ACS Risk Scores Calculator

Common Parameters

Age (years): Heart Rate (bpm): Systolic Blood Pressure (mmHg): Serum Creatinine (µmol/L): Killip Class: I II III IV

TIMI Risk Score Specific

≥3 CAD Risk Factors (HTN, DM, Family History of CAD, Smoking, or Hypercholesterolemia)

Known CAD (≥50% stenosis)

≥2 Anginal Events in 24 Hours

Aspirin Use in Last 7 Days preceding ACS

GRACE Score Specific

Cardiac Arrest at Admission

ST-Segment Deviation on ECG

Elevated Cardiac Enzymes

Mehran Score Specific

Hypotension (SBP <80 mmHg ≥ 1 hr requiring inotrope or IABP within 24 hrs of PCI)

Intra-aortic balloon pump (IABP) Use

Anemia (Hematocrit <39% in men, <36% in women)

Diabetes Mellitus (Treated with insulin or oral hypoglycemic agents)

Contrast Volume (mL):

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References

• Antman, E.M. et al. (2000) ‘TIMI risk score for ST-elevation myocardial infarction: A method for prognostication and therapeutic decision making’, JAMA, 284(7), pp. 835–842.
• Fox, K.A.A. et al. (2006) ‘Prediction of risk of death and myocardial infarction in the six months after presentation with acute coronary syndrome: prospective multinational observational study (GRACE)’, BMJ, 333(7578), p. 1091.
• Mehran, R. et al. (2004) ‘A simple risk score for prediction of contrast-induced nephropathy after percutaneous coronary intervention’, Journal of the American College of Cardiology, 44(7), pp. 1393–1399.