The diagnosis is normal sinus rhythm, atrial bigeminy, first-degree atrioventricular (AV) block (prolonged AV conduction), and right bundle branch block (RBBB). The rhythm is slightly irregular, with ...
The correct diagnosis is sinus rhythm, RBBB, and V1-V3 lead switch (Figure 2). Figure 2. Courtesy of Philip J. Podrid, MD. The rhythm is regular at a rate of 64 beats/min, and the P waves (+) are ...