During the past five years, there has been a marked reduction in chronic rhinosinusitis (CRS) severity, according to a study ...

Q I saw my dentist for pain in an upper molar, but the X-ray was normal. My nose was also plugged up, and she said it might ...

The sinuses behind the nose can become inflamed for a variety of reasons. This MNT Knowledge Center article explains the symptoms of sinus infection, also known as sinusitis. Sinus infection is ...

The maxillary (cheek) and frontal (forehead) sinuses are often impacted by sinusitis. A sinus infection occurs when excess mucus blocks the sinuses.

Relatively minor swelling of the mucosa in the anterior ethmoid-middle meatal complex (osteomeatal complex) leads to frontal or maxillary sinus obstruction and secondary disease.

Sinus pain and headaches can be symptoms of the common cold, allergies, or sinusitis. Learn how to relieve sinus pressure and pain instantly, with methods including hot compresses and spicy foods.

The maxillary sinus is typically approached by a sublabial incision (Caldwell-Luc procedure), and the ethmoid by an incision on the side of the nose (external ethmoidectomy).

What is chronic rhinosinusitis with polyps? Learn about the difference between nasal polyps and sinusitis, and how to find the right treatment to ease symptoms.

Steam inhalation can help open the nasal passages and get relief from the symptoms of a cold or sinus infection. Learn about the benefits and risks.