Risk factors of recurrent wheezing after bronchiolitis / 国际儿科学杂志

ABSTRACT

Bronchiolitis is the main cause of wheezing episodes in infants under 2 years old.Most of them are caused by virus infection.Most of the children with bronchiolitis can recover after clinical treatment, but some of them may have recurrent wheezing or even asthma.There are many risk factors and complicated pathogenesis of recurrent wheezing after bronchiolitis.Risk factors mainly include susceptible gene, virus type infected in the first wheezing, atopy, exposure to school-age siblings, tobacco exposure, family history of asthma, increased specific IgE, high blood eosinophils count, etc.In this paper, the risk factors of recurrent wheezing after bronchiolitis are introduced as follows.