Four survival-associated genes (RGS5, SULT1C2, ACSM3, CXCL14) and ten hub genes (CCNB2, CDC25C, NEK2, CDCA5, CDK1, PPP1CA, PPP1CC, PPP1CB, CAMK2B, CDC20) consistently emerged as key drivers of LC progression. Here, PPP1CA is linked to laryngotracheoesophageal cleft.