Retrobulbar neuritis due to cyst of sphenoid sinus.
D003560:Cysts / Q000150:complications*; D004194:Disease; D005123:Eye; D006801:Humans; D009443:Neuritis; D009900:Optic Nerve; D009901:Optic Nerve Diseases; D009902:Optic Neuritis; D013101:Sphenoid Sinus
CYSTS/complications; NERVES, OPTIC/diseases; NEURITIS; SPHENOID SINUS/cysts