A brain aneurysm is a weak or thin area along an artery wall in the brain. 腦動脈瘤是大腦動脈壁旁邊較薄弱的區域。
There are a lot of reports about the neuroprotection of mild hypothermia in the acute phase brain injury of aneurysmal subarachnoid hemorrhage. 亞低溫對腦動脈瘤性蛛網膜下腔出血急性期腦損傷保護作用的研究報道較少。