Right bundle branch block: Difference between revisions

Revision as of 05:49, 27 February 2009

Revision as of 12:17, 21 August 2009

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* The heart rhythm must be supraventricular in origin

* The QRS duration must be =more than 100 ms (incomplete block) or >more than 120 ms (complete block)<ref name="urlLesson VI - ECG Conduction Abnormalities">{{cite web |url=http://library.med.utah.edu/kw/ecg/ecg_outline/Lesson6/index.html#RBBB |title=Lesson VI - ECG Conduction Abnormalities |format= |work= |accessdate=2009-01-07}}</ref>

* There should be a terminal R wave in lead V1 (e.g., R, rR', rsR', rSR' or qR)

* There should be a slurred S wave in leads I and V6.