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Table 2 Pacing versus pharmacological stress echocardiography.

From: Pacing stress echocardiography

  PACEMAKER PHARMACOLOGICAL
Modes Noninvasive PM (transesophageal) Vasodilation (dob)
Patient tolerability Very high High
Stress imaging time 5 to 10' 10 to 20'
Safety Very high High
Intravenous line Usually not required Required
Echo interpretation More difficult in ventricular paced Easier
Clinical experience Initial Extensive
Applicability Pts with permanent pacemaker All patients