Some tumor cells have high expression of CD83 on the cell surface, such as Hodgkin lymphomas (HLs), diffuse large B‐cell lymphoma, adult acute lymphoblastic leukaemias, gastric extra‐nodal marginal zone lymphomas and lung cancer cells.15, 16, 17, 18, 19, 20. This evidence concerns the gene CD83 and Hodgkins lymphoma.