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Flashcards in Step Up: AKI Deck (10)
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0
Q

Most common clinical finding patients with AKI?

A

Weight gain and edema

1
Q

RIFLE criteria?

A

Risk 1.5 fold increase in creatinine for 6 hours
Injury: 2 fold increased creatinine for 12 hrs
Failure: 3 fold increase in creatinine for 24 hrs
Loss: Complete loss of function 4+ weeks
ESRD: Complete loss of function 3+ months

2
Q

Most common cause of death in a AKI?

A

Infection (75%)

Cardiorespiratory complications

3
Q

Causes of hypovolemia?

A
Dehydration
Excessive diuretics
Vomiting
Diarrhea
Burns
Hemorrhage
4
Q

Suspect patient is in prerenal failure – expect?

A
  1. Oligoria
  2. BUN:Cr >20:1
  3. Increased urine osmolality >500
  4. Decreased urine sodium <20
5
Q

Causes of intrinsic renal failure?

A
  1. ATN (ischemia, nephrotoxins)
  2. Glomerular disease (Wegner’s, poststreptococcal GN, Goodpasture’s, lupus)
  3. Vascular (renal artery occlusion, TTP, HUS)
  4. Interstitial disease (hypersensitivity reaction)
6
Q

Findings of rhabdomyolysis?

A

Acute kidney injury due to myoglobin toxicity

Increased CPK
Hyperkalemia
Hypocalcemia
Hyperuricemia

7
Q

Treatment of rhabdomyolysis?

A
  1. IV fluids
  2. Mannitol
  3. Bicarbonate (drives K back into cells)
8
Q

Causes of nephrotoxic acute kidney injury?

A
  1. Antibiotics (aminoglycosides, Vancomycin)
  2. Radiocontrast
  3. NSAIDs
  4. Myoglobinuria
  5. Hemoglobinuria
  6. Cisplatin
    7 Kappa abd Gamma light chains from multiple myeloma
9
Q

Expected findings in interstitial acute kidney injury?

A
  1. Oliguria

2. BUN:Cr40

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