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Dementia praecox was reconstituted as schizophrenia, paranoia was renamed as delusional disorder and manic-depressive insanity as bipolar disorder (epilepsy was transferred from psychiatry to neurology). The 'mental symptoms' included under the concept schizophrenia are real enough, affect people, and will always need understanding and treatment.
This hypothesis purports that schizophrenia is a vestigial behaviour that was once adaptive to hunting and gathering tribes. Psychosis prompts shamans to communicate with the spirit world, which results in the formation of religious myths. The shamanistic theory posits that the universal presence of shamanism in all hunting and gathering ...
The disadvantageous-byproduct view hypothesizes that schizophrenia started to occur when humans diverged from primates. According to this view, schizophrenia symptoms are extreme versions of normal social behaviors. [6] Symptoms of schizophrenia such as delusions are extreme versions of cognitive processes that can be greatly beneficial.
'This will turn out to be the most important break in the disease,' the Broad Institute's director Eric Lander said.
Schizophrenia is a mental disorder [17] [7] characterized variously by hallucinations (typically, hearing voices), delusions, disorganized thinking and behavior, [10] and flat or inappropriate affect. [7]
The term for schizophrenia in Japan was changed from Seishin-Bunretsu-Byō 精神分裂病 (mind-split-disease) to Tōgō-shitchō-shō 統合失調症 (integration disorder) to reduce stigma. [26] The new name was inspired by the biopsychosocial model; it increased the percentage of patients who were informed of the diagnosis from 37% to 70% ...
The causes of schizophrenia that underlie the development of schizophrenia, a psychiatric disorder, are complex and not clearly understood.A number of hypotheses including the dopamine hypothesis, and the glutamate hypothesis have been put forward in an attempt to explain the link between altered brain function and the symptoms and development of schizophrenia.
Schizophrenia is a somewhat rare disease affecting approximately 3.2 million Americans in the United States. Also, in an average year, about 100,000 individuals will be diagnosed with schizophrenia. [18] In 2010, there were approximately 397,200 hospitalizations for schizophrenia in the United States.