It can also be triggered by food, medications, and changes in hormones. Anything that irritates the inside of the nose can cause a runny nose Infections — such as colds, flu or sinusitis — and allergies often cause runny and stuffy noses. Although the two conditions can mimic each other, a runny nose usually affects both nostrils, while a csf leak usually affects one A cfs leak may also cause spinning sensations, double vision, and a loss of hearing or smell. If you have a nose leaking clear fluid, it is most probably an allergy, infection, or in extremely rare circumstances, a csf leak
Know the symptoms to tell the difference. A leaky nose can result from several factors including allergies, infections, and environmental irritants Allergies often trigger an immune response, while infections like colds lead to increased mucus production. Causes of a runny nose may be related to irritants in your environment or certain products you use Sensitivity to common allergens like pollen or pet dander can cause chronic runny nose as well as itchy eyes and throat.
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