Background: Allergic rhinitis and vasomotor rhinitis are two common diseases that have similar symptoms and physical findings. This study was designed to assess the efficacy of electrophoretic analysis of nasal discharge for the differential diagnosis of allergic rhinitis and vasomotor rhinitis.
Methods: Two different groups of patients with allergic rhinitis (n = 18) and with vasomotor rhinitis (n = 18) diagnosed by current methods and 10 healthy subjects as a control group were included in this study.