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 atrial functions after myocardial infarction.

Oben Baysan1, Mehmet Yokusoglu, Mehmet Uzun

  • 1Department of Cardiology, Faculty of Medicine, Gulhane Military Medical Academy, Ankara, Turkey. obaysan@gata.edu.tr

Heart and Vessels
|March 18, 2005
PubMed
Summary

Reperfusion strategies like angioplasty or thrombolysis improve left atrial contractility after myocardial infarction. Patients without these treatments had larger left atrial volumes and reduced contractility 6 months post-infarction.

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

Real-World Outcomes of CDK4/6 Inhibitors in Germline BRCA1/2-Mutated Hormone Receptor-Positive, HER2-Negative Metastatic Breast Cancer: Turkish Oncology Group (TOG) Study.

Current oncology (Toronto, Ont.)·2026
Same author

Evaluation of Web-based Information on Phytotherapy for Cancer Patients: A Quality and Readability Analysis.

Journal of cancer education : the official journal of the American Association for Cancer Education·2026
Same author

Nutritional Indexes and Their Variations as Predictors of Atezolizumab Plus Chemotherapy Efficacy in Extensive-Stage Small Cell Lung Cancer: A Turkish Oncology Group Study.

Journal of immunotherapy (Hagerstown, Md. : 1997)·2026
Same author

First-Line Treatment After Perioperative FLOT in Recurrent Gastric and Gastroesophageal Junction Cancer: A Turkish Oncology Group (TOG) Multicenter Real-World Analysis.

Medicina (Kaunas, Lithuania)·2026
Same author

Computed Tomography-Derived Nakata Index as a Predictor of Functional Impairment in Chronic Obstructive Pulmonary Disease: A Retrospective Cohort Study.

Journal of thoracic imaging·2026
Same author

Prognostic Impact and Clinicopathological Correlates of HER2 Status in Gastric Cancer: A Multicenter Retrospective Turkish Oncology Group Study.

Clinical Medicine Insights. Oncology·2026

Area of Science:

  • Cardiology
  • Echocardiography
  • Cardiac Physiology

Background:

  • Acute myocardial infarction (AMI) impairs both left ventricular and left atrial function.
  • Left atrial function is crucial for efficient left ventricular filling and overall cardiac output.
  • Understanding post-AMI atrial dysfunction is key to improving patient outcomes.

Purpose of the Study:

  • To evaluate left atrial function 6 months after AMI.
  • To compare atrial function across different reperfusion strategies: thrombolytic therapy, primary percutaneous intervention, and no reperfusion.
  • To assess the impact of reperfusion on left atrial contractility and volume.

Main Methods:

  • Prospective study of 48 ST-elevation myocardial infarction patients (Oct 2002-May 2003).

Related Experiment Videos

  • Patients categorized into thrombolytic therapy (T, n=16), primary angioplasty (A, n=20), or no reperfusion (C, n=12).
  • Echocardiography at 6 months assessed left atrial volume, atrial ejection force (contractility), and atrial fractional shortening.

    • Main Results:

    • Significantly higher left atrial volume in the no reperfusion group (C) compared to treated groups (P<0.05).
    • Significantly lower atrial ejection force in group C versus groups A and T (P<0.05).
    • No significant difference in atrial fractional shortening among the three groups (P>0.05).

    Conclusions:

    • Reperfusion strategies, including angioplasty and thrombolysis, preserve or improve left atrial contractility post-AMI.
    • Lack of reperfusion therapy is associated with increased left atrial volume and reduced contractility 6 months after myocardial infarction.
    • Further research is warranted to elucidate the underlying mechanisms of these observed differences.