Other medical problems and other types of rhinitis may cause symptoms like those of allergic rhinitis. Your doctor will usually be able to tell the difference between allergic rhinitis and these other problems by examining you and asking questions about your symptoms.
Medical problems include:
Like allergic rhinitis, nonallergic rhinitis also causes inflammation of the nasal passages and the same symptoms. But allergens do not cause nonallergic rhinitis, and your immune system does not react. Immune tests typically are negative. As with allergic rhinitis, nonallergic rhinitis can occur at certain times of the year or year-round.
Forms of nonallergic rhinitis may include:
|Primary Medical Reviewer||E. Gregory Thompson, MD - Internal Medicine|
|Specialist Medical Reviewer||Rohit K Katial, MD - Allergy and Immunology|
|Last Revised||June 30, 2011|
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