Objective: To observe the relationship between-607 C/A polymorphism of IL-18 gene promoter and kawasaki disease(KD). Methods: Fifty cases of children with KD(KD group) and 50 cases of health children(normal group) were collected and their blood specimens were taken and separated into two parts of plasma and nucleated cells.The genotype of-607 C/A locus of IL-18 gene was determined by SSP-PCR,the content of IL-18 in plasma was measured by enzyme-linked immunosorbent assay(ELISA),and the level of CRP in plasm...