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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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Chromosome Analysis (Karyotyping)

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Chromosome analysis or karyotyping is a test that evaluates the number and structure of a person's chromosomes in order to detect abnormalities. A karyotype may be used to diagnose genetic diseases, some birth defects, such as Down syndrome, or leukemia and lymphoma.
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LDL Particle Test

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A description of the LDL particle test - what it tests for, when to seek one, and what to do with your results.
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Vitamin K

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Brief description of vitamin K tests and link to more information about vitamin K deficiency
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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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Pubic Lice Test

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Pubic lice are parasitic insects that live and typically reproduce in pubic hair. Learn more about the symptoms of pubic lice and how to get tested.
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Calcium Test

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A blood calcium test is ordered to screen for, diagnose, and monitor a range of conditions relating to the bones, heart, nerves, kidneys, and teeth.
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