Symptoms and Signs of Sinus Infection (Sinusitis): Symptoms and Treatment

Medical Author:
Medically Reviewed on 2/26/2021

Doctor's Notes on Sinus Infection (Sinusitis): Symptoms and Treatment

A sinus infection is an infection of the sinus infection is inflammation of the hollow air cavities (sinuses) within skull that are connected to the nasal passages. A sinus infection may be acute (coming on suddenly) or may be chronic, meaning it persists over the long term. Viruses that cause common colds may also cause inflamed sinuses, and bacterial infections are also causes of sinusitis. Rarely, fungal infections may cause the condition.

Symptoms and signs of a sinus infection include a headache that may worsen when bending down, feelings of pressure or pain in the sinuses, and swelling or tenderness of the face. Other associated symptoms can include fever, chills, nasal congestion, cloudy nasal discharge, cough, sore throat, and eye or tooth pain.

Must Read Articles:


Kasper, D.L., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Education, 2015.