intraventricular block (IV block)

(redirected from intraventricular block IV block)

in·tra·ven·tric·u·lar block (IV block)

(in'tră-ven-trik'yū-lăr blok)
Delayed conduction within the ventricular conducting system or myocardium, including bundle-branch block, periinfarction blocks, the fascicular blocks, excitation, and the Wolff-Parkinson-White (preexcitation) syndrome; widens QRS duration in electrocardiography.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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