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This ECG shows ventricular pacing. Note the pacer spike prior to each QRS complex, most apparent in leads V5 and V6. The P waves appear sinus in origin and have no association with the QRS ...
This ECG shows ventricular pacing. Note the pacer spike prior to each QRS complex, most apparent in leads V5 and V6. The P waves appear sinus in origin and have no association with the QRS ...
The ECG of a patient with a permanent pacemaker may exhibit “pacer spikes,” depending on the mode the device is set on and the patient’s intrinsic heart rate.
A 78-year-old man with a history of heart failure presents for routine follow-up 1 week after insertion of a pacemaker. As part of the evaluation, a 12-lead ECG is obtained.. Figure 1. The correct ...