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 ...

Ethmoid sinusitis is the inflammation of a specific group of sinuses — the ethmoid sinuses — which sit between the nose and eyes. The ethmoid sinuses are hollow spaces in the bones around the nose.

Ethmoid sinus cancer is a rare form of cancer that originates in the sinuses, behind the upper nose and between the eyes. Treatment might include surgery, chemotherapy, or radiation therapy. Although ...

Sinusitis occurs as a result of obstruction of the osteomeatal unit, which is located in the vicinity of the maxillary sinus ostium (Fig. 1). Because of obstruction, mucus accumulates inside the sinus ...

The sinuses are four hollow spaces on both sides of your face and head. They're connected by narrow channels that allow air and fluids to flow between your nose and throat. If you have inflammation in ...

You may be reading this because you or someone you care about has nasal cavity or sinus cancer. Learning more can help you get ready to talk with your healthcare provider and understand the next steps ...

The paranasal sinuses are air cavities in the bones of the face behind the nose. This part of the body is complex and has many important nerves and blood vessels. So, planning and doing the surgery is ...