McMahon Score for Rhabdomyolysis
Predicts mortality or acute kidney injury (AKI) in rhabdomyolysis patients.
INSTRUCTIONS
Use in patients ≥18 years old with rhabdomyolysis (CPK >5,000 U/L within 72 hours of admission). Do not use in patients with pre-existing end-stage renal disease or with elevated CPK due to MI.
When to Use
Pearls/Pitfalls
Why Use
≤50
051-70
+1.571-80
+2.5>80
+3Male
0Female
+1<1.4 mg/dL (124 µmol/L)
01.4–2.2 mg/dL (124–195 µmol/L)
+1.5>2.2 mg/dL (195 µmol/L)
+3No
0Yes
+2No
0Yes
+2Yes
0No
+3<4.0 mg/dL (1.0 mmol/L)
04.0–5.4 mg/dL (1.0-1.4 mmol/L)
+1.5>5.4 mg/dL (1.4 mmol/L)
+3No
0Yes
+2Result:
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