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Physiological abnormalities in duodenal ulcer: a brief review
Brain Research Bulletin
|January 1, 1980
Summary
Duodenal ulcer patients exhibit multiple physiological abnormalities, including increased gastric acid and pepsin secretion, and altered gastrin responses. Some of these traits are heritable, indicating a heterogeneous disease with diverse causes.
Area of Science:
- Gastroenterology
- Human Physiology
- Genetics
Background:
- Duodenal ulcer disease is a common gastrointestinal disorder.
- Previous studies suggest various physiological abnormalities in affected individuals.
Purpose of the Study:
- To comprehensively review the physiological abnormalities associated with duodenal ulcer disease.
- To explore the potential heritability and heterogeneity of these abnormalities.
Main Methods:
- Review of existing literature on duodenal ulcer pathophysiology.
- Analysis of reported physiological measurements in patients with duodenal ulcers.
Main Results:
- Patients with duodenal ulcers may present with increased gastric mucosal volume, higher acid and pepsin secretion rates, elevated plasma pepsinogen-I, enhanced gastrin response to meals, and faster gastric emptying.
- Increased sensitivity to gastrin stimulation and reduced acid secretion inhibition were also noted.
- Items such as plasma pepsinogen-I concentration, gastrin response to meals, and gastric emptying rate are identified as potential heritable autosomal dominant traits.
Conclusions:
- Duodenal ulcer disease is a heterogeneous condition with a multifactorial pathogenesis.
- The identified physiological abnormalities, some of which are heritable, contribute to the diverse clinical presentations and underlying mechanisms of duodenal ulcers.