Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Dynamic exercise echocardiography.

Y Sugishita, S Koseki

    Circulation
    |October 1, 1979
    PubMed
    Summary

    Dynamic exercise echocardiography (DEE) effectively evaluates left ventricular (LV) reserve. This method reliably assesses cardiac function during exercise, distinguishing between healthy individuals and those with LV dysfunction.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Seasonality of coastal upwelling trends in the Mauritania-Senegalese region under RCP8.5 climate change scenario.

    The Science of the total environment·2023
    Same author

    Modelling the invasion of human small intestinal epithelial-like cells by Salmonella enterica Typhimurium and Listeria monocytogenes using Bayesian inference.

    Letters in applied microbiology·2022
    Same author

    Sinusoidal obstructive syndrome prophylaxis with recombinant human soluble thrombomodulin is feasible in gemtuzumab ozogamicin-treated patients undergoing allogeneic hematopoietic cell transplantation.

    Bone marrow transplantation·2017
    Same author

    Journal of Nuclear Cardiology Nuclear Cardiology News Update.

    Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology·2016
    Same author

    Investigation of in vitro parameters and fertility of mouse ovary after storage at an optimal temperature and duration for transportation.

    Human reproduction (Oxford, England)·2016
    Same author

    Evaluation of thermal inactivation of Escherichia coli using microelectrode ion flux measurements with osmotic stress.

    Letters in applied microbiology·2011

    Area of Science:

    • Cardiology
    • Medical Imaging
    • Physiology

    Background:

    • Assessing left ventricular (LV) reserve is crucial for understanding cardiac function.
    • Traditional methods may have limitations in dynamic evaluation.
    • Developing non-invasive techniques for LV reserve assessment is an ongoing need.

    Purpose of the Study:

    • To develop and validate a method of dynamic exercise echocardiography (DEE) for evaluating left ventricular (LV) reserve.
    • To assess the feasibility and reliability of DEE in healthy individuals and cardiac patients.

    Main Methods:

    • Developed a specialized setup for dynamic exercise echocardiography using a bicycle ergometer in the supine position.
    • Ensured subject stability during exercise to maintain echocardiogram quality.
    • Obtained clear echocardiograms in 83% of subjects at rest and during dynamic exercise.

    Main Results:

    • Demonstrated an excellent correlation between cardiac output measured by echocardiography and the dye-dilution method during exercise.
    • Observed that changes in mean velocity of LV circumferential shortening during exercise effectively discriminated between age groups in healthy men.
    • Showed that DEE could differentiate between healthy subjects and those with varying degrees of LV dysfunction (mild to severe).

    Conclusions:

    • Dynamic exercise echocardiography (DEE) is a valuable and reliable tool for assessing left ventricular (LV) reserve.
    • DEE provides objective measures of cardiac response to exercise.
    • This technique aids in differentiating cardiac health status and functional capacity.

    Related Experiment Videos