Prerenal renal insufficiency

Prerenal acute renal insufficiency (Prerenal acute renal insufficiency) caused by a sudden decrease in renal blood perfusion flow caused by urinary dysfunction, at this time the kidney has no organic lesions, such as renal perfusion flow recovery in time, renal function also Then it returned to normal, also known as functional acute renal insufficiency. Acute renal insufficiency (ARI) is a syndrome in which kidney urinary function is drastically reduced in a short period of time, which prevents the stability of the internal environment, which causes the disorder of water, electrolyte, acid-base balance, and accumulation of metabolites. . The causes of acute renal insufficiency are divided into three categories: prerenal, renal, and postrenal.