KRT19 and hepatocellular carcinoma: CK7 and CK19 were biomarkers for hepatic progenitor cells and cholangiocytes.[26] Several studies have shown that positive CK19 to be a predictor for early recurrence and poor survival in HCC.[26,32,49,50] In this study, CK19 was not identified as a significant predictor for both RFS and OS in univariate analysis.