ACUTE Kidney Failure

Question 1

Patient presents with “kidney pain” - what “qualifying” questions do you ask in your history taking to try and discern the etiology?

Answer 1

Constant = Infectious cause
Intermittent = Obstructive cause
Lie motionless to avoid pain? Intraperitoneal cause
Move around to get comfortable? Kidney disease

Question 2

a BUN:Cr ratio of >20:1 indicates which kind of cause of AKI?

Answer 2

PRE-RENAL

Question 3

What is the most common pre-renal cause of acute kidney injury?

Answer 3

Dehydration

Question 4

What is the most common post-renal cause of acute kidney injury?

Answer 4

BPH

Question 5

Where do you see muddy brown casts?

Answer 5

Acute Tubular Necrosis

Question 6

Where do you see RBC casts?

Answer 6

Acute glomerular nephritis

Question 7

Where do you see WBC casts?

Answer 7

Acute interstitial nephritis

Question 8

Kidney disease can be discovered during routine medical evaluation or with evidence of dysfunction, such as:

Answer 8

Hypertension
Edema
Nausea
Hematuria