【正文】
急性腎衰竭,Acute Renal Failure (ARF),DEFINITIONS AND INCIDENCE,Acute renal failure (ARF) is a syndrome characterized by rapid decline in glomerular filtration rate(GFR) and retention of nitrogenous waste products such as blood urea nitrogen (BUN) and creatinine. ARF complicates approximately 5% of hospital admissions and up to 30% of admissions to intensive care units.,CLASSIFICATION,Prerenal azotemia Intrinsic renal azotemia Postrenal azotemia,ETIOLOGY OF ARF,Prerenal Azotemia,Intravascular Volume Depletion Decreased Cardiac Output Systemic Vasodilatation Renal Vasoconstriction Pharmacologic Agents (ACEI or NSAIDs),ETIOLOGY OF ARF,Postrenal Azotemia Ureteric Obstruction Bladder Neck Obstruction Urethral Obstruction,ETIOLOGY OF ARF,Intrinsic Renal Azotemia Diseases Involving Large Renal Vessels Diseases of