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Health Encylopedia

Heart disease

Subject	Contents
Definition	Heart disease involves any disorder that affects the heart's ability to function normally. The most common cause of heart disease is narrowing or blockage of the coronary arteries, which supply blood to the heart itself. Some patients are born with abnormalities (congenital heart disease). Other causes include the following: Abnormal function of the heart valves Abnormal electrical rhythm of the heart Weakening of the heart's pumping function caused by infection or toxins Various forms of heart disease include: Alcoholic cardiomyopathy Aortic regurgitation Aortic stenosis Arrhythmias Cardiogenic shock Congenital heart disease dilated cardiomyopathy Endocarditis Heart attack (myocardial infarction) Heart failure Heart tumor Hypertrophic cardiomyopathy Idiopathic cardiomyopathy Ischemic cardiomyopathy Mitral regurgitation; acute Mitral regurgitation; chronic Mitral stenosis Mitral valve prolapse Peripartum cardiomyopathy Pulmonary stenosis Stable angina Unstable angina Tricuspid regurgitation See also chest pain .
Alternative Names	Cardiovascular disorders
Causes, incidence, and risk factors
Symptoms
Signs and tests
Treatment
Support Groups
Expectations (prognosis)
Complications
Calling your health care provider
Prevention

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