Decreased levels of stomach acid or gastrin can cause malabsorption (inadequate absorption of nutrients from the intestinal tract).
Increased levels of gastrin may cause increased secretion of acid and may lead to ulcers (Zollinger-Ellison syndrome).
Review Date: 11/10/2004
Reviewed By: Christian Stone, M.D., Division of Gastroenterology, Washington University in St. Louis School of Medicine, St. Louis, MO. Review provided by VeriMed Healthcare Network.
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