Abstract
A dual-chamber pacemaker was implanted because of symptomatic bradycardia in a 60-year-old patient free from other heart disease. Then, the patient developed acute congestive heart failure due to pacing-induced mitral regurgitation (MR). Under echocardiographic guidance, modification of location of the right ventricular pacing lead led to a significant decrease in MR severity resulting in immediate clinical improvement.
MeSH terms
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Bradycardia / therapy
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Cardiac Pacing, Artificial / methods*
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Echocardiography
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Heart Failure / etiology
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Humans
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Male
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Middle Aged
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Mitral Valve Insufficiency / complications
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Mitral Valve Insufficiency / diagnostic imaging
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Mitral Valve Insufficiency / therapy*
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Pacemaker, Artificial*
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Treatment Outcome
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Ventricular Dysfunction, Right / diagnostic imaging
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Ventricular Dysfunction, Right / physiopathology*
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Ventricular Septum / diagnostic imaging
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Ventricular Septum / physiopathology