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Bilateral compressive optic neuropathy secondary to sphenoid sinus mucocele mimicking bilateral retrobulbar neuritis

Year: 2021
Type: article
Study design: Case Report
Abstract: Sphenoid sinus mucoceles (SSMs) can rarely cause acute bilateral vision loss. We, hereby, report such a rare case of SSM in a 20-year-old female who presented with sudden onset bilateral diminution of vision. The best-corrected visual acuity was 20/400 in the right eye (RE) and hand movements in the left eye (LE). Both eyes had sluggish pupillary reactions. Both eyes had normal fundus. Initial treatment was started with a provisional diagnosis of bilateral retrobulbar neuritis, but imaging revealed a large SSM compressing bilateral optic nerves. The patient underwent urgent surgical decompression. Vision in RE improved to 20/20 and LE to 20/400. A high index of clinical suspicion for compressive lesions is needed in all cases of atypical optic neuritis.
Language: English
Field: Medicine
Open Access status: hybrid
OpenAlex ID: W4285020902
FWCI: 0.265
Cites: 9
Cited by: 4
Related to: 10