It was reported that the sensitivity of immunostaining with Hep Par 1 and pCEA for diagnosing scirrhous HCC was as low as 26% and 37%, respectively, while that of epithelial cell adhesion molecule (EpCAM), cytokeratin (CK) 19, and CK7 immunostaining was as high as 63%, 26%, and 53%, respectively [9]. Here, KRT7 is linked to hepatocellular carcinoma.