Acute Kidney Injury

Question 1

Asterixis, pericardial friction rub, nausea, altered mental status, diagnosis?

Answer 1

Uremia

Question 2

Cr 1.5; gets IV contrast. Creatinine goes up. What’s the diagnosis?

Answer 2

Contrast induced nephropathy

Question 3

Eosinophils in the urine, diagnosis?

Answer 3

AIN: Acute interstitial nephritis

Question 4

Labs for Pre-renal failure?

Answer 4

BUN/Cr > 20, FeNa < 1%

Question 5

Muddy-Brown Casts?

Answer 5

Acute Tubular Necrosis

Question 6

Nephrotic syndrome, define it?

What else is missing in Nephrotic Syndrome?

Answer 6

> 3.5g /day proteinuria, Edema, Elevated Cholesterol

Loss of anti-thrombin 3

Question 7

Red Blood Cell casts in the urine, diagnosis?

Answer 7

Glomerulonephritis

Question 8

Renal failure in the setting of penicillin antibiotic, diagnosis?

Answer 8

Acute interstitial nephritis

Question 9

What are the indications for Dialysis?

Answer 9

Acidosis, E-lytes, Ingestion, Overload, Uremia

Question 10

How do you diagnose a prerenal AKI if the patient is on a natriuretic medication?

Answer 10

FeUrea <35% (instead of FeNa < 1%)

Question 11

What test do you get to look for obstructive uropathy?

Answer 11

Ultrasound

Question 12

White blood cell casts, diagnosis?

Answer 12

Pyelonephritis