易损斑块和抗氧化治疗导致心脑血管事件发生的关键因素:易损斑块破裂 易损斑块的特征易损斑块的类型易损斑块是脑梗死的独立危险因素伴易损斑块的患者卒中复发风险极高氧化低密度脂蛋白(oxLDL) 与易损斑块呈正相关oxLDL与斑块稳定性显著相关脑梗死患者oxLDL显著升高易损斑块中基质金属蛋白酶(MMPs)明显升高易损斑块中MMP-9与oxLDL呈高表达2012年意大利一项研究观察747例患者颈动脉超声影像伴有多种心脑血管危险因素,颈动脉狭窄或发生卒中、心梗等心脑血管事件多数颈动脉狭窄程度并不高I/II型斑块低回声(易损)居多,与狭窄无关The carotid plaques described as anechoic or “echolucent” or “predominantly echolucent” those that correspond to types 1 and 2 in the G-W classification are unstable plaques that can become symptomatic, regardless of whether or not