Prevalence of sensitization to allergens in 1 139 patients with allergic rhinitis in Zhengzhou area]

To investigate the main allergens in patients with allergic rhinitis in Zhengzhou district.Twenty standardization allergens were used to perform skin prick test in 1 139 patients with allergic rhinitis. The samples were divided into four groups according to the age of the patients. The distributions of different allergens in the four groups were analyzed.The top five inhaled allergens were dermatophagoides farina (920 cases, 80.8%), dermatophagoides pteronyssinus (870 cases, 76.4%), cat hair (517 cases, 45.4%), herbs (397 cases, 34.9%) and poaceae (353 cases, 31.0%); the top five ingestive ones were shrimp (143 cases, 12.6%), peanut (66 cases, 5.8%), egg (56 cases, 4.9%), carp (51 cases, 4.5%) and meat (48 cases, 4.2%). The distribution of allergens was different among the different age groups.Dust mites, cat hair, herbs and poaceae were the most common allergens in Zhengzhou district.