This document discusses pancreatic duct calculi, which are calcified stones that can form in the pancreatic duct. It lists some of the main causes as alcohol use, chronic pancreatitis, malnutrition, biliary disease, and hyperthyroidism. It describes three types of pancreatic duct calculi based on their location in the head, body, or tail of the pancreas. The case presented involved a 36-year-old male found to have a filling defect in the pancreatic head region consistent with a type one pancreatic duct calculus, as seen on MRCP imaging.

1. PANCREATIC DUCT CALCULUS ETIOLOGYALCOHOL

2. CHRONICPANCREATITIS

3. MALNOURISHMENT

4. BILIARY DISEASE

5. IDIOPATHIC

6. HYPERTHYROIDISM (change of pancreatic juice composition with formation of protein emboli and susequent concretions) TYPES TRUE CALCULUS