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ID 68363
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FullText URL
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Author
Minakawa, Shun Department of Ophthalmology, Japanese Red Cross Society Himeji Hospital
Hirano, Masayuki Department of Ophthalmology, Japanese Red Cross Society Himeji Hospital
Takahashi, Kazuya Department of Neurosurgery, Japanese Red Cross Society Himeji Hospital
Imamura, Yuta Department of Ophthalmology, Japanese Red Cross Society Himeji Hospital
Watanabe, Takashi Department of Ophthalmology, Japanese Red Cross Society Himeji Hospital
Abstract
Intraorbital arteriovenous fistulas (IOAVFs) are rare vascular abnormalities. We describe a case of an IOAVF featuring a direct shunt between the accessory meningeal artery and the superior ophthalmic artery. A 55-year-old woman presented with a 1-month history of visual impairment in her right eye, and magnetic resonance imaging (MRI) revealed optic neuritis-like findings. Steroid pulse therapy temporarily resolved visual impairment. However, 1 month later, she experienced decreased visual acuity, ocular conjunctival hyperemia, edema, and a pulsatile murmur. Contrast-enhanced MRI and digital subtraction angiography revealed compression optic neuropathy due to an IOAVF. Following successful treatment with transarterial embolization, her symptoms disappeared.
Keywords
intraorbital arteriovenous fistula
compressive optic neuropathy
accessory meningeal artery
superior ophthalmic vein
Amo Type
Case Report
Publication Title
Acta Medica Okayama
Published Date
2025-02
Volume
volume79
Issue
issue1
Publisher
Okayama University Medical School
Start Page
59
End Page
64
ISSN
0386-300X
NCID
AA00508441
Content Type
Journal Article
language
English
Copyright Holders
Copyright Ⓒ 2025 by Okayama University Medical School
File Version
publisher
Refereed
True
PubMed ID
Web of Science KeyUT