Table 2:
The PiramMD Scoring system
| Variable | Characteristics | Points |
|---|---|---|
| MRI | Prior infarct | 1.0 |
| CVR | Decreased | 3.0 |
| mSS | ≥ Grade II | 3.0 |
| Collaterals | ≥ 2 territories impaired | 3.0 |
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