If the sinus passage remains blocked, there is a chance that sinusitis may result.

If the tissue in your nose is swollen from allergies, a cold, or environmental triggers, it can block the sinus passages.

They are due to inflammation in the sinus passages that lie behind the cheeks, nose, and eyes.

A foreign object that is blocking a nasal or sinus passage.

You may have narrow sinus passages, or a deviated nasal septum.

Nasal polyps can also grow in sinus passages and block drainage.

His inner voice might as well have pleaded with his sinus passages for all the good it did.

A treatment involving a rinsing of the sinus passages with a saline solution made at home or bought over-the-counter.

Rinsing of sinus passages with a saline solution, either bought commercially or made at home by mixing salt and water.

Do your nasal and sinus passages become congested when you work in the garden, basement or garage?