CRP and nasopharyngeal carcinoma: The role of systematic inflammatory response has been increasingly appreciated in multiple cancers; inflammatory biomarkers, such as C-reactive protein (CRP) level [25], Glasgow Prognostic Score (GPS) [26], modified Glasgow Prognostic Score (mGPS) [27], neutropil to lymphocyte ratio (NLR) [26], and monocyte to lymphocyte ratio (MLR) [28, 29], have already showed prognostic value in metastatic NPC.