What is Acute Sinusitis?

Acute sinusitis is defined as an inflammation of the nose and paranasal sinuses. Characterized by the sudden onset of two or more symptoms, one of which must be nasal blockage / congestion or runny nose (anterior / posterior runny nose, i.e. mucus in the throat), facial pain / pressure, and reduction or loss of smell.

Symptoms prevail for less than 12 weeks