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Updated: Aug 29, 2026

Synergizing Antegrade Endoscopic with Bridging Vein Harvesting for Improvement of Great Saphenous Vein Graft Quality from the Lower Leg
00:09

Synergizing Antegrade Endoscopic with Bridging Vein Harvesting for Improvement of Great Saphenous Vein Graft Quality from the Lower Leg

Published on: November 19, 2019

Coronary angioplasty through an old saphenous vein graft: is it a safe procedure?

J R Büchler, S L Braga, J E Sousa

    International Journal of Cardiology
    |August 1, 1987
    PubMed

    Insights

    A patient undergoing angioplasty via a vein graft experienced acute thrombosis, leading to reduced blood flow and death. This highlights a critical risk following coronary artery bypass graft interventions.

    Area of Science:

    • Cardiovascular Surgery
    • Interventional Cardiology
    • Vascular Biology

    Background:

    • Coronary artery bypass grafting (CABG) is a common procedure for myocardial revascularization.
    • Saphenous vein grafts (SVGs) are frequently used conduits in CABG surgery.
    • Percutaneous coronary intervention (PCI) is often employed to address graft stenosis.

    Observation:

    • A 60-year-old male patient with a history of CABG underwent PCI on a marginal branch of the left circumflex artery via an SVG.
    • Despite successful dilation of the atherosclerotic lesion within the SVG, acute thrombosis developed post-procedure.
    • Severe reduction in graft blood flow was noted immediately after the angioplasty procedure.

    Findings:

    • Acute thrombosis of a saphenous vein graft occurred despite successful percutaneous coronary intervention of the target lesion.
    • The thrombotic event led to a critical reduction in coronary blood flow.
    • The patient experienced a fatal outcome within one hour of the procedure.

    Implications:

    • This case underscores the potential for acute graft thrombosis as a devastating complication after PCI in SVG conduits.
    • It highlights the need for vigilant monitoring and potentially novel strategies to prevent early graft failure post-intervention.
    • Understanding the mechanisms of SVG thrombosis is crucial for improving long-term outcomes in patients with coronary artery disease.

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