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

Late potentials, heart rate variability, and electrocardiography.

D Böcker1, M Shenasa, M Borggrefe

  • 1Hospital of the Westfälische Wilhelms-Universität, Münster, Germany.

Current Opinion in Cardiology
|January 1, 1993
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

Amiodarone and implantable cardioverter-defibrillators in congestive heart failure.

Zeitschrift fur Kardiologie·2016
Same author

[In Germany too many ICD implantations are performed: pro].

Herz·2016
Same author

Variations of heart rate variability parameters prior to the onset of ventricular tachyarrhythmia and sinus tachycardia in ICD patients. Results from the heart rate variability analysis with automated ICDs (HAWAI) registry.

Physiological measurement·2015
Same author

[Implantable cardioverter defibrillator].

Herzschrittmachertherapie & Elektrophysiologie·2013
Same author

[Recommendations of the Working Group of Arrhythmias of the German Society of Cardiology on the approach to patients with Riata® and Riata ST® leads (St. Jude Medical). Nucleus of the Working Group of Arrhythmias of the German Society of Cardiology].

Herzschrittmachertherapie & Elektrophysiologie·2012
Same author

Influence of glucose concentration on light scattering in tissue-simulating phantoms.

Optics letters·2009

Late potentials and heart rate variability may help identify patients at risk for ventricular tachyarrhythmias. These electrophysiologic methods offer insights into cardiac health and autonomic nervous system function.

Area of Science:

  • Cardiology
  • Electrophysiology
  • Medical Diagnostics

Background:

  • Late potentials, low-amplitude, high-frequency signals in the QRS-complex, are linked to diseased myocardial tissue.
  • This tissue acts as an electrophysiologic substrate for ventricular tachyarrhythmias.
  • Heart rate variability (HRV) is increasingly recognized for its role in autonomic nervous system modulation.

Purpose of the Study:

  • To evaluate the clinical utility of late potentials and heart rate variability.
  • To assess their effectiveness in identifying patients at risk for life-threatening ventricular tachyarrhythmias.
  • To discuss the applications and limitations of these electrophysiologic methods.

Main Methods:

  • Analysis of low-amplitude, high-frequency components in the terminal QRS-complex (late potentials).

Related Experiment Videos

  • Assessment of heart rate variability as an indicator of autonomic nervous system activity.
  • Review of existing literature and clinical data on both methods.

    • Main Results:

    • Late potentials may indicate diseased myocardial tissue associated with arrhythmia risk.
    • Heart rate variability can reflect autonomic nervous system states that may trigger arrhythmias.
    • Both methods show potential for risk stratification in patients susceptible to ventricular tachyarrhythmias.

    Conclusions:

    • Late potentials and heart rate variability are valuable tools for identifying patients at risk of ventricular tachyarrhythmias.
    • Further research and clinical integration are warranted to optimize the use of these electrophysiologic markers.
    • Understanding these markers can improve patient management and preventative strategies for cardiac arrhythmias.