为什么呼吸道合胞病毒似乎引起哮喘？

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Key words: Bronchiolitis, asthma, respiratory syncytial virus

Multiple studies have demonstrated that being admitted to the hospital during infancy for respiratory syncytial virus (RSV)–induced bronchiolitis predicts an increased risk of asthma-like disease in later life.¹, ², ³ Although RSV is the most common virus in hospitalized children with bronchiolitis, rhinoviruses are by far the most frequently detected type of virus in patients with asthma exacerbations.⁴ The question remains of whether these are previously healthy infants in whom RSV causes the development of later asthma or whether these are simply infants with a predisposition to later asthma w