title: Pacemaker arrhythmia caused by abnormal sensing of P waves.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000209:etiology*; D004562:Electrocardiography; D004567:Electrodes, Implanted; D006327:Heart Block / Q000628:therapy; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects*