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Renal System O1

Clinical acute renal failure- DS and Classroom app- Thomas- 1/31/2013

3 criteria for Acute Kidney Injury 1) Rise in serum Cr of at least .3 mg/dL over 48 hours, 2) Serum Cr greater than 1.5 times the baseline value within the last 7 days 3) Urine volume less than .5 mL/kg per hour for 6 hours
Acute tubular necrosis can occur from Prolonged or severe ischemia
Histological changes in Acute tubular necrosis Necrosis of epithelium and occlusion of the tubular lumen by casts and cell debris
Normal urine production in an adult 1.5-2 L/day
Urine flow depends on three factors Pressure gradient from glomerulus to bowmans capsule, Peristalsis, Gravity
Acute obstruction of the urinary collecting system manifests as what symptom Pain
Pathological processes that slowly obstruct differ from acute obstructions in that the DO NOT present with Pain
Created by: mcasto