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Related Experiment Video

Updated: Jun 26, 2026

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
06:34

Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

Published on: October 28, 2020

Comparative left ventricular dimensions in trained athletes.

J Morganroth, B J Maron, W L Henry

    Annals of Internal Medicine
    |April 1, 1975
    PubMed
    Summary
    This summary is machine-generated.

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    Athletes

    Area of Science:

    • Sports Cardiology
    • Exercise Physiology
    • Cardiac Anatomy

    Background:

    • The cardiac adaptations to different types of athletic training are not fully understood.
    • Anatomic variations in athletes' hearts require further investigation.

    Purpose of the Study:

    • To investigate the cardiac structural differences in athletes based on exercise type (isotonic vs. isometric).
    • To compare athletes' cardiac measurements with normal reference values.

    Main Methods:

    • Echocardiograms were performed on 56 active athletes and compared to control subjects.
    • Cardiac measurements included left ventricular end-diastolic volume, mass, and wall thickness.

    Main Results:

    • Isotonic athletes (swimming, running) showed increased left ventricular volume and mass, with normal wall thickness.

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    Last Updated: Jun 26, 2026

    Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
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    Evaluation of Left Ventricular Structure and Function using 3D Echocardiography

    Published on: October 28, 2020

    Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
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  • Isometric athletes (wrestling, shot putting) exhibited normal left ventricular volume but increased wall thickness and mass.
  • Athletes' cardiac changes mirrored those seen in chronic volume and pressure overload conditions, respectively.

    • Conclusions:

    • Athletes' hearts adapt differently based on exercise modality, with isotonic exercise leading to volume-related changes and isometric exercise to pressure-related changes.
    • Understanding these training-induced cardiac adaptations is crucial for accurate interpretation of echocardiographic findings in athletes.