Magnetic resonance imaging results versus transcranial Doppler results.
| MRI result . | Normal . | TCD result* Conditional . | Abnormal . | Total . |
|---|---|---|---|---|
| *Time-averaged mean maximum (TAMM) velocity in the middle cerebral and distal internal carotid arteries: normal velocity: < 170 cm/sec; conditional velocity: 170-199 cm/sec; abnormal velocity: =200 cm/sec. | ||||
| Abbreviations: MRI, magnetic resonance imaging; TCD, transcranial Doppler | ||||
| No Infarct | 50 | 5 | 6 | 61 |
| Infarct | 12 | 1 | 4 | 17 |
| Total | 62 | 6 | 10 | 78 |
| MRI result . | Normal . | TCD result* Conditional . | Abnormal . | Total . |
|---|---|---|---|---|
| *Time-averaged mean maximum (TAMM) velocity in the middle cerebral and distal internal carotid arteries: normal velocity: < 170 cm/sec; conditional velocity: 170-199 cm/sec; abnormal velocity: =200 cm/sec. | ||||
| Abbreviations: MRI, magnetic resonance imaging; TCD, transcranial Doppler | ||||
| No Infarct | 50 | 5 | 6 | 61 |
| Infarct | 12 | 1 | 4 | 17 |
| Total | 62 | 6 | 10 | 78 |