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Volumes of abnormal perfusion and T2h regions expressed as a percentage of the total T2 lesion volume within the PRESS box
| Grade III | Grade IV | |||
|---|---|---|---|---|
| Region | Volume (%) | No. Patients |
Volume (%) | No. Patients |
| aPH | 11.0 ± 10.5 | 15 | 16.3 ± 11.6 | 20 |
| aRec | 10.9 ± 17.5 | 12 | 12.3 ± 12.7 | 20 |
| aPH+aRec | 1.6 ± 2.3 | 10 | 5.1 ± 6.1 | 19 |
| T2h | 74.4 ± 19.0 | 16 | 50.4 ± 17.3 | 21 |
Note:—aPH indicates the region of abnormal peak height with normal recovery; aRec, the region of abnormal recovery with normal peak height.
