General characteristics of 133 cases of carotid artery angioplasty and stenting
| Characteristic | n (%) |
|---|---|
| Indication for angioplasty/stenting | |
| Poor surgical candidate | 43 (32.3) |
| Prior carotid endarterectomy | 41 (30.8) |
| Study randomization | 20 (15.0) |
| Acute stroke | 6 (4.5) |
| Surgically inaccessible lesion | 7 (5.3) |
| Prior radiation therapy | 9 (6.8) |
| Recurrent laryngeal nerve palsy | 1 (0.8) |
| Multiple indications | 7 (5.3) |
| Presentation | |
| Symptomatic (TIA or stroke) | 91 (68.4) |
| Asymptomatic | 42 (31.6) |
| Degree of stenosis, mean±SD | 83.2±13.9 |
| Location | |
| Common carotid | 14 (10.5) |
| Internal carotid | 113 (85.0) |
| Both | 6 (4.5) |
| Contralateral stenosis (n=121 patients) | 61 (50.4) |
| Technical success | 132 (99.2) |
TIA, transient ischemic attack.