Objective To analysis the common allergens of 296 oases of allergic disease with skin prick test (SPT) in Tianjin. Methods 296 cases of allergic disease were included in this study, and they were all tested with 38 kinds of common allergen. Results Among the 296 tested cases, 125 cases were positive, the total positive rate was 42.23%. The positive rate of flour mite (17.91%) and house dust mite (15.20%) were the highest,and the next were cockroach (9.12%), mugwort (8.78 %) and ruderal (6.08%) respectively. In all the allergic diseases, the positive rate of Urticaria(44.83%), eczema(42.64%) and atopic dermatitis (40%) were the highest. Conclusion Our study shows that flour mite and house dust mite are the most common allergens in Tianjin, and the next is cockroach, mugwort and ruderal. SPT is the most important method for allergic diseases.%目的 分析天津地区296例过敏性疾病患者的常见变应原.方法 采用皮肤点刺试验检测天津地区296例过敏性疾病患者的常见过敏原并对其结果进行分析.结果 296例患者中阳性患者125例,总阳性率为42.23％；其中粉尘螨、屋尘螨阳性率最高,分别为17.91％和15.20％,其次是蟑螂、艾蒿、干草尘埃,分别占9.12％、8.78％和6.08％.荨麻疹、湿疹和特应性皮炎患者的阳性率最高,分别为44.83％、42.64％和40.0％.结论 粉尘螨和屋尘螨是天津地区过敏性疾病患者的常见致敏原,其次是蟑螂、艾蒿、干草尘埃,点刺试验是检测过敏原的重要手段.
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