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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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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Wondering how allergies are diagnosed? Get the details about the types of allergy testing and how they can identify problematic seasonal or food allergies.
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The majority of laboratory tests in use today are commercial lab tests, those that are are manufactured, marketed, and sold in volume as kits to multiple laboratories and other healthcare facilities. In this article, you can learn how the U.S. Food and Drug Administration (FDA) regulates the development and marketing of the commercial tests used in medical care.
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Learn how and why different types of laboratory tests are developed, validated, and made available for use by patients and their healthcare practitioners.
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A stool culture helps diagnose an infection of the digestive system when a person has diarrhea, abdominal pain, cramping, and blood or mucus in the stool.
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Learn about laboratory-developed tests (LDTs) that are developed, evaluated, and validated within one particular laboratory.
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