小儿变态反应疾病近年来持续普遍性增加,在许多国家似流行病,近20年增加3～4倍,小儿变态反应疾病发病率约为25%,许多学者判断这类疾病还在继续增加,现将近年俄文及国内资料综述如下。发病机制近代观点一、特异反应与变态反应疾病在变态反应疾病中特异反应性疾病占优势,特异反应 The prevalence of allergic diseases in children has continued to increase in recent years. In many countries, the incidence of epidemics has increased by 3 to 4 times over the past 20 years. The incidence of allergic diseases in children has been about 25%. Many scholars have judged that such diseases continue to increase. In recent years, Russian and domestic information summarized as follows. Modern point of view pathogenesis First, the specific reaction and allergic diseases In allergic diseases, atopic diseases predominate, specific reactions