B. Arterial feeders (e.g. thoracic, intercostal, or cervical branch from subclavian or vertebral artery)
1) thromboembolic disease!
2) complications of abdominal surgery (esp. sympathectomy)
3) dural AV fistulas (between radicular arteries and veins outside dura mater) – cause venous
hypertension → characteristic dilated veins that course on spinal cord surface.
Viktor’s Notes℠ for the Neurosurgery Resident
Please visit website at www.NeurosurgeryResident.net
Updated: April 17, 2010
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