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Search and discover over 2,500 ECG reports written by cardiologist and intensivist Dr George Nikolić OAM.
Isorhythmic Dissociation of a VVI Pacemaker
Report:Sinus rhythm 70/min 1 Ventricular pacemaker rhythm 70/min 4 AV interval 0.36 sec 5 Comment:The sinus P waves are not very well shown in the frontal leads, but there’s no doubting them in the chest leads V1-3. The AV interval is long, but constan
VVI Pacemaker Mime of Atrial Sensing
Report:Pacemaker rhythm 70/min 4 Atrial tachycardia/flutter 210/min 6 Comment: The patient had a VVI pacemaker set at 70/min, precisely because she had almost constant atrial tachyarrhythmias. In this tracing, however, the AV interval appears fixed at