title: [Anatomical variations of frontal sinus duct system. results of radioresistometric examinations (author's transl)].
abstract: With the aid of the authors x-ray examination of radioresistometry the multiple variations of sinus frontalis drainage ways are classified in accordance with the nomenclature of Prott. A simple connection between the frontal sinus and the nose has been found in only one third of cases, in all other cases the drainage ways are divided during the passage of the ethmoideal cell system.
mesh_terms: D004322:Drainage; D005626:Frontal Sinus / Q000033:anatomy & histology* / Q000000981:diagnostic imaging; D014644:Genetic Variation; D006801:Humans; D011859:Radiography
vernacular_title: Anatomische Varianten des Ausführungsgangsystems der Stirnhöhle Ergebnisse radioresistometrischer Untersuchungen.