Objective: To investigate the effect of recombinant interferon α-2β inhalation combined with oral vitamin D on serum platelet derived growth factor(PDGF) and human eosinophilic cationic protein(ECP), interleukin-4(IL-4), interferon-γ(IFN-γ), and urinary leukotriene E4(LTE4) levels in children with bronchiolitis. Methods: Sixty children with bronchiolitis admitted to the Department of Pediatrics, the First People's Hospital of Huainan from April 2017 to March 2018 were randomly divided into 2 groups:the observation group and control group, 30 cases in each group. The control group received routing treatment of bronchiolitis and oral administration of vitamin D. The observation group was treated with the recombinant human interferon α-2β injection by nebulization on the bases of the control group. The clinical efficacy, the serum PDGF, ECP, IL-4, IFN-γ and urinary LTE4 levels in pre-treatment, treatment 5 days and 12days were detected and compared between the two groups. Results: The efficacy of the observation group was 93.33%, and the control group was 73.33%. The difference was statistically significant(P < 0.05). The serum PDGF, ECP, IL-4 and IFN-γ and urinary LTE4 of the two groups had no statistically differences before treatment(P > 0.05). The levels of serum PDGF, ECP, IL-4 and urinary LTE4 had decreased and IFN-γ all increased 5 days after treatment, but there were no significant differences between the two groups(all P > 0.05). The serum PDGF, ECP, IL-4 and urinary LTE4 levels of the two groups decreased 12 days after treatment,and the decline was more obvious in the observed group,the serum IFN-γ increased, and the increase was more obvious in the observed group, the differences were statistically significant(P < 0.05). The hospitalization time, the disappearance time of cough and snoring, the disappearance time of dry and wet sputum in the lungs, and the time of body temperature returning to normal had significantly shorted than those in the control group,the differences were statistically significant(P < 0.05). Conclusion: Recombinant interferon α-2β aerosol inhalation combined with oral vitamin D is effective in treating bronchiolitis in children and can effectively improve the inflammatory state and clinical symptoms and signs, positively regulate the immune function of children. |
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