Which of the following ECG findings would indicate a possible pacemaker failure?
A) Occasional QRS complexes without pacer spikes
B) A QRS duration of 0.20 seconds
C) Pacemaker spikes without associated QRS complexes
D) A pacemaker spike preceding each P wave

Question

Quizplus · Accepted Answer

Pacemaker spikes without associated QRS complexes can indicate a pacemaker failure, as the pacemaker is not able to capture the myocardium and produce a QRS complex.

Which of the Following ECG Findings Would Indicate a Possible