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Rhinitis (Runny Nose) Learning Center
Causes could include:
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Histamine Release
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Colds can be caused by as many as 200 different viruses. The viruses are transmitted by sneezing and coughing, by contact with soiled tissues or handkerchiefs, or by close contact with an infected person. Colds are easily spread in schools, office...
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Viral rhinitis is diagnosed based on symptoms. Symptoms that last longer than a week may require further testing to rule out a secondary bacterial infection, or an allergy. Allergies can be evaluated by blood tests, skin testing for specific subst...
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The onset of a cold is usually sudden. The virus causes the lining of the nose to become inflamed and produce large quantities of thin, watery mucus. Children sometimes develop a fever with a cold. The inflammation spreads from the nasal passages ...
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