Hemodynamic changes in both cerebral hemispheres before, immediately after, and chronically after carotid artery stenting
| Patient | Side of CAS | Side of ICA Occlusion | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Resting CBF (mL/100 g/min) | CVR (%) | Resting CBF (mL/100 g/min) | CVR (%) | |||||||
| Before CAS | After CAS (<2 h) | After CAS (3–6 mo) | Before CAS | After CAS (3–6 mo) | Before CAS | After CAS (<2 h) | After CAS (3–6 mo) | Before CAS | After CAS (3–6 mo) | |
| 1 | 32.8 | 31.0 | 40.3 | 6.0 | 19.6 | 31.9 | 30.4 | 38.5 | −1.1 | −1.2 |
| 2 | 25.7 | 20.7 | 27.3 | 5.9 | 33.1 | 24.6 | 19.7 | 26.2 | −6.3 | 15.8 |
| 3 | 27.6 | 23.2 | 27.8 | 30.0 | 39.2 | 23.4 | 19.4 | 23.3 | 17.8 | 32.4 |
| 4 | 24.4 | 30.9 | 29.5 | 7.3 | 44.4 | 19.7 | 24.2 | 23.3 | 10.3 | 36.2 |
| 5 | 25.3 | 25.6 | 26.2 | 48.4 | 54.0 | 19.2 | 21.5 | 23.1 | 3.4 | 5.0 |
| 6 | 27.9 | 27.9 | 34.5 | 26.6 | 59.9 | 26.0 | 27.0 | 32.7 | 20.0 | 18.0 |
| 7 | 31.3 | 29.3 | 32.5 | 30.1 | 28.2 | 32.8 | 31.3 | 30.6 | 16.7 | 24.9 |
| 8 | 18.5 | 17.0 | 19.9 | 38.0 | 51.6 | 18.9 | 16.9 | 20.2 | 33.2 | 45.2 |
| Mean | 26.7 ± 4.1 | 25.7 ± 4.8 | 29.7 ± 5.7a | 24.0 ± 15.0 | 41.2 ± 12.9a | 24.6 ± 5.1 | 23.8 ± 5.0 | 27.2 ± 5.8a | 11.8 ± 12.0 | 22.0 ± 14.7a |
↵a P < .05 vs preoperative data.