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Updated: Jun 27, 2026

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
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Published on: October 20, 2017

Revascularization for complex intracranial aneurysms.

Daniel L Surdell1, Ziad A Hage, Christopher S Eddleman

  • 1Department of Neurological Surgery, Northwestern University Feinberg School of Medicine, Chicago, Illinois 60611, USA.

Neurosurgical Focus
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Cerebral revascularization bypass techniques are crucial for complex intracranial aneurysms when standard methods fail. These advanced strategies, including graft options and balloon test occlusion, prevent ischemic complications and improve patient outcomes.

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Last Updated: Jun 27, 2026

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Published on: August 11, 2015

Area of Science:

  • Neurosurgery
  • Vascular Surgery
  • Interventional Neurology

Background:

  • Modern management of intracranial aneurysms employs both constructive and deconstructive strategies.
  • Microsurgical and endovascular techniques are primary treatment modalities.
  • Revascularization is increasingly vital for complex cases, especially when endovascular therapies are insufficient.

Observation:

  • Challenging aneurysms (large, dissecting, or with poor collateralization) necessitate advanced techniques.
  • Revascularization is essential for temporary arterial occlusion tolerance during clipping or for proximal occlusion.
  • Balloon test occlusion is a key decision-making tool for assessing cerebral blood flow adequacy.

Findings:

  • Bypass techniques have advanced significantly due to neuroanesthesia, technology, and practitioner experience.
  • Cerebral revascularization prevents ischemic complications in patients with complex aneurysms.
  • Decision-making for bypass surgery involves evaluating graft options, balloon test occlusion results, and specific aneurysm characteristics.

Implications:

  • Bypass surgery offers a viable solution for complex intracranial aneurysms previously deemed untreatable.
  • Advances in bypass techniques expand treatment options and improve safety profiles.
  • This review provides critical insights into decision-making for bypass surgery in complex aneurysm management.