在神经外科临床中，高龄的脑血管疾病，手术中失血多，休克时间长，常有发生急性肾功能衰竭（ARF）。而脑部疾病相对较轻，全身及一般情况较好，肾功能检查完全正常，一段时间突发急性肾功能衰竭临床不多见。本院从1994年10月-1997年3月共5例，其发病原因进行分析如下。1临床资 In neurosurgery clinical, elderly patients with cerebrovascular disease, surgery and more blood loss, shock a long time, often with acute renal failure (ARF). The brain disease is relatively light, the general condition and the general situation is good, renal function tests completely normal, a period of sudden acute renal failure clinical rare. The hospital from October 1994 to March 1997 a total of 5 cases, the causes were analyzed as follows. 1 clinical resources