Forensic Assessment of Automatism
Areas of Assessment | Elements to Assess |
---|---|
Presence of automatistic state | Corroborating witnesses |
Corroborating history of dissociative states | |
Consideration of possible malingering | |
Nature of the automatistic state (disease of the mind?) | Presence of psychiatric illness |
Presence of medical illness | |
Presence of sleep disorder | |
Effects of alcohol/drugs | |
Medical and psychiatric history | |
Family history | |
Laboratory results | |
Precipitant or trigger | Severity of the triggering event |
Source (did the eventual victim trigger the event?) | |
Context (accused’s interpretation of the trigger) | |
Priming or vulnerability factors | Substance use |
Life stressors | |
Sleep deprivation | |
Amnesia | Presence and duration |
Cause: organic, functional, alcohol blackout, conscious attempt to distort | |
Incomprehension and possible horror on return to awareness | |
Motive | Possible gains |
Link between the victim and the trigger | |
Specific concerns in sleep-related violence | History of sleepwalking or other parasomnias |
Evidence the individual was asleep prior to the offense | |
Duration of sleep | |
Concurrent factors (fatigue, drugs, alcohol) | |
Source of arousal (touch, noise) | |
Proximity of offense to arousal | |
Specific concerns in severe intoxication and substance-induced psychosis | No independent psychotic disorder |
Symptoms did not precede substance use | |
Symptoms do not persist after the cessation of acute withdrawal or severe intoxication | |
Disturbance does not occur exclusively during the course of a delirium | |
Risk of recurrence | Unique nature of the trigger |
Treatment for disorder leading to automatism |
(Adapted from Glancy and Regehr29).