RecruitingProcedureBiospecimen Collection to Identify Gene Mutations for High Risk Pancreatic Cancer in Pediatric Patients, INSPPIRE 2 StudyThis clinical trial collects blood, saliva, urine, or stool samples to help identify possible genetic mutations that may increase a person's chance at developing pancreatic cancer. Finding genetic markers among pediatric patients with acute recurrent pancreatitis and chronic pancreatitis may help identify patients who are at risk of pancreatic cancer.