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Atherosclerosis: Pathogenesis from Fatty Streak to Plaque Rupture

…and favour the accumulation of fat, smooth muscle cells, fibroblasts and extracellular matrix beneath the endothelium. Plaques that are particularly prone to rupture characteristically contain:…

Immediate Management of Type A and Type B Aortic Dissection

…high mortality when malperfusion or rupture develops; surgery or endovascular treatment is therefore generally favoured within 14 days of symptom onset in the source material…

Post-Infarction Mechanical Complications: Ventricular Septal, Free-Wall, and Papillary Muscle Rupture

…progressive, and cardiogenic shock may develop rapidly. Ventricular septal rupture VSR typically causes: Recurrent chest pain. Dyspnoea. Hypotension. Rapid development of biventricular failure. Pulmonary oedema…

Vulnerable Plaque and Mechanisms of Acute Coronary Occlusion

…are: Plaque rupture with exposure of thrombogenic material. Superficial plaque erosion. Thrombosis associated with a calcified nodule. Epicardial or microvascular coronary spasm. Spontaneous coronary artery…

Cardiovascular effects of COVID-19 (Coronavirus Disease 2019)

…results in increased levels of circulating pro inflammatory cytokines that may cause plaque rupture (i.e the risk of atherosclerotic plaque rupture is increased during…

Fourth Universal Definition of Myocardial Infarction: Types 1–5

…of acute atherothrombosis. Type 3 MI: Describes cardiac death in patients with symptoms suggestive of myocardial ischaemia and presumed new ischaemic ECG changes, occurring before…

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

…rupture or erosion Type 2 MI caused by oxygen supply–demand imbalance unrelated to acute atherothrombosis Type 3 Cardiac death with suspected acute ischaemia before…

Mitral regurgitation

…in mitral prolapse. Extensive myocardial infarction may lead to papillary muscle rupture. The risk of rupture is greater for the posteromedial papillary muscle, which only…

Coronary Anatomy and Segmental Classification for the Clinician

…physiological effect of a coronary lesion depends on more than its visual diameter reduction. Relevant determinants include: Lesion eccentricity Vessel tortuosity Calcification Plaque rupture or…

Coronary Artery Disease

…STE ACS (ST Elevation Acute Coronary Syndrome) : STE ACS occurs when plaque rupture, and the ensuing atherothrombosis, causes a complete occlusion of the coronary artery…

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