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Other causes can be allergy, cold, flu, and side effects from medications. However, some researchers argue that the flow of mucus down the back of the throat from the nasal cavity is a normal physiologic process that occurs in all healthy individuals. [ 1 ]
By definition, chronic sinusitis lasts longer than 12 weeks and can be caused by many different diseases that share chronic inflammation of the sinuses as a common symptom. It is subdivided into cases with and without polyps. When polyps are present, the condition is called chronic hyperplastic sinusitis; however, the causes are poorly ...
If the sinus passage remains blocked, there is a chance that sinusitis may result. [6] If the mucus backs up through the Eustachian tube , it may result in ear pain or an ear infection . Excess mucus accumulating in the throat or back of the nose may cause a post-nasal drip , resulting in a sore throat or coughing. [ 6 ]
Other causes can include acid reflux, asthma, allergies, or other chronic medical conditions, adds Richard Watkins, M.D., an infectious disease physician and professor of medicine at the Northeast ...
Unlike other allergies, researchers note that gustatory rhinitis is not associated with other symptoms including sneezing, congestion or sinus pain; mucus is simply produced which causes the nose ...
Sinusitis or sinus infection [7] Narrow or collapsing nasal valve [8] Pregnancy may cause women to suffer from nasal congestion due to the increased amount of blood flowing through the body. [7] Nasal polyps [7] Gastroesophageal reflux disease (theorized to cause chronic rhinosinusitis- the "airway reflux paradigm") [9]