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Related Experiment Videos

Gallstone pancreatitis: pathophysiology

T R Kelly

    Surgery
    |October 1, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Gallstone pancreatitis is often caused by temporary stone impaction at the ampulla of Vater. Passing gallstones can relieve symptoms and lower pancreatic enzyme levels.

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    Area of Science:

    • Gastroenterology
    • Hepatology
    • Pancreatology

    Background:

    • Gallstone pancreatitis is a common complication of gallstones.
    • The exact pathophysiology linking gallstones to pancreatitis requires further elucidation.

    Purpose of the Study:

    • To investigate the role of gallstone passage in gallstone pancreatitis.
    • To explore the relationship between a functioning common channel and gallstone pancreatitis.

    Main Methods:

    • Stool analysis for gallstones in patients with and without gallstone pancreatitis.
    • Monitoring of patient symptoms and serum amylase and bilirubin levels.
    • Operative cholangiography to assess pancreatic duct reflux and common channel function.

    Main Results:

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    • Gallstones were detected in the stools of 84% of gallstone pancreatitis patients versus 11% of controls.
    • Symptom relief and decreased serum markers preceded gallstone passage in affected patients.
    • A functioning common channel was observed in 79% of patients who passed stones and was associated with reflux into the pancreatic duct.

    Conclusions:

    • Temporary impaction of migrating gallstones at the ampulla of Vater appears central to gallstone pancreatitis.
    • A functioning common channel is necessary for reflux and likely facilitates gallstone passage, resolving pancreatitis.