For some people, the classic symptoms of a sinus infection, including nasal congestion and discharge, are also accompanied by ...

Post-nasal drip occurs when excess mucus accumulates in the back of the throat or nose, primarily due to allergies, ...

A new study reveals that individuals with allergic rhinitis and asthma have distinct nasal fungal profiles, hinting at ...

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A sputum culture was collected, preferably by expectoration. Pharyngeal aspirate was obtained in uncooperative children after an overnight fast using a disposable catheter connected to a mucus ...