婴幼儿喘息病因及表型

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喘息是婴幼儿时期呼吸系统常见的临床症状,它有不同的病因、病理生理变化和转归,是一种异质性综合征。虽然表型分类尚未达成共识,但它有助于阐明喘息发病机制、指导治疗和判断预后。本文对婴幼儿喘息的病因及表型的研究做一综述。
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