may also occur due to post-nasal drip. Mucus can build up and cause the growth of bacteria as it drains down your throat.

Major symptoms are nasal congestion or blockage, loss of smell, rhinorrhea, post-nasal drip, and facial pain or pressure. CRS is associated with lower airway disease such asthma, chronic ...

Larger polyps can lead to breathing problems, a loss of taste or smell, and infections. Symptoms include a post-nasal drip, stuffiness, sinus pressure, facial pain, and frequent nosebleeds.