How are idioventricular escape rhythms differentiated from ventricular premature complexes (VPCs)?

Updated: Nov 26, 2016
  • Author: Jatin Dave, MD, MPH; Chief Editor: Jose M Dizon, MD  more...
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Answer

A very slow pacemaker in the ventricle takes over when sinoatrial node and AV junctional pacemakers fail to function. The rate usually is less than 45 beats per minute, which helps to differentiate it from other arrhythmias.


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