The basic rhythm is sinus. Many premature beats are present, which are all preceded by prematurely occurring P waves (marked by x) and are all PACs. The premature P waves shown in Figure 2 are all ...

Is there a simple way to differentiate a supraventricular tachycardia from a ventricular, wide QRS tachycardia on a rhythm strip? The simplest initial approach is to look at the lead with the most ...

This rhythm strip was taken from a 41-year-old male with lymphoma. He had a 5-day history of substernal chest pain, which was increased by lying down and decreased by sitting up and leaning forward.

An idioventricular rhythm is very similar to ventricular tachycardia except the ventricular rate is less than 60 beats per minute. All other characteristics of VT apply; this includes the presence of ...