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Accelerated Idioventricular Rhythm | Reference Guide.

ecg rhythm strip for reference guide

EKG Features

Rate: 50-120 bpm
Rhythm: Regular
P Wave: Absent
PR Interval: Not measurable
QRS: Wide (>0.10 sec), bizarre looking

Accelerated idioventricular rhythm (AIVR) is a ventricular rhythm with three or more consecutive monomorphic beats with gradual onset. AIVR occurs when the ectopic ventricular pacemaker rate is greater than the sinus node rate. It is usually benign.
External Source:

Accelerated Idioventricular Rhythm - Guide

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