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

Low dose ventriculography using a poor man's video image processor.

J H Janssen

    Angiology
    |May 1, 1985
    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

    Results of a multicenter study of the retrievable Tulip Vena Cava Filter: early clinical experience.

    Cardiovascular and interventional radiology·1997
    Same author

    Treatment of ventricular tachycardia.

    Lancet (London, England)·1994
    Same author

    Value of exercise Doppler-echocardiography in patients with mitral stenosis.

    International journal of cardiology·1994
    Same author

    Use of technetium-99m sestamibi to determine the size of the myocardial area perfused by a coronary artery.

    The American journal of cardiology·1990
    Same author

    Pseudoaneurysm formation with fistulous communication to the left atrium after surgical interruption of an accessory atrioventricular pathway.

    American heart journal·1989
    Same author

    Angiographic and clinical characteristics of patients with unstable angina showing an ECG pattern indicating critical narrowing of the proximal LAD coronary artery.

    American heart journal·1989

    Low dose ventriculography with diluted contrast media significantly reduces the burden on left ventricular performance. This technique, utilizing digital image processing, proves diagnostic in 90% of cases, optimizing cardiac imaging during revascularization.

    Area of Science:

    • Cardiology
    • Medical Imaging
    • Interventional Radiology

    Background:

    • Repeated left ventriculography with standard iodine contrast doses can strain left ventricular performance during revascularization.
    • The need for effective diagnostic imaging without compromising cardiac function is critical in interventional cardiology.

    Purpose of the Study:

    • To evaluate the diagnostic quality of low-dose ventriculography using digital image enhancement.
    • To determine if reduced contrast agent concentration impacts diagnostic accuracy in left ventricular imaging.

    Main Methods:

    • A study involving 10 patients undergoing revascularization procedures.
    • Utilized a video image processor to enhance digital left ventricular images obtained with diluted contrast media (up to 70% dilution).

    Related Experiment Videos

    Main Results:

    • Low-dose ventriculography achieved diagnostic image quality in 90% of the evaluated cases.
    • The diagnostic yield was dependent on the specific anatomical area of interest.

    Conclusions:

    • Low-dose ventriculography is a viable and effective alternative for assessing left ventricular performance during revascularization.
    • Digital image processing significantly aids in maintaining diagnostic quality despite substantial contrast dilution, reducing patient risk.