哮喘占所有儿童急慢性疾病发病率5％～Ic％，且哮喘的发病率呈逐年增加趋势。哮喘是一种呈明显家庭聚集倾向的多基因遗传性疾病，遗传度为SO％，它又明显地受环境因素的影响，如大气污染、吸入花粉、尘螨、真菌、食人鱼虾以及病原体感染。我们对尘螨皮试与小儿哮喘关系进行了观 Asthma accounted for all children with acute and chronic disease incidence of 5% ~ Ic%, and the incidence of asthma increased year by year trend. Asthma is a polygenic hereditary disease that shows a clear tendency toward familial aggregation with a heritability of SO% that is clearly affected by environmental factors such as air pollution, inhalation of pollen, dust mites, fungi, piranha shrimp and pathogen infections . We looked at the relationship between dust mite skin tests and pediatric asthma