Save Groups
Terms in this set (74)
three purposes of drug testing - medical
- legal
- medicolegal
characteristics of medical drug testing - monitor patient's progress
- determine presence of drugs before treatment
- simple, less expensive methods
- unlikely to be used as evidence in court
characteristics of legal drug testing - determine use of drugs prior to accident or crime
- requires confirmatory test
what is the specimen of choice for urine
drug screens?
why is urine the specimen of choice of - collection is non-invasive
drug screens? - most drugs/metabolites are excreted and
concentrated in urine
- drugs/metabolites are stable in frozen urine
- usually a relatively clean matrix
urine drug screens are based on cut-offs
what?
what is a urine drug screen test indicative/presumptive or negative
reported as?
who specifies cut-off values for urine substance abuse and mental health services
drug screens? administration (SAMSHA)
, what 5 drug categories does SAMSHA - amphetamines (methamphetamine, amphetamine,
require to be routinely included in MDMA)
urine screens - cocaine metabolites
- marijuna metabolites
- opiate metabolites (morphine, codeine, 6-
actylmorphine)
- phencyclidine
can cut-offs be lowered for drug yes
screens in specific cases?
characteristics of medicolwegal drug -used in employer drug abuse program to prevent
testing drug-related accidents or crime - used to identify
and treat employees with drug abuse problems
what must be required of legal and - more stringent testing required
medicolwegal drug testing? - must withstand technical criticism
- two-tiered testing program
- testimony upheld based on positive results
obtained on two separate tests using two chemical
methods
what does the two-tirered testing - urine screening test
program of legal and medicolwegal - more specific, sensitive test (GC/MS)
drug testing consist of?
What are the four types of drug tests? 1. EMIT (Enzyme multiples immunoassay technique)
2. RIA (Radioimmunoassay)
3. TLC (Thin Layer Chromatography)
4. GC/MS (Gas chromatography-mass spectrometry)
which two drug tests are cheap and EMIT and RIA
easy?
What is usually the confirmation drug GC/MS
test?
most widely used test due to low cost EMIT