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Hair Follicle Drug Test

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Considering a hair follicle drug test? Learn about how long drugs can be detected in the hair, which drugs can be identified, and how hair testing works.
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Cancer Testing

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Understand who needs cancer testing and what you can expect from getting tested.
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10 Panel Drug Test

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Interested in more information about the 10-panel drug test? Learn about the purpose of this drug test, how it’s conducted, and what substances it measures.
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5-HIAA

  • Test
5-HIAA is a breakdown product of serotonin. The 5-HIAA test measures blood levels to help diagnose and monitors treatment for a carcinoid tumor that produces serotonin.
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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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Urine Drug Test

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Urine drug tests are the most common method of testing for the use of illegal drugs and the misuse of prescription and over-the-counter medicines.
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