使用内视镜切开术(endoscopic incision)来治疗输尿管狭窄(ureteral stricture),对于远端输尿管部分(distal ureter),切开的方向应是: (A) 往侧面切 (lateral direction)
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Upper ureteral stricture 上段输尿管狭窄
Hydronephrosis with ureteral stricture, not elsewhere classified 肾盂积水伴有输尿管狭窄，不可归类在他处者
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。
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