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The fatal consequence of inappropriate therapy in a single VF zone primary prevention defibrillator
Author(s) -
Griffiths Samuel,
Behar Jonathan M.,
Lascelles Karen,
Wong Tom
Publication year - 2021
Publication title -
pacing and clinical electrophysiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.686
H-Index - 101
eISSN - 1540-8159
pISSN - 0147-8389
DOI - 10.1111/pace.14145
Subject(s) - medicine , ventricular fibrillation , cardiology , ventricular tachycardia , implantable cardioverter defibrillator , sinus tachycardia , cardiac resynchronization therapy , refractory (planetary science) , shock (circulatory) , tachycardia , defibrillation , supraventricular tachycardia , fibrillation , atrial fibrillation , heart failure , physics , ejection fraction , astrobiology
We report a case of inappropriate implantable cardioverter defibrillator (ICD) therapy due to single ventricular fibrillation (VF) zone programming leading to patient death. A remote transmission was received from a patient with a cardiac resynchronization therapy‐defibrillator showing sinus tachycardia in the VF detection zone initiating inappropriate shocks and resulting in shock refractory VF. This case report highlights the importance of manufacturer specific ICD programming. In devices without discrimination in the VF zone, a higher rate single VF detection zone and/or addition of a ventricular tachycardia zone with supraventricular tachycardia discrimination should be considered.