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Digoxin

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Digoxin is a drug used to treat heart failure and abnormal heart rhythms. Digoxin levels must be monitored because the drug has a narrow safety range. Digoxin dosage may be adjusted based on levels measured.
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Therapeutic Drug Monitoring

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Therapeutic drug monitoring is the measurement of drugs levels in the blood at timed intervals to maintain relatively constant levels and avoid toxicity.
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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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Magnesium Test

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Describes how the magnesium test is used, when a magnesium test is ordered, and what the results of a magnesium test might mean.
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Laboratory Methods

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Understanding the method used for a test provides a broader context for understanding your test results. Learn about a few common laboratory methods mentioned on this site.
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Drug Testing

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Drug testing detects evidence of drug use. Learn about types of drug tests, when drug testing is used, and interpreting drug test results.
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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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