其中移行上皮癌11例，鳞状上皮癌5例，非典型性增生1例。
Among them, 11 for transitional cell carcinoma, 5 for squamous cell carcinoma and I for atypical hyperplasia.
目的分析输尿管移行上皮细胞癌的MRI表现，评价MRI对输尿管移行上皮细胞癌的诊断价值。
Objective to study the feature of MRI in ureter transitional cell carcinoma, to evaluate the diagnostic value in transitional cell carcinoma of ureter with MRI.
结果：68例患者中，7例(10.3%)术中冷冻切片证实有一侧输尿管残端异常，其中6例为恶性肿瘤细胞侵润，1例为移行上皮不典型增生。
Results: 7 of 68 patients (10.3%) had evidence of ureteral abnormality on frozen section, 1 of 7 was mild atypia, other 6 was carcinoma in situ involving the distal ureter.
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