LINC-ROR and pachyonychia congenita: Marked upregulation of linc-ROR can be observed in various cancers, like BC [54,55], pancreatic cancer (PC) [56,57], hepatocellular cancer (LC) [58,59], EC [60,61], and nasopharyngeal carcinoma [62]; furthermore, linc-ROR works as a tumor suppressor in glioma [53].