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March 11 - H D 370 Lecture 15 Thought D isorders...

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HD 370- 3/11/08- Lecture 15 Thought Disorders, Schizophrenia, Play within the Play Today’s Lecture 1. What is a “thought disorder?” 2. Full-Blown Schizophrenia – what does it look like? 3. Positive & Negative Symptoms 4. Pro-dromal vs. Acute Onset 5. Case Study: “Jim” 6. The “spectrum disorders” and what they suggest about the genetics of schizophrenia 7. Meanwhile, back at Elsinore … Thought Disorders: - problems distinguishing internal and external experiences, believe your fantasies or thoughts more than you believe the outside world - serial killers- often they have a meaning behind it, they feel something will happen n to them if they don’t kill them - can also come from Alzheimer’s or Dementia - recreational drugs, acid, LSD psychotic episode, thought disorder o drugs bring about altered state = thought disorder - a life where you cannot trust your thoughts/mind Full-Blown Schizophrenia (read slide) - don’t say schizophrenics, but say people are suffering from schizophrenia - Diagnostic Criteria o 2 or more of the following: delusions, hallucinations, disorganized speech (frequent derailment or incoherence),
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motionless/frozen, negative symptoms (affective flattening, avolution- no will or desire, alogia- no words - only need 1 if that one symptom is extreme - most people who hear voices are hearing aggressive voices, telling them to kill, cut, laughing at them, occasionally cognitive voices - social/occupational disfunction - continues for at least 6 months, at least 1 month of symptoms - Schizoaffective and Mood Disorder- can’t occur together - Substance or drug abuse - Can’t have pervasive developmental disorder or autism Positive and Negative Symptoms Positive symptoms refer to the mental features which shouldn’t be there … 1) Delusions 2) Hallucinations – auditory/visual/olfactory 3) Bizarre Speech – Neologisms 4) Inappropriate Affect- look happy but being sad, bizarre 5) Perseverations/Clang Associations- mental and verbally, speech is derailed by resemblances of words 6) Violent or threatening behavior
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