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Cannabis use disorder ( CUD ), also known as cannabis addiction or marijuana addiction, is a psychiatric disorder defined in the fifth revision of the Diagnostic and Statistical Manual of Mental Disorders ( DSM-5) and ICD-10 as the continued use of cannabis despite clinically significant impairment. [ 2][ 3]
Horizontal Gaze Nystagmus (HGN) testing is a common practice used by law enforcement in the United States in the identification of persons who are intoxicated or under the influence of a controlled substance. The key difference between recognizing PAN and horizontal gaze nystagmus is the position of the subject's head in relation to the body.
Cannabis drug testing describes various drug test methodologies for the use of cannabis in medicine, sport, and law. Cannabis use is highly detectable and can be detected by urinalysis, hair analysis, as well as saliva tests for days or weeks. Unlike alcohol, for which impairment can be reasonably measured using a breathalyser (and confirmed ...
Nystagmus. Nystagmus is a condition of involuntary (or voluntary, in some cases) [1] eye movement. [2] People can be born with it but more commonly acquire it in infancy or later in life. In many cases it may result in reduced or limited vision. [3] In normal eyesight, while the head rotates about an axis, distant visual images are sustained by ...
Field sobriety testing. Field sobriety tests ( FSTs ), also referred to as standardized field sobriety tests ( SFSTs ), are a battery of tests used by police officers to determine if a person suspected of impaired driving is intoxicated with alcohol or other drugs. FSTs (and SFSTs) are primarily used in the United States, to meet "probable ...
Duquenois–Levine reagent. The Duquenois reagent is used in the Rapid Modified Duquenois–Levine test (also known as the simple Rapid Duquenois Test ), which is an established screening test for the presence of cannabis. The test was initially developed in the 1930s by the French medical biochemist Pierre Duquénois (1904–1986) and was ...
The main things you can do to keep yourself safe are “wearing mosquito repellent, avoiding areas known to harbor a lot of mosquitoes and wearing clothing that doesn’t expose a lot of skin ...
Researchers found that more days of use were correlated with decreases in inhibitory control, and visuospatial ability. Contrary to existing cross-sectional studies showing marijuana use in adolescence is associated with poor cognitive functioning, there were no associations between long-term cannabis use and memory and processing speed. [55]