Fig. (3) The main mechanisms contributing to dyslipidaemia and atherosclerosis in rheumatoid arthritis. IL-6: Interleukin-6, TNF: Tumour necrosis factor, CRP: C reactive protein, ROS: Reactive oxygen species, OxLDL: oxidised low-density lipoproteins, TC: total cholesterol, HDL: High-density lipoproteins, LDL: low-density lipoproteins, ApoB:ApoA: apolipoproteinB: apolipoproteinA ratio, TC:HDL: total cholesterol: high-desnity lipoprotein ratio.