Initial CT scan of a 65-year-old female. She was referred for implant rehabilitation at site 15. CT scan revealed pan sinus opaticies associated with chronic nasal congestion and severe disabling hyposmia. (a) Coronal section: opacities of the right frontal (*) and maxillary (x) sinuses, and partially on the left side. Obstruction of the right middle meatus (arrow); (b) Axial section : opacities of the sphenoidal (#) and ethmoidal (+) sinuses.