Murmur theory
Learn about the conditions that causes the most common and serious cardiac murmurs
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Aortic stenosis
Aortic valve stenosis is a narrowing or obstruction of the aortic valve, hindering blood flow from the left ventricle to the ascending aorta during systole.
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Aortic regurgitation
Aortic regurgitation is also known as aortic insufficiency and causes blood to flow in the reverse direction during diastole - from the aorta into the left ventricle.
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Mitral regurgitation
Mitral regurgitation is the abnormal leaking of blood through the mitral valve, from the left ventricle into the left atrium.
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Ventricular septal defect
Ventricular septal defect is a defect in the septum dividing the left and right ventricles, causing blood to flow into the right ventricle during systole.
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Pericarditis
Pericarditis is an inflammation of the pericardium and is usually a complication of viral infections.