Health encyclopaedia - Alphabetical Topic List

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Sinusitis

Sinusitis occurs when the paranasal sinuses (the small, air filled cavities in the facial bones) become inflamed or swollen due to an infection.

Sinusitis is a fairly common condition and can affect people of all ages often after a cold or the flu. Symptoms can include a high temperature, tenderness over the infected area and a mucus discharge from the nose.

Depending on the severity of the infection, often little or no treatment is needed and 70% of sufferers will feel better within a week.