This result was similar to Corrêa et al. [54] and Saraiva et al. [55] in CP Brazilian patients. IL17F has been associated with several diseases like asthma, Crohn's disease, multiple sclerosis, inflammatory bowel disease, autoimmune thyroid diseases, tuberculosis, and dilated cardiomyopathy as well as a high risk of recurrent pregnancy loss [51, 56–61]. This evidence concerns the gene IL17F and multiple sclerosis.