Computerized tomography. A significant number of patients with chronic sinusitis, especially involving ethmoid or sphenoid cells, can not be adequately diagnosed by plain films. CT scans done ...

Pterygoid plate and maxillary sinus invasion can be assessed by either axial or coronal imaging. Tumor in the posterior ethmoid, ethmoid bulla and sphenoethmoid recess spreading to the sphenoid ...

These polyps are growths found in the sinus areas, including the maxillary, ethmoid, frontal, and sphenoid sinuses, although ...