Figure: ECG Atrial wide complex tachycardia, hyperkalemia

Introduction

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50 yrs       Male     BP 141/86

PR
QRS: 196      Wide complex tachycardia.
QT:  440      Ventricular rate 116.
QTc: 611

 Axes        Hyperkalemia. Peaked T waves.

P:
QRS:   2
T:    87

Courtesy of Kerala Serio, M.D. UCSF Fresno.