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Relationship between symptomatic MCA plaque wall orientation and perforator infarctions.
| Distribution | Plaques without perforator infarcts (n = 18) | Plaques with perforator infarcts (n = 31) | P-value |
|---|---|---|---|
| Superior wall | 2.1% | 17.6% | 0.045 |
| Inferior wall | 32.4% | 35.0% | 0.972 |
| Ventral wall | 51.2% | 37.7% | 0.261 |
| Dorsal wall | 14.3% | 9.7% | 0.580 |
MCA, middle cerebral artery.
