CD30 (Cytokine receptor CD30, Lymphoid activation antigen CD30, Tumor necrosis factor receptor superfamily member 8)

CD30 positivity is regarded as a peculiar attribute of Hodgkin's and Reed-Sternberg cells. High elevations of sCD30 levels are found in patients of systemic lupus erythematosus which correlate with disease activity. sCD30 is also a marker for autoimmune liver disease primary biliary cirrhosis and rheumatoid arthritis.