text: An aneurysm is a weak area in the wall of a blood vesel that causes the blood vessel to bulge or balloon out. When an aneurysm occurs in a blood vessel of the brain, it is called a<unk> .
option_0: Cerebral aneurysm
option_1: Intracranial aneurysms
option_2: Carotid artery dissection
option_3: Intracranial berry aneurysm
option_4: Subarachnoid hemorrhage
option_5: Arterial thrombosis
option_6: Cerebral vasculitis
option_7: Carotid artery stenosis