Figure: ECG Atrial Fibrillation with rapid ventricular response

Introduction

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36 yrs     Female     BP 120/50     63 in      248 lb

PR
QRS:  82      Atrial fibrillation with rapid ventricular response
QT:  252      Ventricular rate > 150 with variation.
QTc: 426      Rate: 172

 Axes        Non-specific inferior T-wave abnormalities
             T waves -0.10 mV in III
P:
QRS:  27
T:   -10

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