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Surgical treatment of aneurysms of the inferior left ventricular wall

D L Buehler, E B Stinson, P E Oyer

    The Journal of Thoracic and Cardiovascular Surgery
    |July 1, 1979
    PubMed

    Insights

    Surgical treatment for left ventricular aneurysms, often caused by myocardial infarction, shows that false aneurysms are common. An aggressive surgical approach is recommended due to their rupture risk.

    Area of Science:

    • Cardiology
    • Cardiac Surgery

    Background:

    • Inferior left ventricular aneurysms are rare but serious complications, often resulting from myocardial infarction.
    • These aneurysms can be true or false (pseudoaneurysms), with distinct pathological features and clinical implications.

    Purpose of the Study:

    • To present surgical experience with 10 patients suffering from inferior left ventricular aneurysms.
    • To evaluate the outcomes of surgical interventions, including combined procedures, for these specific cardiac conditions.

    Main Methods:

    • Retrospective review of 10 patients undergoing surgical treatment for inferior left ventricular aneurysms.
    • Analysis of aneurysm classification (true vs. false), etiology, associated cardiac procedures, and patient outcomes.

    Main Results:

    • Six of 10 aneurysms were false (pseudoaneurysms); four were true aneurysms, mostly post-myocardial infarction.
    • Combined procedures included mitral valve replacement (5 patients), coronary artery bypass grafting (4 patients), and septal defect closure (1 patient).
    • Nine patients survived, with functional improvement in all except one, indicating the efficacy of surgical intervention.

    Conclusions:

    • A significant proportion of inferior left ventricular aneurysms present as false aneurysms.
    • Due to a high propensity for rupture, an aggressive surgical strategy is strongly recommended for managing these lesions.

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