Pediatric asthmatic bronchitis is a bronchial infection in infants and young children with a complex pathogenesis that may be related to inflammatory cytokines and inflammatory mediators, such as neutrophils, lymphocytes, airway epithelial cells, interleukin-8 (IL-8), IL-10, and transforming growth β factor-beta (TGF-β). This evidence concerns the gene CXCL8 and bronchitis.