Figure: ECG right bundle branch block (RBBB), left anterior hemiblock

Introduction

-..........-

75 yrs       Male     BP 153/95

PR:  197
QRS: 147      Sinus rhythm, rate 92.
QT:  370      bifascicular block. RBBB and LAFB. RBBB with left axis deviation.
QTc: 458      LVH voltage.

 Axes

P:    149
QRS:  -75
T:     37

Courtesy of Kerala Serio, M.D. UCSF Fresno.