IL17A and autoimmune thrombocytopenic purpura: In ITP patients, the genotype frequencies of the IL-17A rs2275913 polymorphism were AA (76.7%), AG (16.7%) and GG were found in (6.6%) while, in the control group the genotype frequencies of the IL-17A rs2275913 polymorphism, were AA (72%) and AG (28%).