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

Triple AV nodal pathways in man?

M R Dopirak, S F Schaal, C V Leier

    Journal of Electrocardiology
    |April 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    Electrophysiological studies revealed triple atrioventricular (AV) nodal pathways in a patient with paroxysmal supraventricular tachycardia. This finding helps explain the patient's recurrent tachycardia episodes.

    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

    Nuggets, pearls, and vignettes of master heart failure clinicians. Part 1--the medical history.

    Congestive heart failure (Greenwich, Conn.)·2002
    Same author

    Nuggets, pearls, and vignettes of master heart failure clinicians. Part 2-the physical examination.

    Congestive heart failure (Greenwich, Conn.)·2002
    Same author

    Histologic compaison of allograft myocardium between short- and long-term survivors of human cardiac transplantation.

    The American journal of cardiology·2000
    Same author

    Acute hemodynamic and clinical effects of levosimendan in patients with severe heart failure. Study Investigators.

    Circulation·2000
    Same author

    Plasma atherogenic markers in congestive heart failure and posttransplant (heart) patients.

    Journal of the American College of Cardiology·2000
    Same author

    Palpitations in a middle-aged woman.

    Hospital practice (1995)·2000

    Area of Science:

    • Electrophysiology
    • Cardiology
    • Cardiac Electrophysiology

    Background:

    • Paroxysmal supraventricular tachycardia (PSVT) is a common arrhythmia.
    • Electrophysiological studies are crucial for diagnosing the underlying mechanisms of PSVT.
    • Understanding AV nodal physiology is key to managing supraventricular tachycardias.

    Observation:

    • A 41-year-old woman presented for evaluation of recurrent PSVT.
    • Electrophysiological studies were performed to investigate the cause of her tachycardia.
    • The studies involved assessing AV nodal conduction time and refractory periods using an atrial extra-stimulus technique.

    Findings:

    • Analysis of AV nodal conduction time and refractory period plots indicated the presence of multiple electrophysiological pathways.

    Related Experiment Videos

  • Specifically, the data suggested the existence of triple AV nodal pathways.
  • This finding provides a potential explanation for the patient's paroxysmal supraventricular tachycardia.

    • Implications:

    • The identification of triple AV nodal pathways can refine diagnosis and guide treatment strategies for PSVT.
    • This case highlights the importance of detailed electrophysiological assessment in complex tachycardia cases.
    • Further research into the prevalence and clinical significance of multiple AV nodal pathways is warranted.