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Published on: July 11, 2013

Congenital coronary arteriovenous fistula: a diagnostic challenge

R M MacMillan, S G Meister, W S Frankl

    Catheterization and Cardiovascular Diagnosis
    |January 1, 1978
    PubMed

    Insights

    This case report details a rare coronary arteriovenous fistula affecting both coronary arteries. The combined venous drainage empties into the left ventricle near the mitral valve.

    Area of Science:

    • Cardiology
    • Vascular Surgery
    • Anatomical Pathology

    Background:

    • Coronary arteriovenous fistulas are uncommon congenital or acquired abnormalities.
    • These fistulas represent abnormal connections between the coronary arteries and cardiac chambers or veins.

    Observation:

    • This report presents a unique case involving both the right and left coronary arteries.
    • The fistula's venous component formed a single drainage channel.

    Findings:

    • The combined venous drainage from both coronary arteries emptied directly into the left ventricle.
    • The fistula terminated just below the mitral valve.

    Implications:

    • Understanding complex coronary arteriovenous fistulas is crucial for diagnosis and surgical planning.
    • This case highlights the diverse anatomical presentations of coronary arteriovenous fistulas and their potential impact on cardiac function.

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