The correct diagnosis is sinus rhythm, Mobitz type II, transient complete atrioventricular (AV) block, and escape ventricular complex (Figure 2). The rhythm is irregular because of several long RR ...
There are P waves (+) with regular PP intervals and a rate of 85 beats/min. The P waves have a normal morphology; they are positive in leads I, II, aVF, and V4-V6. This is a stable normal sinus rhythm ...