There is no evidence for the association of CCL22, CCL5, CCL20, and CCL4 chemokines with events such as thromboembolism and thrombosis [32, 35].CCL22, CCL5, CCL20, and CCL4 chemokines have no significant role in thrombosis and thrombophilia. The gene discussed is CCL20; the disease is Venous thrombosis.