Mucocele of the sphenoid sinus with sudden blindness.
D000328:Adult; D001766:Blindness / Q000209:etiology*; D002339:Carotid Arteries / Q000000981:diagnostic imaging; D006261:Headache / Q000209:etiology; D006801:Humans; D008297:Male; D009078:Mucocele / Q000150:complications* / Q000601:surgery; D009886:Ophthalmoplegia / Q000150:complications; D013101:Sphenoid Sinus / Q000000981:diagnostic imaging / Q000601:surgery*; D014056:Tomography, X-Ray