CT Pancreas Perfusion

Inclusion Criteria

• •1. a. Suspected pancreatic adenocarcinoma, age 35 to 99 years.
• •2. a. Chronic pancreatitis with chronic pain, age 18 to 99 years. Must be a confirmed diagnosis by either CT, endoscopic ultrasound (EUS), or endoscopic retrograde cholangiopancreatography (ERCP).
• •2b. To undergo endoscopic or surgical decompression with 0 to 10 days of first study visit CT perfusion scan.
• •2c. To answer pain questionnaire before first CT perfusion scan.
• •2d. To return within three weeks to three months after decompression treatment for another CT perfusion scan and complete the second pain questionnaire.
• •3a. Autoimmune pancreatitis, age 18 to 99 years either with diffuse or focal swelling of the pancreas confirmed by CT, MRI, or EUS or
• •3b. Irregular narrowing of the pancreatic duct on ERCP and either elevated serum immunoglobulin G4 (IgG4), or histological confirmation.