Aorto-left atrial fistula: Rare cause of acute cardiac failure in a previously healthy individual

Autor: Yashwant Agrawal, Monoj Konda, Jagadeesh K. Kalavakunta
Jazyk: angličtina
Rok vydání: 2016
Předmět:
Zdroj: Journal of the Saudi Heart Association, Vol 28, Iss 4, Pp 270-273 (2016)
Druh dokumentu: article
ISSN: 1016-7315
DOI: 10.1016/j.jsha.2016.02.005
Popis: Complications of valvular infective endocarditis involving the peri-annular region puts the patient at a significantly high risk of adverse outcomes including heart failure and death. The “mitral–aortic intervalvular fibrosa” is relatively avascular and offers little resistance to the spread of abscesses, aneurysm, and fistula formation. Aorto-cavitary fistulous tract formation in the setting of native valve infective endocarditis is associated with higher rates of heart failure, ventricular septal defect, and atrioventricular block than nonruptured abscesses. Thus, a high index of suspicion is needed for rapid and accurate diagnosis, which can guide further management. A transesophageal echocardiogram is the preferred modality of investigation in such cases. Staphylococci are reported to be the most common pathogen involved. In addition to early antibiotic therapy, prompt surgical intervention might save lives in these scenarios.
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