经B型超声波或静脉尿路造影检查发现肾积水或肾不显影时，应考虑到输尿管癌的可能。
Ureteral carcinoma should be considered when B mode ultrasound and venous urography show hydronephrosis and no development.
经B型超声波或静脉尿路造影检查发现肾积水或肾不显影时，应考虑到输尿管癌的可能。
Ureteral carcinoma should be considered when B mode ultrasound and venous urography show hydronephrosis and no development.
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