This observational study, sponsored by Changhai Hospital, aims to elucidate the risk factors influencing glycemic status and treatment optimization in patients with post-chronic pancreatitis diabetes mellitus (PPDM-C). The study's findings could provide valuable insights into the management of PPDM-C, a condition that may be underrepresented in current diabetes treatment paradigms. Given the increasing prevalence of chronic pancreatitis and its complications, the results may open avenues for targeted therapies and improved management strategies, potentially positioning the sponsor as a leader in this niche market. The study's focus on both clinical characteristics and treatment outcomes may also attract interest from pharmaceutical companies looking to develop new therapeutic options or refine existing treatments for diabetes management in this specific patient population.