Schizophrenia
David Alvarez December 8, 2003 Psychology Final Schizophrenia Schizophrenia is a mental disorder characterized by separation between thought and emotion. ... Nearly 14 in every 1000 adults will develop some type of schizophrenia, but it is more likely to develop in younger people and in a greater chance to strike males earlier and more severely. Despite the fact that many of the historic views concerning schizophrenia are no longer accepted, many earlier ideas, such as the subgroups of the disorder are consider in formulating questions for their studies. ... Emil Kraepelin was one of the first writers to classify schizophrenia as a distinct disorder, dementia praecox, as was named by the German physician Kraepelin. ... He divided schizophrenia into three subtypes: paranoid, hebephrenic, and catatonic. ... Bleuler broadened the concept; he also added another type of the disorder, which he called simple schizophrenia, to the other three that Kraepelin had suggested. ... In his work, he showed that some people have the potential to develop disorders, but because particular types of the environment did not occur, the illness remained latent and these people never showed signs of schizophrenia. Kurt Schneider was one of the leaders in the effort to define the meaning of schizophrenia, and make it easier to reach an agreement over. ... Second-rank symptoms included other symptoms associated with schizophrenia that, in his view, could also be found in other psychotic disorders. Schizophrenia has positive and negative symptoms. ... They are usually most repeated in the first stages of early stages of schizophrenia. ... The cause of schizophrenia is not known, even though it seems likely that symptoms of schizophrenia are produced by the interaction of vulnerability factors with some kind of environmental stress. ... A person that undergoes genetic studies is called the index case; index case studies have shown over the years that schizophrenia is closely related with the closeness of genetic relationship.