CRP and nonpapillary renal cell carcinoma: Xia et al.28 retrospectively analyzed the clinical data of 985 patients with non-metastatic clear cell renal cell carcinoma (ccRCC), and found that CRP was independent prognostic factors of overall survival (OS) and metastasis-free survival (MFS) of ccRCC patients, and incorporating CRP into the traditional TNM staging system could improve its predictive performance.