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Psychosis is a symptom or feature of mental illness typically characterized by radical changes in personality, impaired functioning, and a distorted or non-existent sense of objective reality. Patients suffering from psychosis have impaired reality testing; that is, they are unable to distinguish personal, subjective experience from the reality of the external world.
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Psychosis is a loss of contact with reality, usually including false ideas about what is taking place or who one is (delusions) and seeing or hearing things that aren't there (hallucinations.
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Psychosis is a symptom of mental illness characterized by a radical change in personality and a distorted or diminished sense of objective reality. Psychosis appears as a symptom of a number of mental disorders, including mood and personality disorders , schizophrenia , delusional disorder , and substance abuse.
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