Cdr1as had been revealed to play important roles in esophageal cancer (Sang et al., 2018), hepatocellular carcinoma (Xu et al., 2017; Yu et al., 2016), colorectal cancer (Tang et al., 2017), and non‐small‐cell lung cancer (Zhang et al., 2018). This evidence concerns the gene LINC00632 and esophageal cancer.