Last Updated: 2013-07-18
Majority of cases in adults and children are of viral etiology.
Duration of symptoms more than 10 days often indicates bacterial cause.
Imaging is not required for diagnosis unless complications are suspected.
Condition is usually self-limited; however, symptomatic therapy is recommended.
Antibiotics are only recommended in select patient groups (e.g., immunocompromised or with severe disease).
Nasal endoscopy of the left nasal cavity showing a small polyp and pus in the middle meatus
From the collection of Joseph K. Han
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