PURPOSE: To investigate aerob-anaerob microorganisms growth in maxillary and ethmoid sinuses by evaluating aspiration materials from patients with chronic sinusitis. PATIENTS AND METHODS ...

The maxillary sinus ostia is bounded from below by uncinate process (U) and above by the lower bony portion of ethmoid sinuses (E). A narrowing in this critical area can cause sinusitis.

The four paranasal sinuses (maxillary, frontal, ethmoid and sphenoid) develop as outpouchings of the nasal mucosa. They remain connected to the nasal cavity via narrow ostia with a lumen diameter ...

No one's thrilled to get sick, but there's something extra cruddy about a sinus infection. The pain, the pressure, the ...

These polyps are growths found in the sinus areas, including the maxillary, ethmoid, frontal, and sphenoid sinuses, although not all patients will have polyps in every sinus. According to Dr ...