An ectopic pacemaker or ectopic focus is an excitable group of cells that causes a premature heart beat outside the normally functioning SA node of the heart..Ectopic Foci. Ectopic foci are abnormal pacemaker sites within the heart outside of the SA node that display automaticity. Their pacemaker activity, however, is normally suppressed overdrive suppression by the higher rate of the SA node. They can occur within the atria or ventricles..Ectopic foci arise when cells outside the pacemaker centres develop membrane characteristics which are similar to those of pacemaker cells..Looking for online definition of ectopic pacemaker in the Medical Dictionary? ectopic pacemaker explanation free. What is ectopic pacemaker? Meaning of ectopic pacemaker medical term. What does ectopic pacemaker mean?.
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184.108.40.206.1 Ectopic foci. Ectopic foci errors in pacing occur when pacing occurs at sites that do not normally act as cardiac pacemakers. Most cardiac tissues do not .
Enhanced impulse formation. Ectopic foci arise when cells outside the pacemaker centres develop membrane characteristics which are similar to those of pacemaker cells..
Atrial Ectopic Rhythm. Description. An atrial ectopic rhythm is a rhythm where the impulse formation in the atrium is coming from the wrong place..
Wandering atrial pacemaker multifocal atrial rhythm is an irregularly irregular rhythm caused by the random discharge of multiple ectopic atrial foci..