It is an inflammation in the nasal cavity and paranasal sinuses.
Multiple infectious (viruses, bacteria, fungi) and non-infectious (allergic, barotrauma, exposure to irritants) causes have been described.
Symptoms include nasal congestion and obstruction, fluid discharge from the nose, maxillary discomfort, facial pain and sinus pressure when leaning forward.
Diagnosis is clinical by questioning and physical examination.
Treatment is aimed at relieving symptoms with analgesics, antihistamines and nasal washes. It is advisable to ensure proper hydration, to inhale water vapor and to use a humidifier. If the sinusitis is of bacterial origin, antibiotics will be added to the treatment.
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