目前用来延长慢性肾衰(CRF)患者生命的透析方法主要是腹膜透析(PD)和血液透析(HD)。1.透析疗法的适应症(1) 不可逆性CRF.最近认为对CRF应在未出现严重并发症前即开始透析,利于保持一定劳动力。但限于我国的经济状况和能开展透析的医院有限,仍是在非透析疗法无效并出现如下情况才开始透析:①具有明显尿毒症症状;②有明显水钠潴留;严重高 Dialysis methods currently used to prolong the life of patients with chronic renal failure (CRF) are mainly peritoneal dialysis (PD) and hemodialysis (HD). 1. The indications for dialysis therapy (1) Irreversible CRF. Recently, CRF should be considered in the absence of serious complications before dialysis, which will help maintain a certain workforce. However, limited to the economic situation in our country and the limited number of hospitals that can carry out dialysis, dialysis is still started only when the non-dialysis therapy is ineffective and has the following symptoms: ① obvious symptoms of uremia; ② obvious water-sodium retention;