schematic and descriptive of the aneurysm in the human brain.

abdomen abdominal aneurysm aneurysms aorta aortic arterial arteries atherosclerosis attack bleeding blood brain cerebral convulsions cutout dangerous defects disease dissection doctor expansions fusiform glasses hardening head health hemorrhage hemorrhagic high internal kidney knowledge leakage lost medicine neck package pain pressure rigidity surgery thinning thoracic types wall widening