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Alcoholic pancreatitis

H Sarles, R Laugier

    Clinics in Gastroenterology
    |May 1, 1981
    PubMed
    Summary
    This summary is machine-generated.

    Chronic alcohol consumption causes protein precipitation in pancreatic juice and ducts in humans and animals. This leads to altered protein-to-bicarbonate ratios, potentially contributing to pancreatitis.

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    Area of Science:

    • Gastroenterology
    • Toxicology
    • Biochemistry

    Background:

    • Alcohol abuse is a significant risk factor for pancreatic diseases.
    • The precise mechanisms by which alcohol affects pancreatic function are not fully understood.
    • Pancreatic juice composition changes are implicated in pancreatitis development.

    Purpose of the Study:

    • To investigate the effects of chronic alcohol consumption on pancreatic juice composition.
    • To explore the relationship between alcohol-induced pancreatic changes and pancreatitis.
    • To examine the role of altered protein and bicarbonate levels.

    Main Methods:

    • Analysis of pancreatic juice and ductal contents in humans, rats, and dogs.
    • Observation of protein precipitates in pancreatic secretions.

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  • Measurement of protein and bicarbonate concentrations in pancreatic juice.

    • Main Results:

    • Chronic alcohol consumption consistently leads to protein precipitation in pancreatic juice and ducts.
    • An altered protein-to-bicarbonate ratio was observed in all subjects with precipitates.
    • Increased protein concentration or decreased bicarbonate concentration, or both, were associated with precipitates.
    • Hypercalcemic dogs also showed protein precipitates and altered ratios, linking to chronic calcifying pancreatitis.

    Conclusions:

    • Alcohol-induced protein precipitation in pancreatic secretions is a key finding.
    • The altered protein-bicarbonate ratio is a consistent consequence of alcohol consumption.
    • Increased cholinergic tone may contribute to elevated protein secretion.
    • Further research is needed to elucidate the exact mechanisms, especially regarding bicarbonate secretion changes and their link to pancreatitis.