Comparison of activity levels of cytokine in serum of patient with pancreatic cancer and validation of clinical effects

Primary outcome(s): Comparative evaluation of cytokine expression in serum of pancreatic cancer patients, other carcinomas (biliary cancer, gastric cancer, liver cancer, colon cancer, lung cancer), patients with high risk of pancreatic cancer, patients with benign pancreatic disease and normal subjects
Study Design: Observational Study Model : Case-control, Time Perspective : Prospective, Enrollment : 510, Biospecimen Retention : Not collect nor Archive