RT Journal Article SR Electronic T1 Nonallergic rhinitis: Common problem, chronic symptoms JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 285 OP 293 DO 10.3949/ccjm.79a11099 VO 79 IS 4 A1 Brian Schroer A1 Lily C. Pien YR 2012 UL http://www.ccjm.org/content/79/4/285.abstract AB 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.