Discontinuation of Cardiac Resynchronization Therapy for Heart Failure Due to Dilated Cardiomyopathy in a 61-Year-Old Female “­Super-Responder” with Return of a Reduced Left Ventricular Ejection Fraction to Normal

Yasunari Hoshiba; Atsuhiko Sugimoto; Shoko Doi; Tomokazu Sawada; Seiji Tamiya; Daiki Ito; Harukazu Iseki

doi:10.12659/AJCR.926704

28 September 2020 : Case report Japan

Discontinuation of Cardiac Resynchronization Therapy for Heart Failure Due to Dilated Cardiomyopathy in a 61-Year-Old Female “Super-Responder” with Return of a Reduced Left Ventricular Ejection Fraction to Normal

Unusual clinical course, Unusual or unexpected effect of treatment

Yasunari Hoshiba^1ABCDEF*, Atsuhiko Sugimoto^1ABE, Shoko Doi^1ABF, Tomokazu Sawada^1ABF, Seiji Tamiya^1ABF, Daiki Ito^1ABDF, Harukazu Iseki^1ABDE

DOI: 10.12659/AJCR.926704

Am J Case Rep 2020; 21:e926704

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Figure 1. Changes in electrocardiogram parameters (QRS complex) over the course of the treatment. (A) Initial assessment. (B) Third admission (just before CRT pacemaker implantation). (C) Immediately after implantation of CRT pacemaker implantation (biventricular pacing). (D) Immediately after discontinuation of CRT. (E) Most recent assessment, 6 years after CRT discontinuation. CRT – cardiac resynchronization therapy.

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Discontinuation of Cardiac Resynchronization Therapy for Heart Failure Due to Dilated Cardiomyopathy in a 61-Year-Old Female “­Super-Responder” with Return of a Reduced Left Ventricular Ejection Fraction to Normal

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Discontinuation of Cardiac Resynchronization Therapy for Heart Failure Due to Dilated Cardiomyopathy in a 61-Year-Old Female “Super-Responder” with Return of a Reduced Left Ventricular Ejection Fraction to Normal