Objective: To evaluate the treatment of ureteral stricture with ureteroscopy and holmium laser.
目的：探讨输尿管镜下钬激光内切开术治疗输尿管狭窄的临床疗效。
Materials and Methods: There were 11 cases of benign ureteral stricture and 3 of malignant stricture.
材料和方法：良性输尿管狭窄11例，恶性狭窄3例。
Materials and Methods Of 25 cases with ureteral stricture and upper hydroureterosis, 20 were due to ureterolithotomy and 5 non-external compressive stricture of unknown cause.
材料与方法25例经影像学确诊为输尿管狭窄并上尿路积水中，20例为输尿管取石术后狭窄，5例为不明原因非外压性狭窄。
Although US detected hydronephrosis and hydroureter in all 12 cases tumors, only 2 patients were positively diagnosed with ureteral tumor and 4 cases were indicated ureteral stricture.
尽管US检出了所有12例肿瘤所致的尿路积水，但仅2例诊断为输尿管肿瘤，4例提示输尿管狭窄。
If unilateral, it may be due to obstruction at the level of the ureteral orifice and above, as from a calculus or neoplasm, or less commonly a stricture from inflammation.
如为单侧肾脏病变阻塞部位位于输尿管及以上，如结石、肿瘤或较少见的炎症所致的狭窄。
If unilateral, it may be due to obstruction at the level of the ureteral orifice and above, as from a calculus or neoplasm, or less commonly a stricture from inflammation.
如为单侧肾脏病变阻塞部位位于输尿管及以上，如结石、肿瘤或较少见的炎症所致的狭窄。
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