RESUMEN
Objective To investigate the relationship between serum vitamin A deficiency (vitam in A deficiency, VAD) and infectious diseases in children.MethodsAdopt the method of random sampling, sample of Cixi City prevention center with a total of 5000 children under the age of 6, according to the age groups were divided into 6 groups, the detection of vitamin A in children refers to the blood, separation of serum collected in dark conditions, with strict quality control, detection of serum vitamin A by fluorescence method (vitamin A the concentration of VA.).ResultsIn the two weeks, the incidence of VA in children with fever and acute respiratory infection (ARI) increased.ConclusionOur children's serum VA content is low, the lack of the high rate of children regardless of individuals or groups are prone to acute infection, VAD is the cause of children prone to acute infectious diseases is one of the important reasons.To strengthen health education, improve parents' feeding knowledge, proper oral Cod Liver Oil drops and reasonable feeding, is conducive to the healthy growth of children.