DNA Mutation Detection in Circulating Tumor DNA and Tissue by mmADPS for Pancreatic Cancer

Inclusion Criteria: * Patients diagnosed with pancreatic cancer through histological or radiologic examination and before treatment begins * Patients aged 18 or older who voluntarily agrees to participate in the study and is willing to understand and comply with the subsequent treatment procedures and sample collection schedule * Among patients diagnosed with benign pancreatic diseases (pancreatic cyst, chronic pancreatitis, etc.), patients who have need for histological examination as control group Exclusion Criteria: * Where the subject himself/herself refuses to fill out the consent form or is unable to fill out the consent form * If a laboratory test is impossible due to a qualitative problem with the collected blood sample * Where the collected tissue does not contain tissue of the desired malignant or benign disease