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[A method for measuring oxalic acid absorption].

G Müller, W Schütte, T Möller

    Deutsche Zeitschrift Fur Verdauungs- Und Stoffwechselkrankheiten
    |January 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

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    This study measures oxalic acid absorption in patients with gastrointestinal diseases using radiolabeled carbon-14 oxalic acid. Normal absorption levels were established for individuals without these conditions.

    Area of Science:

    • Gastroenterology
    • Nephrology
    • Biochemistry

    Context:

    • Gastroenterological diseases are frequently associated with increased oxalic acid absorption, leading to hyperoxaluria and oxalate lithiasis.
    • Accurate measurement of oxalic acid absorption is crucial for understanding and managing these conditions.

    Purpose:

    • To quantify oxalic acid absorption in individuals with and without gastroenterological diseases.
    • To establish normal reference values for oxalic acid absorption.

    Summary:

    • A standardized method using 370 kBq of 14C-oxalic acid was employed to measure absorption.
    • Radioactivity in absorbed substances and urine was quantified using liquid scintillation spectrophotometry with a specific scintillator cocktail.
    • Normal oxalic acid absorption values were determined to be 7.17 +/- 1.87% per 24 hours in healthy individuals (n=40).

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    Impact:

    • Provides a reliable method for assessing oxalic acid absorption.
    • Establishes crucial reference ranges for diagnosing and monitoring hyperoxaluria and oxalate lithiasis.
    • Aids in the clinical management of patients with gastrointestinal disorders affecting oxalate metabolism.