Fluctuating hemiparesis in a young man.
D000328:Adult; D005005:Ethmoid Sinus; D006429:Hemiplegia / Q000209:etiology*; D006801:Humans; D008297:Male; D010016:Osteoma / Q000150:complications* / Q000601:surgery; D012888:Skull Neoplasms / Q000150:complications* / Q000601:surgery