Acute Kidney Injury

Question 1

what is the definition of AKI

Answer 1

abrupt (less than 48 hours) reduction in kidney function
-increase in serum creatinine by over 26.4umol/l
-increase in creatinine by 50%
-reduction in UO
(only applied following adequate fluid resuscitation and exclusion of obstruction)

Question 2

what are some risk factors (patient)

Answer 2

old age, EKD, diabetes, cardiac failure, liver disease, PVD, previous AKI

Question 3

what are some risk factors (exposure)

Answer 3

hypotension, hypovoleamia, sepsis, deteriorating NEWS, recent contrast, exposure to certain medicines

Question 4

what are the three types of causes of an AKI

Answer 4

pre renal (functional), renal (structural), post renal (obstruction)