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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 and ICD-10 as the continued use of cannabis despite clinically significant impairment.
Under the CSA cannabis was assigned a Schedule I classification, deemed to have a high potential for abuse and no accepted medical use – thereby prohibiting even medical use of the drug. The classification has remained since the CSA was first signed into law, despite multiple efforts to reschedule.
In addition, there is evidence that marijuana use can result in psychological dependence in a certain proportion of the population. The Department of Justice (DOJ) also considers the fact that people are willing to risk scholastic, career, and legal problems to use cannabis to be evidence of its high potential for abuse: [23]
Developing cannabis use disorder is also a possibility when using marijuana, Kelm says. “Addiction, or cannabis use disorder, develops in about 10% of users,” he says.
Cannabis is a known risk factor for developing psychosis that can progress to schizophrenia but this is the first time researchers have found brain-level changes in an at-risk population in real time.
A 2012 review of cannabis use and dependency in the United States by Danovitch et al said that "42% of persons over age 12 have used cannabis at least once in their lifetime, 11.5% have used within the past year, and 1.8% have met diagnostic criteria for cannabis abuse or dependence within the past year. Among individuals who have ever used ...
It is important when diagnosing substance use disorder to define the difference between substance use and substance abuse. "Substance use pertains to using select substances such as alcohol, tobacco, illicit drugs, etc. that can cause dependence or harmful side effects."On the other hand, substance abuse is the use of drugs such as ...
Trauma contributed to promoting the use and potential abuse of cannabis. [1] Conversely, cannabis use has been associated with the intensity of trauma and PTSD symptoms. [2] [3] While evidence of efficacious use of cannabis is growing in novelty, it is not currently recommended. [4] [5]