Paris, France - The use of antiarrhythmic drugs is moderately effective in maintaining normal sinus rhythm after cardioversion of atrial fibrillation (AF), but nearly all drugs increase the risk of ...

Researchers have discovered the molecular origins of the heart beat. They have found the proteins that make up tiny sodium channels in the tissues of the heart that can help generate the heart beats.

PARIS — Early radiofrequency ablation was superior to antiarrhythmic drugs to delay the progression to persistent atrial fibrillation among patients with drug-refractory paroxysmal AF, according to ...

Findings reported in The American Journal of Pathology suggest dofetilide may counteract pathological changes in potassium channels associated with pulmonary arterial hypertension in humans and rats ...

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Ventricular arrhythmia occurs when the heart’s lower chambers beat out of sync, which can prevent the heart from effectively pumping blood throughout the body. Diagnosis of ventricular arrhythmia ...

Active ingredient: Dronedarone 400 mg; tabs. Indication: To reduce risk of cardiovascular hospitalization in patients with paroxysmal or persistent atrial fibrillation (AF) or atrial flutter (AFL) ...

An electrocardiogram (ECG) is the most common test to diagnose arrhythmia, and recording one as early as possible after heart palpitations can be helpful. Blood tests, stress tests, and chest x-rays ...

High blood pressure in the lungs, known as pulmonary arterial hypertension (PAH), is a potentially fatal disease caused by obstruction of blood flow in the lungs. A new study in The American Journal ...