Related Experiment Video

Updated: Aug 1, 2026

Murine Model of Central Venous Stenosis using Aortocaval Fistula with an Outflow Stenosis
06:17

Murine Model of Central Venous Stenosis using Aortocaval Fistula with an Outflow Stenosis

Published on: July 11, 2019

[Severe complications after caval vein catheterization (author's transl)]

E Keller, H Unseld

    Praktische Anasthesie, Wiederbelebung Und Intensivtherapie
    |October 1, 1979
    PubMed

    Insights

    Incorrectly placed central venous catheters in autopsy cases led to significant endocardial lesions and thrombosis. Malpositioning can cause severe complications, including fatal cardiac tamponade, highlighting the need for proper placement and fixation.

    Area of Science:

    • Cardiovascular Medicine
    • Medical Devices
    • Pathology

    Background:

    • Central venous catheterization is a common medical procedure.
    • Proper catheter tip placement is crucial for patient safety.
    • Complications associated with central venous catheters necessitate careful monitoring.

    Observation:

    • Autopsy of 13 cases revealed a high incidence of incorrect central venous catheter tip positioning.
    • Malpositioned catheters were frequently located in the right atrium.
    • Significant endocardial lesions and thrombosis were observed around misplaced catheter tips.

    Findings:

    • Incorrect catheter tip placement in the right atrium caused widespread endocardial damage.
    • Voluminous thrombosis formed around the misplaced catheter tips.
    • One case resulted in lethal cardiac tamponade due to catheter malpositioning.

    Implications:

    • Mechanical stress from catheter tips can damage the endothelium.
    • X-ray confirmation of catheter position is essential.
    • Secure fixation of the catheter at the skin entry site is critical to prevent migration and complications.

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