CT scan showing bilateral ethmoid and maxillary disease ... to accurately visualize disease within the maxillary or sphenoid sinus for definitive diagnosis of unusual radiographic findings.

Dr Nayan Shetty, ENT Specialist, Wockhardt Hospitals Mumbai Central, reveals, “Comprising of frontal, maxillary, ethmoid, and sphenoid sinuses, these cavities are lined with a mucous membrane and ...

Also note opacification of the maxillary and ethmoid sinuses. Cuts through the expected locations of the frontal and sphenoid sinuses revealed these sinuses absent. Absence or hypoplasia of the ...