目的：探讨输尿管插管治疗肾绞痛的临床疗效。
Objective: To investigate the effect of catheterization of ureter for renal colic.
结论输尿管插管碎石是难碎性输尿管结石的首选治疗方法之一。
Conclusion Treatment of ureteral calculi with this method is safe and effective.
方法：对90例肾绞痛患者行输尿管插管治疗，同时行kub和逆行造影，发现结石者行eswl未发现结石输尿管通畅者拔除输尿管导管。
Methods: 90 renal colic patients received catheterization of ureter. They received KUB and retrograde pyelography at the same time. If calculus was found, They get ESWL immediately.
逆行肾盂造影检查21例，插管不成功5例，输尿管充盈缺损16例(76%)。
Retrograde pyelography showed filling defect of the diseased ureter in 16 (76%) of 21 cases (5 cases had failure of intubation).
结论经皮肾镜取石术式中输尿管逆行插管失败有主、客原因。
Conclusions There are subjective and objective reasons for the failure of retrograde intubation in PCNL.
结论经皮肾镜取石术式中输尿管逆行插管失败有主、客原因。
Conclusions There are subjective and objective reasons for the failure of retrograde intubation in PCNL.
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