Figure: ECG Wenckebach

Introduction

-..........-

          Female

PR
QRS:  85      Sinus rhythm @ 68/min.
QT:  402      Mobitz type 1 second degree AV block (Wenckebach).
QTc: 458
 Axes
             Non-specific lateral T-wave abnormalities. T negative V3-V5.
P:    42
QRS:   7
T:    64

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