Implantable Cardioverter-Defibrillators in patients with arrhythmogenic right ventricular Dysplasia/Cardiomyopathy
Ariel Roguin, MD, PhD*,
Chandra S. Bomma, MD*,
Khurram Nasir, MD, MPH*,
Harikrishna Tandri, MRCP*,
Crystal Tichnell, MGC*,
Cynthia James, PhD*,
Julie Rutberg, BS*,
Jane Crosson, MD ,
Philip J. Spevak, MD, FACC ,
Ronald D. Berger, PhD, MD, FACC*,
Henry R. Halperin, MA, MD* and
Hugh Calkins, MD, FACC*,*
* Department of Medicine, Johns Hopkins Hospital, Baltimore, Maryland, USA
Pediatric Cardiology, Division of Cardiology, Johns Hopkins Hospital, Baltimore, Maryland, USA

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Figure 1 Age at time of defibrillator implantation in 42 patients with arrhythmogenic right ventricular dysplasia/cardiomyopathy.
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Figure 2 (A) Interval between implantation of the defibrillator and the first appropriate discharge in 33 patients. (B) Number of appropriate implantable cardioverter-defibrillator (ICD) discharges in 33 patients.
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Figure 3 Cumulative rates of first appropriate discharges according to (A) gender and (B) detection of spontaneous ventricular tachycardia (VT) in electrocardiogram, Holter monitoring, or exercise treadmill test.
(C) Right ventricular (RV) dilation and (D) induction of VT during electrophysiologic study (EPS).
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