Apgar Sarah

I. What every physician needs to know. Acute kidney injury (AKI) is defined as an abrupt decline in kidney function. The traditional paradigm classifies AKI into prerenal, intrinsic renal, and postrenal etiologies based on the portion of renal anatomy most affected. Acute tubular necrosis (ATN), an intrinsic renal etiology of AKI, occurs with prolonged ischemic…