A quality assurance team should be（ ）.①associated with any particular development group②depended upon any particular development group③responsible for reporting directly to management④in-depended upon any particular development group

A．①②

B．②③

C．③④

D．①②③④

男，26岁，左侧肾结核，于半年前手术切除，手术后尿频症状日渐加重。入院前2天出现尿量减少，每天约为400ml，伴有右侧腰部胀痛，经B超检查发现右肾重度积水，膀胱容量明显减小，约50ml。血肌酐350μmol/L，在抗痨治疗的同时首先需要处理的是（）。

A.血液透析

B.行膀胱扩大术

C.右肾穿刺造口术

D.留置尿管持续导尿

E.经膀胱镜右侧输尿管插管引流