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

Left ventricular function at rest, peak exercise and postexercise.

C Foster, J D Anholm, D S Dymond

    Cardiology
    |January 1, 1982
    PubMed
    Summary
    This summary is machine-generated.

    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

    Establishing an International Psychoanalytic Nurses Alliance [IPNA].

    Journal of psychiatric and mental health nursing·2026
    Same author

    Late diagnosis of paediatric HIV infection in high-income countries: Lessons from the HIV Perinatal Virtual Clinic.

    HIV medicine·2025
    Same author

    Co-designing a web-based intervention (RESTORE) to support self-management of cancer-related fatigue in people living with a brain tumour.

    Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer·2025
    Same author

    Understanding healthcare workers' experiences of face mask use in healthcare settings during the COVID-19 pandemic: an interview study.

    Infection prevention in practice·2025
    Same author

    "Such a different type of tiredness": people with brain tumour, their caregivers', and healthcare professionals' qualitative perceptions of cancer-related fatigue.

    Journal of cancer survivorship : research and practice·2024
    Same author

    Healthcare professionals' knowledge, understanding and confidence to manage chronic pain after cancer treatment: A UK survey.

    European journal of oncology nursing : the official journal of European Oncology Nursing Society·2024
    Same journal

    Reply Letter.

    Cardiology·2026
    Same journal

    Aortic Valve Sclerosis: More Than an Incidental Echocardiographic Finding.

    Cardiology·2026
    Same journal

    Can resting segmental strain identify obstructive coronary artery disease in chronic coronary syndrome patients referred to CABG?

    Cardiology·2026
    Same journal

    Mortality Impact of Stroke and Major Bleeding Across the Ejection Fraction Spectrum in Patients Hospitalized for Acute Heart Failure With Prevalent Atrial Fibrillation.

    Cardiology·2026
    Same journal

    Impact of Inflammatory Disorders on Outcomes in Acute Heart Failure: A Nationwide Analysis.

    Cardiology·2026
    Same journal

    Predictors and Clinical Impact of Tricuspid Regurgitation After Pericardiectomy for Constrictive Pericarditis.

    Cardiology·2026
    See all related articles

    The timing of imaging during exercise radionuclide angiography impacts results. Left ventricular ejection fraction and ejection rate differ significantly between exercise and postexercise phases, highlighting the importance of imaging sequence.

    Area of Science:

    • Cardiology
    • Nuclear Medicine
    • Physiology

    Background:

    • Exercise radionuclide angiography is a key diagnostic tool.
    • Understanding procedural variables is crucial for accurate interpretation.
    • The temporal sequence of imaging may affect physiological measurements.

    Purpose of the Study:

    • To investigate the influence of imaging timing on exercise radionuclide angiography outcomes.
    • To compare cardiovascular responses at rest, peak exercise, and immediately postexercise.

    Main Methods:

    • 15 healthy volunteers underwent first-pass radionuclide angiography.
    • Imaging was performed at rest, peak bicycle exercise, and immediately postexercise.
    • Key parameters measured included heart rate, double product, left ventricular ejection fraction, and mean normalized ejection rate.

    Related Experiment Videos

    Main Results:

    • Left ventricular ejection fraction increased significantly from rest to postexercise (68% to 80%).
    • Mean normalized ejection rate also showed significant increases from rest to postexercise (3.63 s-1 to 8.56 s-1).
    • Heart rate and double product did not differ significantly between peak exercise and postexercise phases.

    Conclusions:

    • The temporal sequence of imaging is a significant procedural variable in exercise radionuclide angiography.
    • Differences in left ventricular function parameters between exercise and postexercise imaging warrant careful consideration.
    • Standardizing imaging timing is essential for reproducible and reliable results.