1183例皮肤点刺试验阳性结果分析

The survey of the delayed reaction of skin prick-positive test in 1183 cases

目的 调查皮肤点刺试验阳性患者迟发反应情况.方法 对2011年全年初诊患者皮肤点刺阳性者随访调查.结果 2011年全年初诊患者行皮肤点刺试验3321例,皮肤点刺试验阳性1183例,发生迟发反应22例,占1.8%;1小时内出现4例,螨和蟑螂为主;4～6小时7例,分别为真菌、艾草、豚草、牧草和蟑螂;16小时1例,为狗毛,24小时10例,为艾草、豚草、蟑螂为主.发生迟发反应的过敏原累计32种,其中蟑螂最多（10%）,其次真菌（4.9%）,树木最低（0）.结论 除蟑螂和真菌过敏者出现迟发反应较高外,皮肤点刺试验患者总体出现迟发反应率较低,该项检查安全性较好.

Objective To investigate-the delayed reactions of patients with positive skin prick test. Method Newly diagnosed patients with positive skin prick test follow-up investigation in 2011. Result there were 3321 first visits in 2011, patients with skin prick-positive test were 1183 22 cases occurred delayed reactions, accounting for 1.8% ;4 cases occurred in 1 hour, for mites and cockroaches mainly; 7 cases occurred between d -6th hour and for mold, mugwort,ragweed,pasture and cockroaches mainly;1 case occurred in 16th hour for dog hair. 10 cases occurred in 24th hour and for wormwood,ragweed,cockroaches mainly. Occurrence of allergen delayed reaction accumulative to- tal 32, most cockroaches （10%）, secondly mold （4.9%） , the lowest（0）trees. Conclusion The rate of delayed re- action of positive skin prick test is low, the way of the skin prick test is safe.