NEET MDS

The Power Course

Austin Flint Murmur, which is true



Choices

1 ) Heard best at base of heart
2 ) It is a low pitched murmur
3 ) It is heard in aortic stenosis
4 ) It is a systolic murmur

Explanation


Austin Flint murmur is heard in aortic regurgitation.

Austin Flint murmur is a mid-diastolic murmur low pitched rumbling similar to the mid-diastolic murmur of mitral stenosis. this murmur may be confused for mitral stenosis by clinicians. 

Similar to mid-diastolic murmur of mitral stenosis it is heard at apex of heart. This murmur is said to be produced by aortic regurgitant jet hitting tendons of an anterior mitral leaflet of the mitral valve.

Austin Flint murmur is associated with severity of aortic regurgitation.

Austin Flint murmur may be differentiated from the mid-diastolic murmur of mitral stenosis by the presence of opening snap in mitral stenosis but not in aortic regurgitation. inhalation of amyl nitrate decreases the Astin Flint murmur but mid-diastolic murmur of mitral stenosis increases in duration and intensity


Answer

It is a low pitched murmur

Last Modified : 25-Dec-2019

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