Austin Flint murmur

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In cardiology, an Austin Flint murmur is detected in cases of severe aortic regurgitation.

It is named after the 19th century American physician Austin Flint (1812–1886).

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[edit] Mechanism

Displacement: The blood jets from the aortic regurgitation strike the anterior leaflet of the mitral valve, which often results in preclosure of the mitral leaflets.

Turbulance of the two columns of blood: Blood from left atrium to left ventricle and blood from aorta to left ventricle.

This leads to a mid-diastolic, low-pitched rumbling murmur which is best heard at the cardiac apex.

[edit] Treatment

Surgical valve replacement may be necessary to correct the abnormality if symptomatic.


[edit] See also

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