An inflammation of the mucous membrane lining of the nose, usually associated with a nasal discharge; it may be caused by a viral infection, as in the common cold; or by allergic reaction, as in hay fever; also called coryza.
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eMedicine Health - Hay Fever
Consumer health resource center providing information on the causes, symptoms, and treatment.
eMedicine: Allergic Rhinitis (Hayfever)
Dr. Javed Sheikh reports on pathophysiology of seasonal and perennial allergic rhinitis or hayfever. Review common allergy symptoms, allergens, trigger factors, and drug treatments.
HON Allergy Glossary - Rhinitis
Information about allergic rhinitis from HON, a Swiss non-profit foundation.
Medicine Net.com: Chronic Rhinitis
Resource applicable to both patients and physicians covering chronic rhinitis and related conditions, with related links.
Easy to understand information on hayfever, a common condition caused by an allergy to pollen. Information on symptoms, treatment and prevention.
National Jewish Medical and Research Center: Bronchiectasis
Factsheet on this condition of the airways in the lungs including the causes, symptoms, diagnosis, associated conditions and treatment.
NHS Choices: Allergic Rhinitis
Factsheet including causes, symptoms, diagnosis and treatment, with links to other useful resources.
NHS Choices: Non-Allergic Rhinitis
Factsheet including the different types of this condition, the causes, symptoms, diagnosis and treatment.
Information about rhinitis from the Center for Chronic Nasal and Sinus Dysfunction.
Details of allergic and non-allergic rhinitis from AAAI Patient/Public Resource Center.
University of Oregon Health Center
Information about allergic rhinitis including the causes and different treatment options.
Questions and Answers on causes, symptoms and treatment for hay fever or allergic rhinitis.
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