Description: Tests to determine the type and approximate amount of legal and illegal drugs a person has taken
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A toxicology screen refers to various tests to determine the type and approximate amount of legal and illegal drugs a person has taken.
Toxicology screening is most often done using a blood or urine sample. However, it may be done soon after swallowing the medication, using stomach contents that are obtained through gastric lavage or after vomiting.
This test is often done in emergency medical situations. It can be used to evaluate possible accidental or intentional overdose or poisoning. It may help determine the cause of acute drug toxicity, to monitor drug dependency, and to determine the presence of substances in the body for medical or legal purposes.
If the test is used as a drug screen, it must be done during a certain time period after the drug has been taken or while forms of the drug can still be detected in the body. Examples are below:
Commonly found substances on a toxicology screen include:
Bookmarks The following information, which has been distilled by the casebook author from this and other websites is particularly relevant to this casebook.
|Good introduction to the field||(Laboratory Diagnosis)|
|Forensic Toxicology Course||(Laboratory Diagnosis)|
|Includes information for the general public||(Laboratory Diagnosis)|
|For professionals. Focused on environmental toxins, not side effects of drugs||(Laboratory Diagnosis)|
|Basic definitions, reasons for testing, lots of links||(Laboratory Diagnosis)|
|Educational materials from the U.S. National Institute of Environmental Health Sciences||(Laboratory Diagnosis)|
|American Association of Poison Control Centers. Find your local poison control center||(Laboratory Diagnosis)|
|For poison emergencies call 1-800-222-1222||(Laboratory Diagnosis)|