Table 1.
Baseline characteristics.
| All patients (n = 65) | |
|---|---|
| Female | 27 (41.5) |
| Age in years, mean ± standard deviation | 46.8 ± 10.1 |
| Hypertension | 28 (43.1) |
| Diabetes | 2 (3.1) |
| Hyperlipidemia | 12 (18.5) |
| Smoking | 21 (32.3) |
| Old cerebrovascular accident | 3 (4.6) |
| Family history of stroke | 13 (20) |
| Initial symptoms | |
| Ischemic symptom | 45 (69.2) |
| Headache | 20 (30.8) |
| Treatments | |
| Aspirin | 52 (80) |
| Clopidogrel | 36 (55.4) |
| Statin | 47 (72.3) |
| Location of dissection (n = 73) | |
| ACA | 5 (6.8) |
| MCA | 4 (5.5) |
| PCA | 6 (8.2) |
| BA | 2 (2.7) |
| VA | 38 (52.1) |
| PICA | 18 (24.7) |
| Clinical outcomes (n = 65) | |
| Recurred or newly developed symptom | 13 (20) |
| Headache | 8 (12.3) |
| Dizziness | 3 (4.6) |
| Ataxic gait | 2 (3.1) |
| Asymptomatic | 52 (80) |
| Final morphology (n = 73) | |
| Aneurysmal dilatation | 16 (21.9) |
| Progressive enlargement | 7 (9.6) |
| Non-progressive enlargement | 9 (12.3) |
| Occlusion | 5 (6.8) |
| Incomplete normalization with residual stenosis | 24 (32.9) |
| Complete normalization | 28 (38.4) |
Data are expressed as the number of cases with percentages in parentheses unless otherwise indicated. ACA anterior cerebral artery; MCA middle cerebral artery; PCA posterior cerebral artery; BA basilar artery; VA vertebral artery; PICA posterior inferior cerebellar artery.