急性肾功能衰竭(下称急性肾衰)是一种综合征,临床上常表现为尿量突然显著减少或无尿,代谢紊乱和尿毒症,肾功能的损害常呈可逆性,但也有尿量正常者。常由创伤、出血、中毒等因素所引起。急性肾衰是肾脏急性实质性破坏的总称,包括急性肾小管坏死、肾实质疾病与其他疾病所致的急性肾功能损害。本文主要讨论急性肾小管坏死。 Acute renal failure (hereinafter referred to as acute renal failure) is a syndrome, the clinical manifestations of a sudden significant decrease in urine output or no urine, metabolic disorders and uremia, renal dysfunction often reversible, but also urine Normal person. Often caused by trauma, bleeding, poisoning and other factors. Acute renal failure is a general term for the acute destruction of the kidneys, including acute tubular necrosis, renal parenchymal disease and acute kidney damage caused by other diseases. This article focuses on acute tubular necrosis.