Left frontal headache with blurred vision.
D000328:Adult; D005005:Ethmoid Sinus / Q000473:pathology*; D006261:Headache / Q000209:etiology*; D006801:Humans; D008297:Male; D009078:Mucocele / Q000473:pathology*; D011859:Radiography; D014785:Vision, Ocular