label: Right Bundle Branch Block by ECG Finding
label_lc: right bundle branch block by ecg finding
description: "An electrocardiographic finding of a wide QRS complex with evidence of delayed conduction to the right ventricle, manifested by a widened initial portion of the QRS in V1 and V2, a widened S wave in V5, V6, I and aVL, and with QRS duration greater than or equal to 120 ms.  An RsR' complex is typically present in leads V1 and V2. (CDISC)"