Pancreatic Cancer - Ultimate Health Plans, however, ?95% occur within the exo- crine portion and may arise from ductal epithelium, acinar cells, or connective tissue. Only 2% of tumours of the exocrine pan- creas are benign. CAP Cancer Protocol Pancreas ExocrinePancreatic cancer typically spreads rapidly and is seldom detected in its early stages, which is a major reason why it's a leading cause of cancer death [1].
