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bundle branch block

A delay in conduction of electrical impulses through one of the His bundles of the cardiac conduction system or one of its fascicles. It generally results in a widening of the QRS complex with changes in QRS axis without change in heart rate.

Specific

bifascicular block & trifascicular block left anterior hemiblock (LAHB) left bundle branch block (LBBB) left bundle branch hemiblock left posterior hemiblock (LPHB) right bundle branch block (RBBB)

General

heart block chronic cardiac arrhythmia