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Acquired Aorto-Atrial Fistula From Intravenous Drug Use With Underlying Congenital Heart Disease., Mohamed Tashani, Laura Given, Emhemmid Karem, Mahmoud Abualayem

Marshall Journal of Medicine

The development of an aorta-atrial fistula secondary to mechanical aortic valve infective endocarditis, is a rare, serious complication. The fistula is an aberrant intra-cardiac shunt that occurs between the aorta and either the left or right atrium.

An aorta-atrial fistula can be congenital or acquired. In the case of infective endocarditis, the infection’s expansion beyond the valvular structure, may result in an aorto-cavitary fistula (ACF or AAF) with an estimated incidence of 1-2% (1). No clinical trials have been conducted for the best approach of management for this condition. Therefore, treatment strategies are applied to a case-by-case basis by expert …