Objective To observe the relation between the change of arterial wall shear stress and the expression of matrix metalloproteinase 2 (MMP-2), and analyze its role in aneurysm formation.
Being an important risk factor of stroke in youth, it may lead to arterial stenosis, occlusion, aneurysm or dissection.
主要累及全身中等大小的动脉，可导致动脉的狭窄、闭塞、动脉瘤或夹层，是青年人卒中的重要原因。
3
In order to decrease the incidence of aneurysm rupture and avoid other serious complications, the temporary arterial occlusion is commonly used in aneurysm surgery.