TNFRSF8 and neoplasm: Expression of CD30, pSTAT3-Y705, and pSTAT3-S727 in tumor cells, as well as various clinical and laboratory parameters, including bone marrow involvement, beta-2-microglobulin, platelets count, serum EBV DNA positivity, and decreased albumin, were not found to be predictive of prognosis in this study.