Clinical presentation | Hemorrhage |
Incidental | Evidence of new hemorrhage |
Hemorrhage | Age of new hemorrhage |
Seizure | Is new hemorrhage symptomatic |
Neurological deficit | Evidence of old hemorrhage |
Headache | Age of old hemorrhage |
Other | Was old hemorrhage symptomatic |
Date of presentation | Evidence of new cerebral infarction |
Imaging source and date | Evidence of intraparenchymal hemorrhage |
Location and size | Size of parenchymal hemorrhage |
Lesion side | Presence of mass effect |
Right | Presence of hydrocephalus |
Left | Opening pressure on insertion of ventricular catheter |
Midline | Requirement for ongoing ventricular drainage |
Handedness | Comorbid vascular conditions |
Right | Fibromuscular dysplasia |
Left | Arteriovenous malformation |
Aneurysm size (greatest diameter in mm) | Bacterial endocarditis |
Multiple aneurysms | Polycystic disease |
No. of aneurysms | Familial history of aneurysms |
Aneurysm location | Vascular occlusion |
Internal carotid | Vascular anomalies |
Proximal intradural or ophthalmic | Vasospasm |
Posterior communicating | Nonatherosclerotic narrowing of the cerebral arteries |
Bifurcation | Grading of vasospasm (mild, moderate, severe) |
Other internal carotid | Possible clinical symptoms and signs related to vasospasm |
Anterior cerebral | Treatment for vasospasm |
Anterior communicating | Vasodilator, intra-arterial |
Proximal to anterior communicating | Type and dosage of vasodilator |
Pericallosal | Balloon angioplasty |
Middle cerebral | Balloon type |
Proximal to bifurcation | Vessels treated with angioplasty |
Bifurcation | Technical success of endovascular treatment |
Distal to main bifurcation | Unable to catheterize aneurysm |
Posterior circulation | Unable to deploy adjunctive devices such as balloon or stent |
Basilar bifurcation | Unable to deploy embolic materials in aneurysm |
Basilar trunk | Embolic material herniation beyond aneurysm confines |
Superior cerebellar | Neck remnant |
Posterior cerebral | Interstitial opacification |
Posterior inferior cerebellar | Near complete occlusion |
Other posterior circulation | Complete occlusion |