1-11. VENTRICULAR ARRHYTHMIAS: E. Idioventricular Rhythm

e. Idioventricular Rhythm. Analysis of idioventricular rhythm is given below and an example is shown in figure 1-34.

De-Rhythm idioventricular (CardioNetworks_ECGpedia)By CardioNetworks: Googletrans (CardioNetworks: De-Rhythm_idioventricular.png) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
De-Rhythm idioventricular (CardioNetworks_ECGpedia)By CardioNetworks: Googletrans (CardioNetworks: De-Rhythm_idioventricular.png) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons

(1) The rhythm is usually regular, but can be unreliable, since the rhythm of the heart is at such a low site.

(2) There is no P wave nor P-R interval.

(3) The QRS complex is wide and bizarre and 0.12 second or greater. The escape rhythm has taken over the pacemaking responsibility.

Figure 1-34. Idioventricular rhythm.
Figure 1-34. Idioventricular rhythm.

 

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