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

U wave alternans in severe ischaemia.

P Lefebvre1, M Mantia, A Friart

  • 1Division of Cardiology, Tivoli University Hospital, La Louvière, Belgium.

Acta Cardiologica
|December 22, 1999
PubMed
Summary

This report details a rare case of U wave alternans in a patient with unstable angina and heart failure. This electrocardiogram finding, without QRS complex changes, is exceptionally uncommon.

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

Contemporary management of patients with atrial fibrillation in the Netherlands and Belgium: a report from the EORP-AF long-term general registry.

Netherlands heart journal : monthly journal of the Netherlands Society of Cardiology and the Netherlands Heart Foundation·2021
Same author

Progression of a supra-valvular aortic stenosis in adulthood during 13 years.

Acta cardiologica·2020
Same author

[Interpretation of electrocardiographic tracings presented at the AMUB Meeting].

Revue medicale de Bruxelles·2012
Same author

[Electrocardiographic tracings].

Revue medicale de Bruxelles·2012
Same author

Identification of two novel HLA-A alleles: A*24:199 and A*02:324.

International journal of immunogenetics·2012
Same author

Rhinomanometry and acoustic rhinometry in rhinoplasty.

B-ENT·2011

Area of Science:

  • Cardiology
  • Clinical Electrophysiology

Background:

  • Unstable angina and heart failure are significant cardiovascular conditions.
  • Electrocardiogram (ECG) abnormalities are crucial for diagnosis and management.
  • U wave alternans is a rare ECG phenomenon.

Observation:

  • A patient with known heart failure and unstable angina presented with marked U wave alternans on ECG.
  • The U wave alternans were observed without any concurrent changes in the QRS complex.

Findings:

  • The co-occurrence of U wave alternans and unstable angina in a heart failure patient is extremely rare.
  • This specific ECG pattern highlights a unique electrophysiological manifestation.

Implications:

  • Understanding rare ECG findings like U wave alternans is vital for accurate diagnosis in complex cardiac patients.
  • Further research into the mechanisms and clinical significance of U wave alternans is warranted.
  • This case contributes to the limited literature on U wave alternans, aiding clinical recognition.

Related Experiment Videos