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

Sinus escape-capture bigeminy and sinus extrasystolic bigeminy.

S Kinoshita1, T Katoh, Y Tsujimura

  • 1Hokkaido Women's University, Ebetsu, Japan.

Journal of Electrocardiology
|February 26, 2000
PubMed
Summary

Sinus node block (SA block) can cause rhythm issues. Differentiating sinus escape-capture bigeminy from other bigeminy types is crucial for diagnosing SA block, which may require a pacemaker.

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

Immunohistochemically defined lymphocyte function-associated antigen 1 (LFA-1) on an adenocarcinoma cell line is a distinct molecule from LFA-1 on leukocytes.

Cellular immunology·1995
Same author

Establishment of an enzyme-linked immunosorbent assay (ELISA) for measuring cellular MAGE-4 protein on human cancers.

Journal of immunological methods·1995
Same author

[Treatment of patients with chronic dissecting aortic aneurysm (DeBakey type IIIb) presenting with compromised renal perfusion].

[Zasshi] [Journal]. Nihon Kyobu Geka Gakkai·1995
Same author

[A trial of antegrade perfusion to the lower half of the body with selective cerebral perfusion for repair of aortic arch aneurysm combined with atherosclerosis obliterance].

Kyobu geka. The Japanese journal of thoracic surgery·1995
Same author

Eosinophil activation in patients with pulmonary fibrosis.

Chest·1995
Same author

Hypoxic helium breathing does not reduce alveolar-arterial PO2 difference in the horse.

Respiration physiology·1995

Area of Science:

  • Cardiology
  • Electrophysiology
  • Internal Medicine

Background:

  • Symptomatic rhythm problems can arise from sinoatrial (SA) block, impeding conduction between the sinus node and atria.
  • Diagnosing SA block is challenging in cases of atrial escape-capture bigeminy when P waves originate near the sinus node.

Observation:

  • Electrocardiograms from 7 patients with atrial bigeminy were analyzed.
  • Key features included consistent P wave morphology, alternating long and short PP intervals, and occasional transitions to regular sinus rhythm.

Findings:

  • Sinus escape-capture bigeminy was identified in 3 cases, initiated by a long PP interval.
  • Sinus extrasystolic bigeminy was observed in 4 cases, initiated by a short PP interval.
  • Sinus escape-capture bigeminy associated with SA block can be misdiagnosed as sinus arrhythmia.

Related Experiment Videos

Implications:

  • Sinus escape-capture bigeminy may be more prevalent than previously thought.
  • Accurate differentiation of sinus escape-capture bigeminy is clinically significant for patients with SA block.
  • Distinguishing these rhythms is important for determining the need for interventions like artificial pacemaker implantation.