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Third heart sound: genesis and clinical importance
1Division of Cardiology, Creighton University School of Medicine, 3006 Webster Street, Omaha, NE 68131, USA.
International Journal of Cardiology
|October 2, 2004
Summary
The third heart sound, detected via stethoscope, remains clinically valuable. Modern techniques confirm its importance, highlighting its hemodynamic and echocardiographic aspects.
Area of Science:
- Cardiology
- Clinical Auscultation
- Cardiac Physiology
Background:
- The third heart sound (S3) has been recognized for over a century.
- Interest in S3 has seen a resurgence, emphasizing its diagnostic utility.
- Advances in investigative techniques validate traditional auscultation methods.
Purpose of the Study:
- To review the mechanisms of third heart sound (S3) genesis.
- To correlate S3 with hemodynamic and echocardiographic findings.
- To underscore the clinical significance of S3 detection.
Main Methods:
- Review of existing literature on third heart sound (S3).
- Analysis of hemodynamic principles related to S3.
- Integration of echocardiographic data for S3 interpretation.
Main Results:
- Sophisticated studies confirm the value of stethoscope-based S3 detection.
- Mechanisms of S3 genesis are elucidated through hemodynamic and echocardiographic analysis.
- S3 is re-established as a clinically important auscultatory finding.
Conclusions:
- The third heart sound (S3) remains a vital clinical sign.
- Modern cardiac investigation supports the importance of auscultation.
- Understanding S3's hemodynamic and echocardiographic basis enhances its clinical application.