945 B
945 B
TIMI (Thrombolysis in Myocardial Infarction) Score
TIMI score is a risk assessment tool used to predict 14-day mortality and ischemic events in patient with UA/NSTEMI (Unstable Angina/ non-ST-elevation Myocardial Infarction). It calculates the risk based on the seven parameters given below
Parameters
Each of the parameters count as 1 point
| Parameters | Range |
|---|---|
| Age | >= 65 years |
| Markers | If cardiac markers are elevated |
| EKG | ST-deviated elevations of >= 0.5 mm |
| Risk factors | (3 or more risk factors for CAD - hypertension, diabetes mellitus, smoking, family history, hypercholesterolemia) |
| Ischemia | Severe angina: >= 2 episodes within 24 hours |
| Coronary stenosis | Known CAD >= 50% |
| Aspirin use | in the past 7 days |
Risk Stratification
| Score | Risk % |
|---|---|
| 0 - 1 | 4.7% |
| 2 | 8.3% |
| 3 | 13.2% |
| 4 | 19.9% |
| 5 | 26.2% |
| 6 - 7 | 40.9% |