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Renal artery dissections

B L Gewertz, J C Stanley, W J Fry

    Archives of Surgery (Chicago, Ill. : 1960)
    |April 1, 1977
    PubMed
    Summary
    This summary is machine-generated.

    Renal artery dissections can stem from trauma, catheter injury, or spontaneous causes. Early arteriography is crucial for diagnosing and surgically treating these potentially serious vascular conditions.

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    Area of Science:

    • Vascular Surgery
    • Nephrology
    • Diagnostic Imaging

    Background:

    • Renal artery dissections present diverse etiologies including blunt abdominal trauma, catheter injury, and spontaneous events.
    • Patient demographics ranged from 3 to 75 years, highlighting a wide age spectrum for this condition.

    Purpose of the Study:

    • To categorize renal artery dissections based on pathogenesis.
    • To evaluate diagnostic modalities and establish criteria for surgical intervention.

    Main Methods:

    • Retrospective review of 15 patients with renal artery dissections.
    • Categorization by cause: blunt trauma (7), catheter injury (4), spontaneous (4).
    • Assessment of diagnostic utility of intravenous pyelography versus arteriography.

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    Main Results:

    • Traumatic dissections often presented with hypertension, hematuria, and pain.
    • Catheter-induced dissections were frequently asymptomatic, with some developing hypertension.
    • Spontaneous dissections were linked to preexistent arterial disease, often asymptomatic.
    • Intravenous pyelography showed limited diagnostic value; arteriography was essential for diagnosis and treatment planning.

    Conclusions:

    • Renal artery dissections require prompt diagnosis, with arteriography being the key imaging modality.
    • Surgical intervention is indicated for hemodynamically significant occlusions, renovascular hypertension, or renal function decline.
    • Understanding the pathogenesis aids in clinical management and surgical decision-making.