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Vulnerable Plaque and Mechanisms of Acute Coronary Occlusion

…progressive reduction of coronary blood flow sufficient to produce myocardial ischaemia and, when prolonged or severe, myocardial necrosis. It most commonly reflects atherothrombosis: disruption of…

Hypertension: Causes, investigations, complications & treatment

…this form of hypertension was a physiological reaction that was necessary to maintain normal hemodynamics, hence the term essential . However, a growing body of science…

Dietary Patterns and Cardiovascular Outcomes

…methods may also contribute. The cardioprotective effect is therefore likely to result from the cumulative influence of multiple modest dietary changes. Mediterranean type diets provide…

Atherosclerosis: Pathogenesis from Fatty Streak to Plaque Rupture

…focal arterial lesions. Although epicardial coronary arteries are a major site of disease, atherosclerosis is systemic and may affect multiple arterial territories. The arterial wall…

Torsades de Pointes: Definition, Characteristics, and Management

…The management of TdP and related malignant ventricular arrhythmias requires a structured approach focusing on rhythm stabilization, relief of triggers, and reduction of sympathetic drive…

Spontaneous Coronary Artery Dissection

…patterns: Type Angiographic appearance Diagnostic considerations Type 1 Contrast staining of the arterial wall with multiple lumens or radiolucent channels The classic appearance and usually…

Artifacts in ultrasound imaging

…waves can be reflected multiple times between dense structures ( i.e structures with high echogenicity). For each reflection, a portion of the sound waves return…

Aortic stenosis

…a complication of rheumatic fever, which is caused by streptococcal infections (group A Streptococcus ). Rheumatic heart disease can occur at any age and multiple valve…

Aspirin in Primary Prevention: Current Recommendations

…sex in the overall trial analyses. Some data from a study of healthy women suggested a reduction in ischaemic stroke, particularly among women with stroke…

Assessing left ventricular systolic function

…Fractional shortening (FS) is calculated by measuring the change (% reduction) in left ventricular diameter during systole. It is considered a poor measure of systolic function…

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