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Iatrogenic femoral arteriovenous fistulae: evaluation by digital vascular imaging

D Picus, W G Totty

    AJR. American Journal of Roentgenology
    |March 1, 1984
    PubMed

    Insights

    Digital vascular imaging effectively detects iatrogenic femoral arteriovenous fistulae after cardiac catheterization. This non-invasive technique aids in diagnosing and guiding surgical repair of these vascular injuries.

    Area of Science:

    • Vascular Surgery
    • Diagnostic Imaging

    Background:

    • Iatrogenic femoral arteriovenous fistulae are potential complications of cardiac catheterization and pulmonary angiography.
    • Simultaneous ipsilateral femoral artery and vein puncture during cardiac catheterization may increase fistula incidence.

    Observation:

    • Eight patients with suspected iatrogenic femoral arteriovenous fistulae were evaluated using intravenous digital vascular imaging.
    • Two patients showed normal imaging results, confirmed by clinical follow-up without intervention.

    Findings:

    • Digital vascular imaging accurately identified the presence and relative size of fistulae in six patients, correlating with surgical findings.
    • The imaging localized the fistulae within 4 cm, though the exact site was not always specified.
    • Arteriography was not required for pre-surgical evaluation in these cases.

    Implications:

    • Intravenous digital vascular imaging is a valuable tool for diagnosing iatrogenic femoral arteriovenous fistulae.
    • This imaging modality can potentially reduce the need for more invasive diagnostic procedures like arteriography.
    • Early and accurate diagnosis facilitates timely surgical intervention and improves patient outcomes.

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