Clinical characteristics
| Pt | Age/Sex | Malignancy | Interval (years) | Neurological Symptoms | Radical Neck Dissection | Prior CEA (months before stenting) | Other Vessel Occlusions* |
|---|---|---|---|---|---|---|---|
| 1 | 62/F | Parotid | 3 | TIA | Yes | No | LICA |
| 2 | 61/M | Laryngeal | 15 | Stroke | Yes | No | RICA, R vert |
| 3 | 57/M | Pituitary | 22 | TIA | No | Bilateral (2) | |
| 4 | 68/F | Thyroid | 21 | TIA | Yes | No | |
| 5 | 66/M | Head and neck | 17 | TIA | Yes | No | |
| 6 | 68/M | Oral | 1 | None | Yes | Contralateral (13) | |
| 7 | 77/M | Laryngeal | 5 | TIA | Yes | No | |
| 8 | 76/F | Glomus tumor | 1 | None | No | Bilateral (60) | L vert |
| 9 | 68/M | Oral | 12 | TIA | No | No | |
| 10 | 68/M | Lymphoma | 3 | Stroke | No | No | |
| 11 | 56/M | Tonsilar | 4 | TIA | Yes | No | |
| 12 | 56/M | Head and neck | 2 | TIA | Yes | No | |
| 13 | 54/F | Lymphoma | 23 | None | No | No | |
| 14 | 52/M | Laryngeal | 1 | Syncope | Yes | No | R vert |
| 15 | 73/M | Head and neck | 7 | TIA | Yes | No | L vert |
| 16 | 79/F | Head and neck | 3–13 | None | Yes | Contralateral (83) |
Note.—Pt indicates patient; Interval, time from radiation therapy to neurological symptoms; CEA, carotid endarterectomy; TIA, transient ischemic attack; R, right; L, left; ICA, internal carotid artery; vert, vertebral artery.
* Untreated.