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  2. Quest Diagnostics - Wikipedia

    en.wikipedia.org/wiki/Quest_Diagnostics

    Quest Diagnostics set a record in April 2009 when it paid $302 million to the government to settle a Medicare fraud case alleging the company sold faulty medical testing kits. It was the largest qui tam ( whistleblower ) settlement paid by a medical lab for manufacturing and distributing a faulty product. [ 51 ]

  3. Chain of custody - Wikipedia

    en.wikipedia.org/wiki/Chain_of_custody

    Chain of custody is also used in most chemical sampling situations to maintain the integrity of the sample by providing documentation of the control, transfer, and analysis of samples. Chain of custody is especially important in environmental work where sampling can identify the existence of contamination and can be used to identify the ...

  4. Evidence packaging - Wikipedia

    en.wikipedia.org/wiki/Evidence_packaging

    Drug test specimen bottle: Frangible security label detects tampering or altering of the specimen. Evidence packaging involves the specialized packaging methods and materials used for physical evidence .

  5. Evidence management - Wikipedia

    en.wikipedia.org/wiki/Evidence_management

    Evidence management is the administration and control of evidence related to an event so that it can be used to prove the circumstances of the event, and so that this proof can be tested by independent parties with confidence that the evidence provided is the evidence collected related to the event.

  6. Drug test - Wikipedia

    en.wikipedia.org/wiki/Drug_test

    Urine drug tests screen the urine for the presence of a parent drug or its metabolites. The level of drug or its metabolites is not predictive of when the drug was taken or how much the patient used. [19] Urine drug testing is an immunoassay based on the principle of competitive binding. Drugs which may be present in the urine specimen compete ...

  7. Forensic toxicology - Wikipedia

    en.wikipedia.org/wiki/Forensic_toxicology

    Forensic toxicology is a multidisciplinary field that combines the principles of toxicology with expertise in disciplines such as analytical chemistry, pharmacology and clinical chemistry to aid medical or legal investigation of death, poisoning, and drug use. [1]

  8. Questioned document examination - Wikipedia

    en.wikipedia.org/wiki/Questioned_document...

    A forensic document examiner is intimately linked to the legal system as a forensic scientist. Forensic science is the application of science to address issues under consideration in the legal system. FDEs examine items (documents) that form part of a case that may or may not come before a court of law.

  9. Trace evidence - Wikipedia

    en.wikipedia.org/wiki/Trace_evidence

    When it comes to an investigation trace evidence can come in many different forms and is found in a wide variety of cases. [2] This evidence can link a victim to suspects and a victim or suspect to the crime scene. [1] There are three general categories in which forensic science uses trace evidence.

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