Cannabis Dependence

1. Cannabis abuse: A destructive pattern of cannabis use, leading to significant social, occupational, or medical impairment.
2. Must have three (or more) of the following, occurring when the cannabis use was at its worst:
   1. Cannabis tolerance:
      Either need for markedly increased amounts of cannabis to achieve intoxication, or markedly diminished effect with continued use of the same amount of cannabis.
   2. Greater use of cannabis than intended:
      Cannabis was often taken in larger amounts or over a longer period than was intended
   3. Unsuccessful efforts to cut down or control cannabis use:
      Persistent desire or unsuccessful efforts to cut down or control cannabis use
   4. Great deal of time spent in using cannabis, or recovering from hangovers
   5. Cannabis caused reduction in social, occupational or recreational activities:
      Important social, occupational, or recreational activities given up or reduced because of cannabis use.
   6. Continued using cannabis despite knowing it caused significant problems:
      Continued cannabis use is continued despite knowledge of having a persistent or recurrent physical or psychological problem that is likely to have been worsened by cannabis

• Learning Problem
• Psychotic
• Euphoric Mood
• Depressed Mood
• Somatic or Sexual Dysfunction
• Addiction
• Odd or Eccentric or Suspicious Personality

Some disorders display similar or sometimes even the same symptom. The clinician, therefore, in his diagnostic attempt has to differentiate against the following disorders which one needs to be ruled out to establish a precise diagnosis.

• Nonpathologic cannabis use for recreational or medical purposes;
• Repeated episodes of Cannabis Intoxication.