title: An unusual cause of unilateral nasal obstruction: ameloblastoma.
mesh_terms: D000564:Ameloblastoma / Q000150:complications* / Q000473:pathology / Q000601:surgery; D004844:Epistaxis / Q000209:etiology; D004848:Epithelium / Q000473:pathology; D006801:Humans; D008297:Male; D008441:Maxillary Neoplasms / Q000150:complications* / Q000473:pathology / Q000601:surgery; D008679:Metaplasia; D008875:Middle Aged; D009668:Nose Diseases / Q000209:etiology* / Q000473:pathology