Mitral Regurgitation | Auscultation Cheat Sheet with Sounds & Video | #91

The murmur of mitral regurgitation is a mid-frequency, rectangular murmur taking up all of systole. S1 is normal. S2 is single. There is a third heart sound gallop in diastole. Both the left ventricle and the left atrium are enlarged. The murmur is caused by turbulent flow through the incompetent mitral valve leaflets into the left atrium.

Auscultation Audio

auscultation sound from lesson
waveform

Technique

Patient position
The patient's position should be supine.

Auscultation Tips

Systole:Rectangular murmur, mid-frequency
Diastole:S3 gallop
Features:Use chestpiece bell to improve S3 sound

Sound Wave



Observe Cardiac Animation

Both the left ventricle and the left atrium are enlarged. The murmur is caused by turbulent flow through the incompetent mitral valve leaflets into the left atrium.
Authors and Sources

Authors and Reviewers


Sources

Return to Reference Guide Index Page
Mitral Regurgitation | Auscultation Cheat Sheet with Sounds & Video | #91

Electrocardiogram (EKG/ECG) ECG Interpretation
Heart Sounds Heart Sounds
Lung Sounds Lung Sounds
Blood Pressure Blood Pressure
multimedia lessons Medical Terms
Ultrasound image Ultrasound
Electrocardiogram (EKG/ECG) EKG Rhythms
Pulmonary Problem-Solving Respiratory Care
multimedia lessons Basic ECG Monitor
Adv. ECG Monitor
Pulmonary Hypertension course image Fundamentals
Lung Sounds Key Lung Sounds
Pediatric referral image Pediatric Referral
Carotid Artery Bruit Carotid Bruit
Pulmonary Hypertension course image Pulmon. Hypertension
Abdominal Sounds Abdominal Sounds
Auscultation Training by Repetition Repetition Drill
auscultation guide torso

Reference Guide
multimedia lessons Free Resources
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