Upregulation of the expression of HOXC13-AS in hepatocellular carcinoma (Zhou J. F. et al., 2019), nasopharyngeal carcinoma (Gao et al., 2019), glioma (Liu et al., 2019), and intrahepatic cholangiocarcinoma (Angenard et al., 2019) indicates poor prognosis for patients. Here, HOXC13 is linked to intrahepatic cholangiocarcinoma.