Abstract:Sphenoid sinus carcinomas occur rarely compared with other sinonasal tumors. A case of sphenoid sinus squamous cell carcinoma presenting with acute, isolated optic neuropathy and visual loss is presented herein along with the related literature. A 37-year-old man with sudden decrease in visual acuity in his left eye of 15 days' duration was referred. He had received high-dose intravenous corticosteroid therapy with the provisional diagnosis of retrobulbar neuritis, and his visual acuity had temporarily impro… Show more
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