Difference in signal intensity at the distal segment of symptomatic CCAO at different stages
| Hyperintensity(n = 9) | Isointensity (n = 14) | Hypointensity (n = 0) | Heterogeneous Intensity (n = 12) | P Value | |
|---|---|---|---|---|---|
| <7 days (No.) (%) | 2 (22.2) | 1 (7.1) | 0 (0.0) | 2 (16.7) | .29 |
| 7–30 days (No.) (%) | 2 (22.2) | 6 (42.9) | 0 (0.0) | 8 (67.7) | |
| 30–90 days (No.) (%) | 4 (44.4) | 4 (28.6) | 0 (0.0) | 2 (16.7) | |
| ≥90 days (No.) (%) | 1 (11.1) | 3 (21.4) | 0 (0.0) | 0 (0.0) |