Chronic sinusitis

Chronic sinusitis is an inflammatory disease of the paranasal sinuses that lasts for 12 weeks or longer and is usually caused by prolonged inflammation, rather than a longstanding infection.Chronic sinusitis also known as chronic rhinosinusitis, this condition interferes with drainage and causes mucus buildup. Breathing through your nose might be difficult. The area around your eyes and face might feel swollen, and you might have facial pain or tenderness.