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Case of the Day
Vertebrovenous fistula
Contributed by Shailendra Singh Naik
Vertebrovenous fistulas (VVFs) are rare conditions involving abnormal arteriovenous communication between a vertebral artery and the paravertebral venous plexus. Although the definition is narrow, there are feeding branches that can be observed from internal and external carotid arteries, as well as the 1st and 2nd branches of subclavian arteries.
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