IL17A and juvenile idiopathic arthritis: Up to now, in the context of rheumatologic disorders, such as juvenile-onset systemic lupus erythematosus, many single-nucleotide polymorphisms (SNPs) in various cytokine genes, impacting their level of synthesis, have been researched.16–19 Nevertheless, as far as we know, there has been no association study conducted on interleukin-17 gene cluster and interleukin-17 receptor polymorphisms in an Egyptian population with JIA.