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High-Flow Carotid Cavernous Fistula and the Use of a Microvascular Plug System: Initial Experience
Journal article   Open access   Peer reviewed

High-Flow Carotid Cavernous Fistula and the Use of a Microvascular Plug System: Initial Experience

Yamin Shwe, Srinivasan Paramasivam, Santiago Ortega-Gutierrez, David Altschul, Alejandro Berenstein and Johanna T Fifi
Interventional neurology, Vol.3(2), pp.78-84
03/2015
DOI: 10.1159/000369477
PMCID: PMC4439797
PMID: 26019711
url
https://doi.org/10.1159/000369477View
Published (Version of record) Open Access

Abstract

Purpose: We report our initial experience using a detachable microvascular plug system to occlude the internal carotid artery during endovascular treatment of high-flow carotid cavernous fistula. Case and Technique: An 87-year-old patient was admitted for acute-onset double vision with associated right-eye ptosis. Exam revealed a pupil-sparing, partial right third cranial nerve palsy. MRI showed a carotid cavernous fistula with high-flow drainage. Digital subtraction angiography showed a high-flow, right-sided, direct carotid cavernous fistula with flow from the proximal right internal carotid artery. The ophthalmic artery, posterior communicating artery and anterior communicating arteries supplied retrograde flow to the fistula through the internal carotid artery. Obliteration of the fistula was achieved through coil embolization in combination with proximal and distal microvascular plugs (Reverse Medical, Irvine, Calif., USA). Conclusion: The microvascular plug is a new addition to current endovascular embolization devices for the treatment of high-flow, direct carotid cavernous fistulas. This technique offers easy navigability through tortuous arteries, precise localization and immediate occlusion, which may allow shorter procedure and fluoroscopy times and increased cost-effectiveness. Larger case series are needed to support our observation.
Original Paper Microvascular plug High flow Carotid cavernous fistula

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