CXCL8 and Venous thrombosis: There is evidence that elevated levels of ILs could be associated with venous thrombosis.5-7 Elevated plasma levels of IL-8 were previously shown to be associated with recurrent venous thrombosis.8 In addition, in particular, IL-6, IL-8, and TNF-α play an important role in the process of inflammation and thrombosis formation.