Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 | #124

Here is an example of a decrescendo murmur beginning in early diastole. The first and second heart sounds are normal. The decrescendo murmur is high-pitched. The anatomy video shows an enlarged left ventricle with normal contractility. You can see regurgitant flow from the aorta into the left ventricle which causes the murmur.

Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 Audio

Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 auscultation sound from lesson
waveform

Patient Sounds

patient heart or lung sound
Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 patient recording

Half Speed Patient Sounds

patient heart or lung sound
Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 half speed

Technique

Patient position
The patient's position should be sitting leaning forward.

Auscultation Tips

S1:Normal
S2:Normal
Diastole:High-pitched, musical decrescendo murmur, early diastole

Sound Wave



Observe Cardiac Animation

Authors and Sources

Authors and Reviewers


Sources

  • Electrocardiography for Healthcare Professionals, 6th Edition Kathryn Booth and Thomas O'Brien
    ISBN10: 1265013470, ISBN13: 9781265013479
    McGraw Hill, 2023
  • Rapid Interpretation of EKG's, Sixth Edition
    Dale Dublin
    Cover Publishing Company
  • EKG Reference Guide
    EKG.Academy
  • 12 Lead EKG for Nurses: Simple Steps to Interpret Rhythms, Arrhythmias, Blocks, Hypertrophy, Infarcts, & Cardiac Drugs
    Aaron Reed
    Create Space Independent Publishing
  • Heart Sounds and Murmurs: A Practical Guide with Audio CD-ROM 3rd Edition
    Elsevier-Health Sciences Division
    Barbara A. Erickson, PhD, RN, CCRN
  • The Virtual Cardiac Patient: A Multimedia Guide to Heart Sounds, Murmurs, EKG Jonathan Keroes, David Lieberman
    Publisher: Lippincott Williams & Wilkin)
    ISBN-10: 0781784425; ISBN-13: 978-0781784429
  • Project Semilla, UCLA Emergency Medicine, EKG Training Breena R. Taira, MD, MPH
  • ECG Reference Guide
    PracticalClinicalSkills.com
Return to Reference Guide Index Page
Aortic Regurgitation (Decrescendo Diastolic Murmur) 82 | #124




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