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The correlation between acid suppression and peptic ulcer healing.

R H Hunt, C W Howden, D B Jones

    Scandinavian Journal of Gastroenterology. Supplement
    |January 1, 1986
    PubMed
    Summary

    Gastric acid suppression significantly correlates with duodenal ulcer healing, especially nocturnal acidity reduction. However, this relationship is not observed for gastric ulcers, suggesting other factors are involved.

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    Area of Science:

    • Gastroenterology
    • Pharmacology

    Background:

    • Gastric acid suppression is a cornerstone for treating duodenal and gastric ulcers.
    • The exact link between acid reduction and ulcer healing rates remains unclear.

    Purpose of the Study:

    • To investigate the correlation between intragastric acidity suppression and ulcer healing rates.
    • To differentiate the impact of acid suppression on duodenal versus gastric ulcers.

    Main Methods:

    • Analysis of controlled trials and clinical pharmacological studies on antisecretory agents.
    • Measurement of 24-hour and nocturnal intragastric hydrogen ion activity and nocturnal acid output.
    • Calculation of duodenal ulcer healing rates at 4 weeks.

    Main Results:

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  • Duodenal ulcer healing showed a significant correlation with 24-hour hydrogen ion activity suppression (r=0.63, P<0.05).
  • A highly significant correlation was found between duodenal ulcer healing and nocturnal hydrogen ion activity suppression (r=0.93, P<0.0001).
  • No significant correlation was observed between healing rates and nocturnal acid output for duodenal ulcers, nor any association for gastric ulcers.

    • Conclusions:

    • Nocturnal acid suppression is strongly linked to duodenal ulcer healing.
    • Duodenal ulcers appear to be primarily acid-related disorders.
    • Gastric ulcer pathogenesis and treatment may involve factors beyond acid suppression.