The maxillary sinus, a pyramidal cavity within the maxilla, is a region of profound clinical importance owing to its complex anatomy and intimate association with dental structures. Variations in ...

The function of the paranasal sinuses is not clear, but theories include humidification and warming of inspired air, lightening of the skull, improvement of vocal resonance, absorption of shock to the ...

The size and shape of the frontal sinus can vary from person to person. These spaces fill up with mucus, which then drain into the nose. The draining process can be hindered by blockages. If mucus ...