcinoma were graded according to the WHO criteria (stage Ⅰ ~ Ⅲ) and staging (stage T_0 ~ T_3). Grade Ⅰ: The tumor was papillary, with 3 to 4 layers of cells and mild atypia; Ⅲ grade: papillary structure is not obvious, cells were film or cords, very