Although the association between diabetes mellitus (DM) and pancreatic carcinoma (PC) is well established, the nature of this relationship still remains unknown. Two relevant questions exist: 1) Is DM a consequence of PC? 2) Is DM a previous condition and a risk factor for PC? Two patients with pancreatic ductal carcinoma (PDC) and DM are presented. In one, hyperglicemia occurred simultaneously to the development of the tumor and in the other, DM preceded the neoplasia for several years. The relation […]