Recent psychiatric classifications refer to the syndrome as shared psychotic disorder DSM-4 — This syndrome is most commonly diagnosed when the two or more individuals of concern live in proximity, may be socially or physically isolated, and have little interaction with other people. The current Diagnostic and Statistical Manual of Mental Disorders states that a person cannot be diagnosed as being delusional if the belief in question is one "ordinarily accepted by other members of the person's culture or subculture. When a large number of people may come to believe obviously false and potentially distressing things based purely on hearsay, these beliefs are not considered to be clinical delusions by the psychiatric profession and are labelled instead as mass hysteria. As with most psychological disorders, the extent and type of delusion varies, but the non-dominant person's delusional symptoms usually resemble those of the inducer. Psychology Today magazine defines delusions as "fixed beliefs that do not change, even when a person is presented with conflicting evidence.
Psychotic Disorder Due to a General Medical Condition | Abnormal Psychology
Psychotic disorders — disorders in which the individual loses contact with reality and perceives the world in a different way than the others. Schizophrenia is a severe psychotic disorder affecting the thinking, emotions, and actions of a person. Schizophrenia is the most known disorder from the spectrum. These must however not be due to substance or medication. Individuals suffering from schizophrenia must show as well deviation from normal function — the disorder affecting daily life.
Psychotic Disorder Due to Another Medical Condition
Prevalence rates for Psychotic Disorder Due to a General Medical Condition are difficult to estimate given the wide variety of underlying medical etiologies. Research does suggest that the syndrome is underdiagnosed in the general medical setting. Psychotic Disorder Due to a General Medical Condition may be a single transient state or it may be recurrent, cycling with exacerbations and remissions of the underlying general medical condition.