AKI

Question 1

defined as

Answer 1

rapid and sustained reduction in renal function

resulting in oliguria, rise in urea and creatinine

Question 2

stage 1

Answer 2

creatinine rise 1.5x normal
or
UO < 0.5ml/kg/hr 6hrs

Question 3

stage 2

Answer 3

creatinine rise 2x
or
UO < 0.5ml/kg/hr 12hrs

Question 4

stage 3

Answer 4

creatinine rise 3x
or 
UO < 0.3ml/kg/hr 24hrs
or 
creatinine >353

Question 5

pre-renal causes

Answer 5

shock - hypovolaemic, cardiogenic, distributive

renovascular disease -renal artery stenosis

Question 6

renal causes

Answer 6

GN
acute tubular necrosis
interstitial nephritis
HUS

Question 7

post renal causes

Answer 7

obstruction

• kidney stones
• tumour
• BPH

Question 8

suspend nephrotoxic drugs

Answer 8

NSAIDs
aminoglycosides
ACEI/ARBs
diuretics

Question 9

suspend renally excreted drugs

Answer 9

lithium
metformin
digoxin