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Table 2: 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.