schizophrenia

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Schizophrenia is a chronic, severe, disabling, brain disorder that affects how a person thinks, feels and acts. Someone with schizophrenia may have difficulties distinguishing between what is real and what is imaginary, be unresponsive or withdrawn, and may have difficulty expressing normal emotions in social situations. The cause of schizophrenia is still unclear, but some theories about the cause of the disease include: genetics, an imbalance in the brains chemistry, traumatic experience or accident, and/or possible viral infections and disorders. The illness occurs in 1% of the general population, but occurs in approximately 10% of people who have a first-degree relative with the disorder such as a parent or sibling. The risk is highest for an identical twin or a person with schizophrenia - with a 40-65% chance of developing the disorder. Scientists believe that an imbalance in the chemical reactions in the brain involving the neurotransmitters may play a role in the development schizophrenia. The brains of people with schizophrenia also show small differences such as enlarged ventricles, less gray matter, and some areas may have less or more brain activity. Schizophrenia affects men and women equally and occurs at similar rates in all ethnic groups. Symptoms will usually start between the ages of 16 and 30 but men tend to start experiencing symptoms earlier than women. Schizophrenia is rarely diagnosed after age 45 and rarely occurs in children however the rates of child-onset schizophrenia are increasing. The signs and symptoms vary from individual to individual, but all people with the disorder show one or more of the following symptoms:  Delusions: beliefs that are not true such as feeling people are followin... ... middle of paper ... ...ence? /. The American Journal of Geriatric Psychiatry, 6(4), 345-7. Retrieved from http://search.proquest.com/docview/195980575?accountid=158514 Andrade, C. (2009). Depression and schizophrenia. Indian Journal of Psychiatry, 51(2), 150-152. doi:http://dx.doi.org/10.4103/0019-5545.49458 Geller, B. (2001). Brain changes in adolescents with early-onset schizophrenia. Journal Watch.Psychiatry, doi:http://dx.doi.org/10.1056/JP200110180000009 Malaspina, D., Goetz, R. R., Jill, H. F., Kaufmann, C. A., & al, e. (2001). Traumatic brain injury and schizophrenia in members of schizophrenia and bipolar disorder pedigrees. The American Journal of Psychiatry, 158(3), 440-6. Retrieved from http://search.proquest.com/docview/220456413?accountid=158514 The American Journal of Psychiatry, 158(3), 440-6. Retrieved from http://search.proquest.com/docview/220456413?accountid=158514

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