- Individuals at high-risk based on personal or family history, but not related to a known pancreatic cancer syndrome include the following: those with a personal history of pancreatic cancer, or a pre-neoplastic pancreatic lesion; those with a family history of two or more individuals with cancer, at least one of which is reported to be a gastrointestinal malignancy; a history of early onset (<50 years) gastrointestinal cancer in the individual or a family member; a history of multiple primary cancers, at least one of which is a gastrointestinal primary, or a family member of an individual meeting this criterion.