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Editorial Policy

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The mission of Testing.com is to provide a comprehensive, accurate, dynamic, and up-to-date website to inform the public about laboratory testing. The scientific content is developed and updated in accordance with established editorial policies.
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Influenza Tests

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The flu is a respiratory illness triggered by infection with an influenza virus. Our guide explains the types of flu tests and when and how they may be used.
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HDL Cholesterol Testing

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HDL cholesterol is known as the “good cholesterol.” Testing for HDL cholesterol is an important part of evaluating your cardiovascular health.
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Gastrin

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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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Acidosis and Alkalosis

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The body usually maintains its acid-base balance, but sometimes things go wrong. Acidosis is when body fluids are too acidic, and alkalosis occurs when body fluids are too alkaline.
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Prolactin Blood Test (PRL)

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Prolactin testing helps health professionals diagnose and monitor health conditions related to abnormal levels of the hormone prolactin in the blood.
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