title: Apical periodontitis of maxillary premolar with resultant inflammation of the sinus mucosa.
authors.affiliation: University Dental Clinic, Department of Radiology, Hugstetter Strasse 55, 79106 Freiburg, Germany.
authors.forename: Jürgen
authors.initials: J
authors.lastname: Düker
mesh_terms: D000328:Adult; D001641:Bicuspid; D006801:Humans; D008297:Male; D008437:Maxilla; D015523:Maxillary Sinusitis / Q000000981:diagnostic imaging* / Q000209:etiology; D010485:Periapical Periodontitis / Q000150:complications / Q000000981:diagnostic imaging*; D011859:Radiography