Auscultation in Primary Care

Mitral Regurgitation (pansystolic Murmur)

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This is an example of a pansystolic murmur usually associated with mitral regurgitation.

The first and second heart sounds are normal.

A mid-frequency rectangular murmur fills all of systole.

In the anatomy tab you can see the enlarged left ventricle and left atrium and turbulent flow from the left ventricle into the left atrium which creates the murmur.

Mitral Regurgitation (pansystolic Murmur)

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The recommended auscultation position for the stethoscope is the Mitral position. For this sound, use stethoscope's Diaphragm.

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The recommended patient position is Supine

Phonocardiogram

This waveform plots sound amplitude on the vertical axis against time on the horizontal axis.

Heart Animation

Lessons

First and Second Heart Sounds - Normal and Unsplit
First and Second Heart Sounds - Reduced Intensity
Second Heart Sound - Splitting
Third Heart Sound Gallop
Fourth Heart Sound Gallop
Third and Fourth Heart Sound Gallop
Summation Gallop at 120 beats per minute
Second Heart Sound - Fixed Splitting
Mid-Systolic Click
Mitral Valve Leaflet Prolapse
Aortic Stenosis (Diamond Shaped Systolic Murmur)
Aortic Regurgitation (Decrescendo Diastolic Murmur)
Mitral Regurgitation (pansystolic Murmur)
Mitral Stenosis (Diastolic Murmur)

Practice Drill

Listening Tips
A synopsis of important sound features and timing for this abnormality.
Systole: Mid-high pitched pan-systolic murmur.
Diastole: S3 may be present.

CaseID	122
CourseID	31
CourseCaseOrder	13
ID	140