Radiological features (at admission) of the 44 patients with CVT who underwent decompressive craniectomy
| Infarcts with midline shift | 35 | 79.5% |
| Haemorrhagic infarcts | 36 | 82% |
| Intraventricular extension of the haemorrhage | 4 | 9% |
| Associated subarachnoid haemorrhage | 4 | 9% |
| Features of herniation | 33 | 75% |
| Associated involvement of cortical veins | 36 | 82% |
| Associated involvement of the deep venous system | 3 | 7% |
CVT, cerebral venous thrombosis.