on the basis of characteristic changes in the effective renal plasma flow rate , the calculated filtration fraction , and the calculated glomerular filtration rate , prerenal conditions such as renal artery stenosis or thrombosis , renal conditions such as acute rejection or acute tubular necrosis , and postrenal conditions such as obstruction or leakage , which are the most common causes of acute renal failure , can be differentiated .
C0022658
renal conditions
C0022672
acute