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The ST segment: physiology, normal appearance, ST depression & ST elevation

…the myocardium. Current guidelines, however, still recommend the use of the J point for assessing acute ischemia ( Third Universal Definition of Myocardial Infarction, Thygesen et…

Smoking Cessation: Pharmacotherapy and Cardiovascular Benefit

…for smoking and anticipated barriers to cessation. Exposure to second hand smoke. Use of cannabis, electronic cigarettes or other inhaled products. Readiness to attempt cessation…

A new ECG biomarker for sudden cardiac death

…thirds of ICDs implanted for reduced LVEF never deliver an appropriate shock, so the false positive burden is substantial. Alternative modalities — cardiac MRI, long term…

Hypertensive crisis: quick reference for acute blood pressure lowering

…Monoamine oxidase inhibitors and recent intake of tyramine rich food or interacting drugs. Corticosteroids, calcineurin inhibitors, erythropoietin, tyrosine kinase inhibitors and drugs directed against vascular…

Short and long-term prognostication in cardiac arrest

…regardless of etiology, if the initial rhythm is asystole or PEA. Most current protocols for ECMO exclude patients presenting with asystole or PEA. Duration of…

Ivabradine: Indications, Dosing and Heart-Rate Targets

…a selective inhibitor of the If, or “funny,” current in sinoatrial node pacemaker cells. This current is a mixed inward Na⁺/K⁺ current activated by…

Risk factors for sudden cardiac arrest

…develop strategies and tools for long term prevention of cardiac arrest. Unfortunately, these efforts have not borne fruit. Our current ability to predict cardiac arrest…

Ventricular Tachycardia

…the acute management of both stable and unstable presentations, the critical entity of electrical storm, and the long term management strategies informed by recent sub…

Cardiac Rehabilitation After Myocardial Infarction

…Survivors of STEMI remain at substantial risk of recurrent cardiovascular events. Long term prognosis is influenced particularly by: Resting left ventricular function The amount of…

Left Main Coronary Artery Disease: Revascularisation Strategy

…not reverse coronary atherosclerosis. Long term benefit therefore depends on the integration of revascularisation with guideline directed medical therapy and secondary prevention. Clinical Presentation and…

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