AKI
Mehran contrast-AKI risk score
CI-AKI risk after PCI. Original 8-variable model.
Required inputs
- Hypotension (SBP <80 mmHg ≥1 h requiring inotropes/IABP within 24 h)
- IABP
- CHF (NYHA III-IV / pulmonary edema)
- Age >75
- Anemia (Hct <39% M, <36% F)
- Diabetes
- Contrast volume (mL)
- Serum creatinine (mg/dL)
- eGFR (mL/min/1.73 m²) — used if SCr ≤1.5
Equation or source
Mehran R, JACC 2004;44:1393.