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Dissociative Disorders (2).docx

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McMaster University
Richard B Day

November 7 , 2012 Psych 2AP3: Abnormal Psychology – Major Disorders Dissociative Disorders (2) Guest talk - illustrates comorbidity - apart from the symptoms these people are not very different Signs of Multiplicity - not empirically verified, come from case descriptions - over half of psychiatrist do not believe in DID - comes from survey, some suggestion that they may have been influenced in their report by their therapist as they have already been diagnosed and started treatment - no control group: group of other disorders and of those who do not have any symptomatology that meet any DSM criteria - many symptoms overlap with the symptoms of schizophrenia - sense another person existing inside – 90% - hearing voices talking – 87%: definitely a symptom that occurs in other disorders, such as schizophrenia - voices inside talking – 82%: classic symptom of schizophrenia - another person taking control – 81% - amnesia for childhood – 81%: very common, critics - using ‘we’ during interview – 74% - persona inside has different name – 71%: not a standard feature, or if it was found under hypnosis - blank spells, time distortion, lapses – 68% - behaviours not remembered – 63% - feelings of unreality – 57% - unrecognized others call you by another name – 44% - other personalities elicited under drugs, hypnosis: one of the biggest criticism against people who diagnose and treat this disease, individuals do recall more details about a hypnosis under hypnosis, however, they are incorrect for the most part. Hypnosis leads to susceptibility of suggestion - articles among belongings unaccounted for DSM-IV Criteria for DID - two or more personality states, each with its own pattern of perceiving, relating to, and thinking about the environment and self - two or more of these states periodically take control of the person’s behaviour - forgetting of important personal information extensive for ordinary forgetfulness - not due to a substance, neurological or medical condition, or (in children) to imaginary or fantasy play Prevalence - 1994: U.S. task force on health care – 10% point prevalence - 1998: psychiatric hospital admissions – 1% - 1990 (Winnipeg): Lifetime – 11.2%  dissociative amnesia: 7%  deperso
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