取50例冠心病猝死心脏标本,用酸性复红固绿染色法(AFF)证实,其心肌均存在不同程度早期病变,主要改变为嗜伊红性增强,心肌波浪变性,肌丝减少,肌纤维肿胀,用AFF染色后,在肌浆中存在紫红色粗颗粒状或斑块状沉积物,间质水肿,微血管充血,有微栓形成,该病变称为心肌隐匿性病变。 Take 50 cases of sudden cardiac death in patients with coronary heart disease, confirmed by acid complex red solid green staining (AFF), there are varying degrees of early myocardial lesions, the main changes to increased eosinophils, myocardial wave degeneration, myofilament reduction, muscle fiber swelling , After staining with AFF, the presence of purplish red coarse granular or plaque-like deposits in the sarcoplasm, interstitial edema, microvascular congestion, micro-thrombus formation, the lesion known as myocardial occult lesions.