maxillary sinuses


Case of the Week: Mucous Retention Pseudocyst

This week I have a case of a mucous retention pseudocyst on a pantomograph. Mucous retention pseudocysts are incidental findings that do not require treatment. They are most commonly found in the maxillary sinuses followed by the sphenoid sinuses. Note the rounded radiopaque dome in the right maxillary sinus. If […]


Case of the week: Third Molar in Maxillary Sinus 2

This weeks case topic is an interesting finding of a maxillary third molar developing in the maxillary sinus adjacent to a supernumerary tooth on a CBCT scan.  Interpretation: This case shows a mixed radiolucent/radiopaque entity in the right maxillary sinus.  The radiopacity is that of tooth structure.  The appearance is […]


Anatomy on Radiographs: Occlusal Radiographs

This is the last post I have planned for anatomy and it will be on occlusal radiographs. Mandible Short and sweet here with only one anatomical landmark readily visible. The genial tubercles (yellow arrow) appear as a small radiopaque mass(es) extending off the lingual aspect of the mandible. Maxilla The nasal […]