[Investigation of skin prick test on patients with allergic rhinitis in Urumqi area].

OBJECTIVE: To investigate the geographic distribution of air-borne allergens which caused allergic rhinitis in Urumqi, and offer guide for prevention and treatment of the patients with allergic rhinitis. METHOD: Skin prick tests were performed on 350 patients with allergic rhinitis by assay of Novo-helisen depot (NHD) fluid. RESULT: The total positive rate of inhaled allergens among 350 patients was 78.86%. The most frequent of allergen was chenopodium 78.86% (255 cases). The other frequent allergens were ragweed 36.86% (128 cases), artemisir 28% (98 cases), timothy 27.14% (95 cases), elm 5.71% (90 cases), willow 25.14% (88 cases), poplar 18.86% (66 cases), cockroach 18.86% (66 cases), dust-mite 14.86% (62 cases), flour mite 14.86% (52 cases), alternaria spp 2.86% (10 cases). Allergen were multiple in most AR patients. There was not statistically significant difference between the sexes. There was statistically significant difference between the tribes. CONCLUSION: Chenopodium, ragweed and artemisir were the main allergens in patients with allergic rhinitis in Urumqi.