Table 2:
Characteristics of 24 patients with CCAD on multisequence MR imaging
| Patient No. | Sex/Age (yr) | Location | Length (mm) | Category of Stenosisa | Presence or Absence |
||
|---|---|---|---|---|---|---|---|
| IMH | Pseudo-aneurysm | Intimal Flaps and Double Lumen | |||||
| 1 | M/65 | BA | 16.7 | Moderate | + | – | – |
| 2 | M/24 | MCA | 8.1 | Occlusion | + | – | – |
| 3 | M/14 | MCA | 6.0 | Mild | + | – | – |
| 4 | M/53 | ICA (C1) | 35.8 | No stenosis | – | + | + |
| 5 | M/20 | BA | 12.7 | No stenosis | – | – | + |
| 6 | M/40 | ICA (C1) | 70.2 | Occlusion | + | – | – |
| 7 | M/62 | BA and VA | 44.1 | Occlusion | + | – | – |
| 8 | M/59 | BA | 22.2 | No stenosis | – | + | – |
| 9 | M/36 | MCA | 10.7 | No stenosis | – | – | + |
| 10 | F/18 | CCA | 23.3 | Occlusion | + | – | – |
| 11 | M/34 | VA | 10.1 | Moderate | – | – | – |
| 12 | F/38 | ICA (C1) | 42.4 | Severe | + | – | – |
| 13 | F/66 | CCA | 44.8 | No stenosis | + | – | – |
| 14 | M/43 | VA | 7.5 | Occlusion | + | – | – |
| 15 | M/62 | ICA (C1) | 40 | Severe | + | – | – |
| 16 | M/68 | CCA | 37.1 | Occlusion | + | – | – |
| 17 | M/42 | VA | 24.8 | Occlusion | + | – | – |
| 18 | M/35 | ICA (C1) | 63.4 | Occlusion | + | – | – |
| 19 | M/51 | BA and VA | 50.8 | Mild | + | – | – |
| 20 | M/69 | ICA (C1) | 57 | Occlusion | + | – | – |
| 21 | M/56 | ICA (C1) | 66.4 | Severe | + | – | – |
| 22 | M/40 | ICA (C1) | 13.6 | Occlusion | + | – | – |
| 23 | M/41 | VA | 42.7 | Occlusion | + | – | – |
| 24 | M/43 | BA | 11.6 | Moderate | + | – | + |
Note:—BA indicates basilar artery; VA, vertebral artery; CCA, common carotid artery; +, positive; –, negative.
a
Mild stenosis, 1%–49%; moderate stenosis, 50%–69%; severe stenosis, 70%–99%; occlusion, 100%.