Microsurgical Resection of an Intracranial Dural Arteriovenous Fistula

1. Introduction

2. Craniotomy and Approach

1. Preparation
2. Incision
3. Use Navigation to Adjust Approach
4. Drill Burr Hole
5. Use Craniotome and Remove Bone Flap
6. Open Dura

3. Coagulate and Cut Fistula

1. Widen Exposure
2. Identify Fistula
3. Use ICG Angiography and Dissect Bridging Veins
4. Cauterize and Dissect Fistulized Veins

4. Closing of Operative Field

1. Close Dura
2. Refix Bone Flap
3. Wound Closure

5. Post-op Remarks