Plasma LTB4 and MMP-9 are elevated in ACS. LTB4 plays, a possible role in vascular inflarnmation neit involved in MMP-9 and CRP and lipid metabolic disorder, thus may serve as a potential risk factor for the stakility of atherosclerotic plaque of ACS.

• ACS患者血浆LTB4和MMP-9水平增高,LTB4可能与MMP-9以及CRP构成炎症网络并参与脂质代谢紊乱,导致动脉粥样斑块不稳定而成为ACS的危险信号。