重度肾积水的病因诊断及对患肾功能的判断对临床选择治疗方案至关重要，我科应用超声导向对２４例重度肾积水的患肾行经皮肾穿刺置管引流术，效果满意，现总结如下。１资料和方法①一般资料：本组２４例，均为一侧肾重度积水，年龄３６～６９岁，集合系统扩张均在４０ｍｍ... Severe hydronephrosis etiology diagnosis and diagnosis of renal function is clinically important for treatment options, our department applied ultrasound guidance of 24 cases of severe hydronephrosis in patients with renal percutaneous nephrolithotomy catheter drainage, the effect is satisfactory, Now summarized as follows. 1 Materials and Methods ① General Information: The group of 24 patients, both side of the kidney severe hydronephrosis, aged 36 to 69 years, the collection system expansion are 40mm ...