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Pure pancreatic juice collection over 24 consecutive hours
L Gullo1, R Pezzilli, P Priori
1Institute of Medicine and Gastroenterology, University of Bologna, St. Orsola Hospital, Italy.
Pancreas
|January 1, 1987
Summary
Ordinary meals significantly increase pancreatic secretion, including bicarbonate and protein output, for prolonged periods. Meal-induced secretion levels surpassed those from exogenous secretin and cerulein administration.
Area of Science:
- Gastroenterology
- Digestive Physiology
Background:
- Understanding pancreatic exocrine function is crucial for diagnosing and managing digestive disorders.
- The role of dietary intake in stimulating pancreatic secretion requires detailed investigation.
Observation:
- Pure pancreatic juice was collected over a full day from a patient with external drainage of the main pancreatic duct.
- Pancreatic secretory responses to breakfast, lunch, and dinner were monitored.
Findings:
- Each meal induced a significant and prolonged increase in pancreatic secretion, affecting both bicarbonate and protein output.
- The magnitude of meal-induced secretion was comparable to, and slightly exceeded, that from submaximal doses of secretin and cerulein.
- Bicarbonate and protein secretion profiles following meals were similar.
Implications:
- Dietary intake is a potent stimulator of pancreatic exocrine secretion.
- These findings contribute to understanding the physiological regulation of the pancreas in response to food.
- Further research can explore therapeutic strategies targeting pancreatic secretion based on meal responses.