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Chronotropic Incompetence and Pacing in HPEF Heart Failure with Preserved Ejection Fraction
Case Study A 70-year-old female with a history of hypertension, hyperlipidemia, paroxysmal atrial fibrillation (AFib), and complete heart block with a dual chamber permanent pacemaker implanted 10 years prior presented to the cardiology clinic with exertional dyspnea and fatigue for…