title: Unusual calcified mass of the maxillary sinus. Report of a case.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008443:Maxillary Sinus / Q000473:pathology*; D008875:Middle Aged; D009957:Oroantral Fistula / Q000473:pathology; D010016:Osteoma / Q000175:diagnosis / Q000473:pathology*; D010019:Osteomyelitis / Q000175:diagnosis; D010255:Paranasal Sinus Neoplasms / Q000473:pathology*