Hypersensitivity myocarditis presenting as atrioventricular block and wide complex tachycardia in a toddler.

Abstract

A 13-month-old boy presented with acute onset of complete atrioventricular block and wide complex tachycardia but normal hemodynamics. Endomyocardial biopsy disclosed active myocarditis with eosinophils, suggesting a hypersensitivity reaction. With no treatment, the rhythm disturbance resolved within days of onset. Our patient's presentation and self… (More)
DOI: 10.1111/j.1747-0803.2008.00185.x

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