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.

DEAR MAYO CLINIC: My nose always feels stuffed up, and I have a hard time breathing through my nose. It is especially bad at night when I lie down. I thought it was because of allergies, but ...

DEAR MAYO CLINIC: My nose always feels stuffed up, and I have a hard time breathing through my nose. It is especially bad at night when I lie down. I thought it was because of allergies, but ...

Intranasal epinephrine was developed to provide needle-free, on-demand rescue therapy for CSU flares, addressing limitations of systemic options such as glucocorticoids and their adverse-effect burden ...

Facial pressure, postnasal drip, and congestion are common signs of sinus inflammation, also known as sinusitis. When symptoms persist for up to 12 weeks, sinusitis shifts from being acute to what’s ...

Nasal lymphoma is a rare, hereditary condition. Certain workplace environments may increase your risk. Surgery or radiation therapy may help you treat or even cure this type of cancer. According to ...

Frontal sinusitis refers to inflammation of the sinuses located just above the eyes and on the forehead. A common cause of the condition is infection, but other causes include allergies and nasal ...