Chronic rhinosinusitis with nasal polyps (CRwNP) combines sinus inflammation lasting 12 weeks or longer with benign nasal growths. It can cause congestion, nasal discharge, loss of smell, and facial ...
Nasal polyps are soft, painless growths in your sinuses or nasal passages. They are usually benign (noncancerous). Most nasal polyps form from chronic inflammation linked to allergies, asthma, ...
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