not only constructed a pyroptosis-related prognostic predication model involving 5 PRGs (CASP6, NLRP7, NOD1, NLRP1, and NLRP2) in lung adenocarcinoma, but also established a network of mRNA–miRNA–lncRNA closely relating to PRGs (27). This evidence concerns the gene NLRP2 and lung adenocarcinoma.