AHA GUIDELINES Bundle (free trial)

Table 2. Choice of Pacemaker Generator in Selected Indications for Pacing Pacemaker Generator Sinus Node Dysfunction Single-chamber atrial pacemaker ������ No suspected ������ Not appropriate ������ Not appropriate abnormality of AV conduction and not at increased risk for future AV block ������ Maintenance of AV synchrony during pacing desired ������ Maintenance of ������ Chronic AF ������ Chronic AF AV synchrony or other atrial or other atrial during pacing not tachyarrhythmia tachyarrhythmia necessary or maintenance of AV synchrony during pacing not necessary ������ Rate response ������ Rate response ������ Rate response available if available if available if desired desired desired Single-chamber ventricular pacemaker Atrioventricular Block Neurally Mediated Syncope or Carotid Sinus Hypersensitivity ������ AV synchrony during pacing desired ������ Rate response available if desired ������ Sinus mechanism present ������ Suspected abnormality of AV conduction or increased risk for future AV block ������ Rate response available if desired Dual-chamber pacemaker ������ AV synchrony during pacing desired ������ Rate response available if desired ������ Atrial pacing desired ������ Rate response available if desired Single-lead, atrialsensing ventricular pacemaker ������ Not appropriate ������ Desire to limit the number of pacemaker leads ������ Not appropriate 15

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