Mid-Systolic Click C31 | Auscultation Cheat Sheet with Sounds & Video | #121

A mid systolic click can be heard at the mitral valve area. The first and second heart sounds are normal. The second heart sound is unsplit and no murmur is present so that you can concentrate on the systolic click. Mid systolic click are often followed by a late systolic murmur of mitral valve leaflet prolapse. On the anatomy video, found below, you can see that the mitral valve posterior leaflet prolapses. The mid systolic click is produced by the sudden prolapse of this leaflet.

Mid-Systolic Click C31 Audio

Mid-Systolic Click C31 auscultation sound from lesson
waveform

Patient Sounds

patient heart or lung sound
Mid-Systolic Click C31 patient recording

Half Speed Patient Sounds

patient heart or lung sound
Mid-Systolic Click C31 half speed

Technique

Patient position
The patient's position should be supine.

Auscultation Tips

Systole:high-pitched click

Sound Wave



Observe Cardiac Animation

Play the animation and observe that the mitral valve posterior leaflet prolapses. The mid-systolic click is produced by the sudden prolapse of the leaflet.
Authors and Sources

Authors and Reviewers


Sources

Return to Reference Guide Index Page
Mid-Systolic Click C31 | Auscultation Cheat Sheet with Sounds & Video | #121

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