title: Diagnosis of fluid in the maxillary sinus.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000388:Air; D001826:Body Fluids; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008439:Maxillary Diseases / Q000000981:diagnostic imaging; D008443:Maxillary Sinus / Q000000981:diagnostic imaging*; D008875:Middle Aged; D009092:Mucous Membrane / Q000000981:diagnostic imaging* / Q000473:pathology; D011859:Radiography; D007507:Therapeutic Irrigation