At the same time, PKMYT1 has been researched in the tumor tissues and found to be associated with oncogenic properties in several cancers, such as esophageal squamous cell carcinoma, lung adenocarcinoma, clear renal cell carcinoma, and prostate cancers (19–22); However, its diagnostic value and biological function have not been studied in BC. This evidence concerns the gene PKMYT1 and lung adenocarcinoma.