Background: Classical Hodgkin lymphoma (CHL) is a monoclonal lymphoid neoplasm derived from B cells, composed of mononuclear Hodgkin cells and multinucleated Reed-Sternberg cells. CHL is classified into nodular sclerosis classic Hodgkin lymphoma (NSCHL), lymphocyte-rich classic Hodgkin lymphoma (LRCHL), mixed-cellularity classic Hodgkin lymphoma (MCCHL), and lymphocyte-depleted classic Hodgkin …