| aSAH | aneurysmal subarachnoid hemorrhage |
| CT | computed tomography |
| DCI | delayed cerebral ischemia |
| DSA | digital subtraction angiography |
| EVD | external ventricular drainage |
| F | French |
| GCS | Glasgow Coma Score |
| GOSE | Extended Glasgow Outcome Scale |
| ICA | Internal carotid artery |
| ICP | intracranial pressure |
| ICU | intensive care unit |
| MCA | middle cerebral artery |
| mRS | modified Rankin Scale |
| NAB-S | Neurological Assessment Battery screening module |
| pTiO2 | oxygen partial pressure |
| TCD | transcranial doppler sonography |
| VA | Vertebral artery |
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