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Extra-intracranial revascularization.

J S Lumley

    The British Journal of Surgery
    |May 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    Extra-intracranial revascularization effectively reduced transient ischemic attacks (TIAs) in patients with internal carotid artery occlusion. This microsurgical procedure shows promise for managing TIA symptoms in select patient groups.

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    Area of Science:

    • Neurosurgery
    • Vascular Surgery
    • Neurology

    Background:

    • Internal carotid artery occlusion poses a significant risk for cerebrovascular events.
    • Transient ischemic attacks (TIAs) and stroke are common sequelae of internal carotid artery occlusion.
    • Extra-intracranial revascularization is a potential surgical intervention for such conditions.

    Purpose of the Study:

    • To evaluate the efficacy of extra-intracranial revascularization in patients with internal carotid artery occlusion.
    • To assess the impact of the procedure on transient ischemic attacks (TIAs) and stroke progression.

    Main Methods:

    • Twenty-four extra-intracranial revascularization procedures were performed in 23 patients.
    • Microsurgical techniques included superficial temporal artery to middle cerebral artery cortical branch anastomosis (23 cases) and vein graft bypass (1 case).

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  • Patients presented with internal carotid artery occlusion, primarily experiencing TIAs or developing strokes.

    • Main Results:

    • Twenty-one of 23 patients experienced a reduction or abolition of TIAs post-procedure over 24 months.
    • Two patients with developing strokes showed no improvement.
    • Complications included one postoperative stroke with anastomosis occlusion and one stroke progression due to graft occlusion.

    Conclusions:

    • Extra-intracranial revascularization appears beneficial for patients with total internal carotid artery occlusion and persistent TIAs.
    • The procedure may help prevent further ischemic events in carefully selected individuals.
    • Careful patient selection and surgical technique are crucial for optimal outcomes.