不稳定性心绞痛的主要原因是易损斑块,易损斑块纤维帽的主要成分是细胞外基质,由巨噬细胞分泌的基质蛋白酶能降解细胞外基质。不稳定性心绞痛的治疗策略也已经达成共识:一是早期有创策略,对合适的病例实行血运重建;二是早期保守治疗策略,大多数患者首先使用药物治疗,特别是对 The main cause of unstable angina is vulnerable plaque, the main component of the vulnerable plaque fiber cap is the extracellular matrix, the matrix protease secreted by macrophages can degrade the extracellular matrix. Treatment strategies for unstable angina also have reached consensus: first, early invasive strategies to revascularize appropriate cases; second, early conservative treatment strategies, most patients first using medication, especially for