Nonallergic rhinitis: common problem, chronic symptoms.

Schroer, Brian; Pien, Lily C · Cleve Clin J Med · 2012

review · Level V

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Abstract

Nonallergic rhinitis can significantly affect a patient's quality of life. It is difficult to distinguish from allergic rhinitis, but it has different triggers, and its response to treatment can vary. We review its differential diagnosis, causes, and treatment.

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