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Related Experiment Videos

Extragastric gastrin.

M G Korman, C Soveny, J Hansky

    Gut
    |May 1, 1972
    PubMed
    Summary
    This summary is machine-generated.

    Gastrin release was studied in patients after different stomach surgeries. Results indicate that gastrin can be released from sites outside the stomach, even after extensive gastric resection.

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    Area of Science:

    • Gastroenterology
    • Endocrinology
    • Surgical Oncology

    Background:

    • Gastrin plays a crucial role in digestion and gastric acid secretion.
    • Surgical procedures involving the stomach, such as gastrectomy, can alter gastrin physiology.
    • Understanding gastrin release post-surgery is vital for managing digestive health.

    Purpose of the Study:

    • To investigate gastrin release patterns in patients who have undergone various types of gastrectomy.
    • To determine if extragastric sites contribute to gastrin production after stomach removal or partial removal.

    Main Methods:

    • Assessing basal gastrin levels and postprandial gastrin response to a protein meal.
    • Comparing gastrin levels in three patient groups: partial gastrectomy, partial gastrectomy with truncal vagotomy, and total gastrectomy.

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    Main Results:

    • Patients with partial gastrectomy showed a significant increase in gastrin post-meal (8 to 20 pg/ml).
    • Partial gastrectomy with truncal vagotomy resulted in a more pronounced gastrin rise (27 to 92 pg/ml).
    • Total gastrectomy patients also exhibited elevated gastrin levels after a meal (13 to 58 pg/ml).

    Conclusions:

    • The observed gastrin release in patients with significant portions of the stomach removed suggests extragastric gastrin production.
    • These findings highlight the adaptability of the endocrine system in response to major gastrointestinal surgery.
    • Further research into extragastric gastrin sources is warranted.