IL17A and atherosclerosis: Numerous inflammatory mediators produced by various cells, including Th—Th1, Th17, Th22 subpopulations, which produce such cytokines as tumor necrosis factor α (TNF-α), interleukin 17 (IL-17), IL-22, participate in the formation of psoriatic plaques as well as in the development of atherosclerosis and CVDs [1,2].