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

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Question
Answer
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  
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Acute tubular necrosis can occur from   Prolonged or severe ischemia  
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Histological changes in Acute tubular necrosis   Necrosis of epithelium and occlusion of the tubular lumen by casts and cell debris  
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Normal urine production in an adult   1.5-2 L/day  
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Urine flow depends on three factors   Pressure gradient from glomerulus to bowmans capsule, Peristalsis, Gravity  
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Acute obstruction of the urinary collecting system manifests as what symptom   Pain  
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Pathological processes that slowly obstruct differ from acute obstructions in that the DO NOT present with   Pain  
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