title: [Developmental defects of frontal sinuses simulating a tumor of the frontal region].
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005624:Frontal Bone; D005626:Frontal Sinus / Q000002:abnormalities*; D006801:Humans; D008297:Male; D012888:Skull Neoplasms / Q000175:diagnosis*
vernacular_title: Zmiany rozwojowe zatok czołowych imitujace guz okolicy czołowej.