PSYC3102 Lecture Notes - Lecture 3: Neurotransmitter, Dyskinesia, Delusional Disorder

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10 Aug 2018
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History kraepelin (1899) distinguished dementia praecox, manic depressive psychosis and paranoia as mental disorders, bleuler (1911) coined the term schizophrenia, disturbances of affect, ambivalence, associations and autism as its symptoms. Myths people with the disorder are dangers, that they have split personalities (only split thinking) Other dsm criteria social occupational dysfunction, duration (continuous signs for 6 months), schizoaffective and mood disorder exclusion, substance/general medical condition exclusion, relationship to a pervasive developmental disorder. Disturbances of perception hallucinations (false sensory perception not associated with external stimuli), includes auditory, visual, olfactory, gustatory, tactile, 75% have auditory hallucinations, usually negative voices. Disturbances of affect affect is the expression of emotion as observed by others, refers to the depth of emotion and feeling tone, can be restricted, blunted or flat (most severe, absence of expression of emotion) Disturbances in psychomotor behaviour/catatonia (limitations in movement) catatonic stupor (moving so slow almost to the point of immobility), catatonic rigidity (cannot be moved out of rigid position)

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