急性肾衰竭(acute renal failure,ARF)是由多种病因引起的,临床表现为肾功能在数天或数周内迅速恶化,体内代谢产物潴留,肾小球滤过率下降以及由此引起的水、电解质及酸碱平衡紊乱的临床综合征。老年人发生急性肾衰竭其病情往往有其复杂的一面。我们对2005年1月至2011年1月我院收 Acute renal failure (ARF) is caused by a variety of causes, the clinical manifestations of which are rapidly worsening of renal function within days or weeks, retention of metabolites in the body, reduction of glomerular filtration rate, and the consequent Clinical syndromes of water, electrolytes and acid-base disorders. Acute renal failure in the elderly often has its own complexities. We accept from January 2005 to January 2011 in our hospital income