The expression level of NF-κ B in peripheral blood may become a marker of plaque stability and as a sensitive indicator which can response to the severity of CHD. A sudden increase in its level may prompt severe myocardial ischemia, injury, even myocardial infarction. 外周血中NF-κB的表达水平有可能成为诊断冠心病斑块稳定性的标志物及反应病情严重程度的一个敏感指标。其水平骤然升高可提示心肌严重缺血、损伤,甚至心肌梗死。