title: [Observation of chondroma of the ethmoidal labyrinth].
mesh_terms: D000328:Adult; D002812:Chondroma / Q000473:pathology*; D005004:Ethmoid Bone / Q000473:pathology*; D005626:Frontal Sinus / Q000473:pathology; D006801:Humans; D008297:Male; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*
vernacular_title: Nabliudenie khondromy reshetchatogo labirinta