This ECG (Figure 1), recorded in the emergency room, shows a wide complex tachycardia at 205 bpm. Wide complex tachycardias are more likely to be ventricular tachycardia (VT) than supraventricular ...

shows a predominantly regular wide-complex tachycardia that is consistent with ventricular tachycardia. The QRS morphologic feature, also see in the baseline electrocardiogram (ECG), is a right ...

Upon review of this body and the described ECG findings ... use reported widened QRS-complex widths at rates ranging from 0 to 6%, although one study reported wide QRS complexes in 38%.