| AOIVM | angiographically occult intracranial vascular malformation |
|---|---|
| BIH | benign intracranial hypertension; Beth Israel Hospital |
| DELIRIUM | drugs-electrolytes-low temperature and lunacy-intoxication and intracranial processes-retention of u... |
| EC-IC | extracranial-intracranial |
| EIAB | extracranial-intracranial arterial bypass |