Conclusions: MPCNL is a therapeutic modality with advantages of high achievement ratio and slight injury especially for upper ureteric calculus with narrow ureter and ureter twist.
结论：MPCNL治疗输尿管上段结石，取石成功率高，创伤小，尤其在输尿管上段结石并发狭窄、扭曲时有良好的疗效。
Objective To increase the ultrasonic diagnostic accuracy of calculus in the ureter .
目的提高对输尿管中下段结石的超声诊断符合率。
Objective To increase the ultrasonic diagnostic accuracy of calculus in the middle-lower ureter.
目的提高对输尿管中下段结石的超声诊断符合率。
Conclution By using the new methods, the calculus of middle-lower ureter could be better displayed.
结论通过上述方法，输尿管中下段结石能得到较好的显示。
Objective To increase the ultrasonic diagnostic accuracy of the calculus in the middle-lower ureter.
目的提高输尿管中下段结石的超声诊断率。
Objective: To study the diagnosis and treatment of retrocaval ureter combined with upper urinary tract calculus.
目的：探讨下腔静脉后输尿管合并上尿路结石的诊断与治疗。
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.
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。
Method: to treat 83 cases of kidney and ureter calculus by Minimally invasive Percutaneous Nephrolithotomy (Group a), and compared with 188 cases of Extracorporeal Shockwave Lithotripsy (Group b).
方法采用微创经皮肾输尿管镜碎石取石术治疗肾输尿管结石83例(A组)，并与采用体外冲击波碎石术治疗肾输尿管结石188例(B组)进行比较。
Objective To explore the value of native tissue harmonic imaging (NTHI) in the diagnosis of calculus in pelvic ureter.
目的探讨组织自然谐频成像在盆段输尿管结石诊断中的价值。
Calculus usually located in the connections between the end part of calyx and ureter. Their sizes can as small as sandy form or even large up to 3 cm in diameter.
结石常始发在下肾盏和肾盂输尿管连接处可为单个或多发，其大小甚悬殊，小的如粟粒，甚至为泥沙样，大的可以达到直径3厘米。
Objective:To observe the effect of drainage with double- J tubes after the extraction operation of kidney and ureter calculus.
目的观察在肾、输尿管结石手术取石后采用双J管内引流的效果。
Objective:To observe the effect of drainage with double- J tubes after the extraction operation of kidney and ureter calculus.
目的观察在肾、输尿管结石手术取石后采用双J管内引流的效果。
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