WebArrhythmias affect the electrical system in the heart and cardiomyopathies affect the structure and muscle of the heart. Some conditions affect both the rhythm and the structure of the heart, so they may fit into both categories. Inherited heart disease refers to heart conditions affecting more than one person in a single-family. WebApr 16, 2013 · Introduction. The term early repolarization (ER) is defined electrocardiographically by either (1) a sharp well-defined positive deflection or notch immediately following a positive QRS complex at the onset of the ST-segment, or (2) slurring at the terminal part of the QRS complex (also termed J-waves or J-point elevation, …
A review on plants and herbal components with antiarrhythmic activities ...
WebSudden cardiac arrest (SCA) and sudden cardiac death (SCD) can be attributed to cardiac, respiratory, metabolic, and toxicologic etiologies. Most cases of SCD are caused by coronary artery disease and approximately 40% of cardiac arrests are unexplained. Inherited arrythmias and cardiomyopathies are important contributors to SCA and SCD. WebAmiodarone is the most effective agent for long-term maintenance of sinus rhythm in patients with paroxysmal and persistent AF and is considered first line pharmacotherapy for patients with heart failure and symptomatic AF [1,2,19]. A recent multicenter randomized study demonstrated that catheter ablation of AF is superior to amiodarone in ... greece numbering plan
Frequency of Cardiac Rhythm Abnormalities in a Half …
WebA cardiac arrhythmia is defined as a disturbance in the rate, rhythm, or pattern with which the heart contracts. Cardiac arrhythmias are potentially dangerous because they can produce vascular stasis (e.g. atrial … WebNov 30, 2024 · Hyperthyroidism sometimes looks like other health problems. That can make it hard to diagnose. It can cause many symptoms, including: Losing weight without trying. Fast heartbeat, a condition called tachycardia. Irregular heartbeat, also called arrhythmia. Pounding of the heart, sometimes called heart palpitations. Increased hunger. WebOct 1, 2001 · Myocardial ischaemia is characterised by ionic and biochemical alterations, creating an unstable electrical substrate capable of initiating and sustaining arrhythmias, and infarction creates areas of electrical inactivity and blocks conduction, which also promotes arrhythmogenesis. greece nuclear weapons