There are also several other oncogenes in which somatic changes lead to the development of pancreatic tumours, including genes BRCA1, BRCA2, PALB2, TP53, CDKN2A, SMAD4, MLL3, TGFBR2, ARID1A and SF3B1 [18,19,20]. The gene discussed is ARID1A; the disease is pancreatic neoplasm.