Most people describe blocked and painful sinuses as a blocked nose. While doctors call it acute or chronic sinusitis. What are Sinuses? The sinuses are air filled spaces inside the skull that are lined with moist tissue. There’s four pairs: Frontal Sinus Maxillary Sinus Ethmoidal Sinus Sphenoidal Sinus What is Sinusitis? When there’s inflammation of the sinuses, this is called sinusitis. (-itis) meaning inflammation. This is usually due to viral, bacterial, fungal infection or allergic reactions. There are 4 types: Acute (resolves in 30 days) Sub-acute (30-90 days) Re-current (10 days between end and start of new episode) Chronic (90 days or more) Firstly, a blocked or
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