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A. The reexperiencing,
following cessation of use of a hallucinogen, of one or more of
the perceptual symptoms that were experienced while intoxicated
with the hallucinogen (e.g., geometric hallucinations, false perceptions
of movement in the peripheral visual fields, flashes of color, intensified
colors, trails of images of moving objects, positive afterimages, halos
around objects, macropsia, and micropsia).
B. The symptoms
in criterion A cause clinically significant distress or impairment
in social, occupational, or other important areas of functioning.
C. The symptoms
are not due to a general medical condition (e.g., anatomical lesions
and infections of the brain, visual epilepsies) and are not better
accounted for by another mental disorder (e.g., delirium, dementia,
schizophrenia) or hypnopompic hallucinations.
from American Psychiatric Association: Diagnostic
and Statistical Manual of Mental Disorders, 4th
Edition, Text Revision. Washington, DC, American Psychiatric Association,
2000, p. 254. Copyright 2000, American Psychiatric Association.
Used with permission.