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Fourth Universal Definition of Myocardial Infarction: Types 1–5

…disease, usually precipitated by atherosclerotic plaque disruption (rupture or erosion). The dynamic thrombotic component can vary in burden and may lead to distal coronary embolization…

The Fourth Universal Definition of Myocardial Infarction: Types 1–5

…atherothrombosis. It is usually precipitated by disruption of an atherosclerotic plaque through rupture or erosion. The relative contributions of plaque disease and thrombus vary considerably…

Vulnerable Plaque and Mechanisms of Acute Coronary Occlusion

…macrophages or foam cells, and a thin fibrous cap. Disruption of the cap exposes the lipid core and extracellular matrix to circulating blood. Tissue factor…

Diagnostic Criteria for Acute Myocardial Infarction: Cardiac troponins, ECG & Symptoms

…myocardial infarction is the most severe complication of coronary artery disease. The most common initiating mechanism is rupture or erosion of a vulnerable (unstable) atherosclerotic…

ST-Elevation Myocardial Infarction Complicated by Cardiogenic Shock

…a state of inadequate tissue and end organ perfusion caused by cardiac insufficiency. Sustained hypoperfusion reduces oxygen and nutrient delivery and, when severe or prolonged…

ST-Elevation Myocardial Infarction: Diagnosis and Electrocardiographic Criteria

…the overlapping of vulnerable plaque and thrombogenic blood, which are critical determinants for infarction occurrence and extension. Plaque rupture or erosion leads to thrombus formation…

Non-ST Elevation Acute Myocardial Infarction (NSTEMI) and Unstable Angina

…notably tissue factor and collagen, to the circulating blood [3] . Plaque Erosion: Responsible for up to 30% of ACS cases, plaque erosion is increasingly recognized…

Myocardial Infarction with Non-Obstructive Coronary Arteries: Causes, Work-up and Management

…of an angiographically obstructive lesion Coronary embolism or thrombus Epicardial coronary vasospasm Coronary microvascular dysfunction Spontaneous coronary artery dissection (SCAD) Standard angiography may fail to…

Myocardial Injury Versus Infarction: Interpreting Troponin Elevation

…or reversible injury to extensive necrosis. Causes of myocardial injury Important causes include: Mechanism or clinical setting Examples Acute coronary atherothrombosis Plaque disruption or erosion…

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