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Schizophrenia is a mental disorder [17][7] characterized by hallucinations (typically hearing voices), delusions, disorganized thinking and behavior, [10] and flat or inappropriate affect. [7] Symptoms develop gradually and typically begin during young adulthood and are never resolved. [3][10] There is no objective diagnostic test; diagnosis is ...
Symptoms in Schizophrenia, a 1938 silent film. Basic symptoms of schizophrenia are subjective symptoms, described as experienced from a person's perspective, which show evidence of underlying psychopathology. Basic symptoms have generally been applied to the assessment of people who may be at risk to develop psychosis. Though basic symptoms are ...
The prognosis of schizophrenia is varied at the individual level. In general it has great human and economics costs. [1] It results in a decreased life expectancy of 12–15 years primarily due to its association with obesity, little exercise, and smoking, while an increased rate of suicide plays a lesser role. [1]
Scratch-drawings on the wall in St. Elizabeths Hospital made by a prisoner with "a disturbed case of dementia praecox". Paul Eugen Bleuler first used the term "schizophreniegruppe", on April 24, 1908, during a lecture at a meeting of the German Psychiatric Association in Berlin. [23] The word schizophrenia translates as "split mind" from the ...
Schizophrenia is diagnosed 1.4 times more frequently in males than females, and typically appears earlier in men [7] —the peak ages of onset are 20–28 years for males and 26–32 years for females. [9] Onset in childhood, before the age of 13 can sometimes occur. [10][11] A later onset can occur between the ages of 40 and 60, known as late ...
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.
Simple-type schizophrenia is characterized by negative ("deficit") symptoms, such as avolition, apathy, anhedonia, reduced affect display, lack of initiative, lack of motivation, low activity; with absence of hallucinations or delusions of any kind. Simple schizophrenia was included as a proposed diagnosis for further study in the appendix of ...
Schizoaffective disorder is a mental disorder characterized by symptoms of both schizophrenia (psychosis) and a mood disorder - either bipolar disorder or depression. [4][5] The main diagnostic criterion is the presence of psychotic symptoms for at least two weeks without prominent mood symptoms. [5] Common symptoms include hallucinations ...