Regional CBF and regional cerebrovascular reactivity values with acetazolamide injection
| Region | Side | Rest rCBF, mL/min per 100 g | Post-Acetazolamide rCBF, mL/min per 100 g | rCVR, % | |||
|---|---|---|---|---|---|---|---|
| 1525 ms | 2525 ms | 1525 ms | 2525 ms | 1525 ms | 2525 ms | ||
| Anterior cerebral artery | R | 48.5 (5.3) | 47.0 (3.3) | 71.1 (9.8) | 62.0 (6.3) | 46.2 (6.2) | 31.6 (6.9) |
| L | 50.0 (5.0) | 47.5 (3.9) | 72.1 (8.8) | 62.4 (5.7) | 43.8 (5.3) | 31.3 (5.4) | |
| Anterior MCA | R | 49.3 (5.7) | 46.5 (4.2) | 71.1 (10.9) | 59.2 (6.1) | 43.8 (7.8) | 27.2 (5.8) |
| L | 50.1 (4.5) | 46.5 (4.1) | 71.5 (8.6) | 58.9 (5.3) | 42.5 (6.6) | 26.9 (6.8) | |
| Posterior MCA | R | 48.4 (5.5) | 47.3 (4.9) | 71.1 (12.0) | 61.8 (7.4) | 46.4 (10.3) | 30.6 (7.7) |
| L | 50.1 (4.5) | 47.8 (4.5) | 72.7 (10.4) | 62.3 (6.3) | 44.8 (10.8) | 30.6 (7.9) | |
| Posterior cerebral artery | R | 45.9 (5.9) | 44.3 (5.5) | 67.3 (12.9) | 58.0 (7.9) | 45.9 (13.0) | 30.9 (10.0) |
| L | 47.9 (6.2) | 45.0 (6.5) | 69.8 (13.2) | 59.5 (8.9) | 45.1 (13.5) | 32.5 (11.7) | |
Note:—Values are presented as mean (SD); 1525 ms and 2525 ms indicate postlabeling delays of 1525 ms and 2525 ms, respectively.