Have questions about laboratory testing? We're here to help you understand your tests and what results might mean for you.
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Wondering how food allergies are diagnosed? Learn about how food allergies are different from intolerances and the tests that can help identify food allergies.
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Does a certain food not sit well with you? Learn the basics about food sensitivities and intolerances and what kinds of tests are available to identify them.
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Gastrin is a hormone that regulates the production of acid in the stomach during the digestive process. The gastrin test helps diagnose tumors called gastrinomas, Zollinger-Ellison (ZE) syndrome, and hyperplasia of G-cells.
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