Table 3.
Investigation results
| Variable | n (%) |
|---|---|
| Echocardiogram | 113 |
| No thrombus | 112 |
| Vegetation | 1 |
| CT of the brain/within 24 h after arrival | 994/974 |
| Normal | 546 |
| New/old lacunar infarct | 181/144 |
| Hypodensity and decreased attenuation | 114 |
| Small vessel disease | 58 |
| Periventricular white matter disease | 47 |
| Cerebral atrophy, encephalomalacia, aging changes | 10 |
| Chronic subdural hematoma/effusion | 1/1 |
| Other findings | 14 |
| MRI of the brain | 124 |
| New/old lacunar infarct | 22/11 |
| Small vessel disease | 14 |
| MRA | 77 |
| Transcranial Doppler | 44 |
| Cerebral angiography | 3 |
| Carotid Doppler | 446 |
| Normal | 262 (58.7%) |
| Stenosis | |
| <50% | 128 (28.7%) |
| 50–69% | 29 (6.5%) |
| ≥70% | 27 (6.1%) |
In patients with MRA, transcranial Doppler and cerebral angiography were performed. Fifty patients were found to have mild-to-severe, single or multiple sites of intracranial stenosis.