CRP and nasopharyngeal carcinoma: Other prognostic factors may also affect survival outcomes in NPC, such as plasma Epstein-Barr virus (EBV) DNA levels,30 hemoglobulin (HGB) levels,31 serum lactate dehydrogenase (LDH) levels,32,33 and C-reactive protein (CRP) levels.34 Therefore, it is inadequate to make therapeutic decisions based solely on the TNM stage.