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Symptomatic hypergastrinaemia with achlorhydria: reflief by antrectomy.
Summary
This study details a woman with hypergastrinemia and severe abdominal pain. Surgical intervention (antrectomy) normalized gastrin levels and resolved pain, highlighting the link between gastrin levels and abdominal discomfort.
Area of Science:
- Gastroenterology
- Endocrinology
- Clinical Medicine
Background:
- Hypergastrinemia, characterized by elevated gastrin levels, can be associated with various gastrointestinal conditions, including Type A gastritis and pernicious anemia.
- Recurrent severe abdominal pain can significantly impact a patient's quality of life and warrants thorough investigation.
Observation:
- A patient presented with hypergastrinemia (fasting serum gastrin 600–2750 pg/ml) and Type A gastritis, experiencing recurrent severe abdominal pain.
- Gastrin levels increased after a protein meal, suggesting a large G cell mass, and decreased after intragastric hydrochloric acid (HCl).
Findings:
- Treatment with HCl provided partial symptomatic relief.
- Surgical antrectomy resulted in a dramatic reduction in serum gastrin levels (from 2500 pg/ml to 16–25 pg/ml).
- The patient experienced complete and lasting relief from abdominal pain following the surgical procedure.
Implications:
- This case underscores the potential link between significant hypergastrinemia and severe abdominal pain.
- Surgical management, specifically antrectomy, can be an effective treatment for refractory hypergastrinemia-associated abdominal pain.
- Understanding gastrin regulation and its clinical manifestations is crucial for managing complex gastrointestinal disorders.