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. 2024 Dec 24;4:1498968. doi: 10.3389/fopht.2024.1498968

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Copyright © 2024 Eldaya, Yeh, Stunkel, Parsons and Van Stavern

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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80-year-old presenting with acute left eye vision loss (OS) with jaw claudication, headache, and weight loss. A fundoscopic exam demonstrated left optic disc edema. Subsequent biopsy confirmed GCA. (A) Coronal fat-saturated FLAIR demonstrates FLAIR hyperintensity along the bilateral intraorbital optic nerves sheath (arrows), suggestive of optic perineuritis. (B) The coronal fat-saturated post-contrast sequence demonstrates enhancement of the bilateral intraorbital optic nerve sheath suggestive of perineuritis (arrows).