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

Systolic time intervals in rheumatic mitral stenosis.

T C Sharma1, S H Dave, G R Bhagat

  • 1Department of Medicine and Cardiology, Civil Hospital, Ahmedabad.

Indian Heart Journal
|May 1, 1990
PubMed
Summary

Mitral stenosis impairs left ventricular contraction, evidenced by altered systolic time intervals and reduced ejection fraction in patients. This suggests a rigid mitral complex immobilizes the ventricle, impacting cardiac function.

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

Clinical Profile, Surgical Approach and Outcome of Complicated Genital Fistulae in Urban Population of a Developing Nation.

Journal of obstetrics and gynaecology of India·2020
Same author

Differential diagnosis of an unusual shoulder articular lesion in an ancient domestic dog (Canis lupus familiaris L., 1758).

International journal of paleopathology·2018
Same author

Drug-induced Stevens-Johnson syndrome in Indian population: A multicentric retrospective analysis.

Nigerian journal of clinical practice·2017
Same author

Comparison of micro-CT post-processing methods for evaluating the trabecular bone volume fraction in a rat ACL-transection model.

Journal of biomechanics·2016
Same author

Reaching the unreached: Mobile surgical camps in a remote village of Himachal Pradesh.

Journal of mid-life health·2014
Same author

Montmorillonite Poly-L-Lactide Microcomposites of Procainamide for controlled drug delivery: In vitro and In vivo evaluation.

Indian journal of pharmaceutical sciences·2014

Area of Science:

  • Cardiology
  • Echocardiography
  • Cardiac Physiology

Background:

  • Mitral stenosis is a significant valvular heart disease.
  • Understanding its impact on left ventricular function is crucial for patient management.

Purpose of the Study:

  • To investigate the effects of pure mitral stenosis on left ventricular systolic function.
  • To correlate echocardiographic findings with systolic time intervals.

Main Methods:

  • M-Mode Echocardiography and systolic time intervals were used.
  • Thirty-two patients with mitral stenosis and twenty normal subjects were studied.

Main Results:

  • Increased pre-ejection period (PEP) and abbreviated left ventricular ejection time (LVET) were observed in mitral stenosis patients.

Related Experiment Videos

  • The PEP/LVET ratio was significantly increased (0.42 vs 0.33, p<0.01).
  • Left ventricular ejection fraction (EF) was significantly lower in mitral stenosis (60% vs 71.55%, p<0.01).

    • Conclusions:

    • Mitral stenosis significantly impairs left ventricular contraction.
    • A rigid mitral complex may immobilize the posterobasal left ventricle, contributing to systolic dysfunction.