Clinical Research Directory

Inclusion Criteria: * Male or female Chinese subjects; * Was ≥ 18 years old when signing the informed consent; * Patients with complete diagnosis of chronic pancreatitis; ④ Those who voluntarily signed informed consent; ⑤ Those who complete serum samples in multiple centers and put them into storage. Exclusion Criteria: * Patients with impaired glucose tolerance but undiagnosed diabetes; * Patients with T1DM related autoimmune markers or other types of DM; * Patients with autoimmune pancreatitis, recurrent acute pancreatitis or acute onset of chronic pancreatitis; * Patients who underwent pancreatic surgery or related invasive procedures during treatment; * Previous or current malignant tumor; ⑥ Pregnancy or lactation; ⑦ Suffering from severe heart, liver or kidney dysfunction or malignant disease; ⑧ Failure to sign informed consent for cognitive impairment or other reasons.