The initial three quarters of the tracing in Figure 1 could be either ventricular bigeminy with a pseudo-delta wave or ventricular preexcitation of every other beat. Luckily, the last three beats (V4, ...

The correct diagnosis is sinus bradycardia and accelerated idioventricular rhythm (Figure 2). Figure 2. Courtesy of Philip J. Podrid, MD. The rhythm is slightly irregular at a rate of 50-54 beats/min.

An idioventricular rhythm is very similar to ventricular tachycardia (VT), except the ventricular rate is less than 60. All other characteristics of ventricular tachycardia apply, including the ...

What is the appropriate treatment for an accelerated idioventricular rhythm during or after an acute myocardial infarction? There is no treatment necessary for an accelerated idioventricular rhythm ...