Acute Kidney Injury

Question 1

Urinary sodium consistent with ATN

Answer 1

> 20

Question 2

Test preferred for over FENa if patient has been receiving diuretics

Answer 2

FEUrea

Question 3

FENa cut off for prerenal diagnosis

Answer 3

< 1%

Question 4

FENa > 1% suggests what?

Answer 4

Intrinsic disease such as ATN

Question 5

Timing of onset of contrast induced nephropathy

Answer 5

24-48 hours after contrast

Question 6

Sediment vs FENa profile of contrast induced nephropathy

Answer 6

FENa < 1% (prerenal) but the sediment will have signs of ATN

Question 7

Amount of sodium in normal saline

Answer 7

154 meq

Question 8

Amount of chloride in normal saline

Answer 8

154 meq

Question 9

Amount of sodium in lactated ringers

Answer 9

130 meq

Question 10

Amount of chloride in lactated ringers

Answer 10

109 meq

Question 11

Amount of potassium in lactated ringers

Answer 11

4.0 meq

Question 12

Amount of calcium in lactated ringers

Answer 12

2.7 meq

Question 13

Condition induced by rapid withdrawal of vasopressin

Answer 13

Diabetes insipidus