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Delusional disorder, traditionally synonymous with paranoia, is a mental illness in which a person has delusions, but with no accompanying prominent hallucinations, thought disorder, mood disorder, or significant flattening of affect. [6][7] Delusions are a specific symptom of psychosis. Delusions can be bizarre or non-bizarre in content; [7 ...
Non-bizarre delusions are also present in delusional disorder, and social withdrawal in social anxiety disorder, avoidant personality disorder and schizotypal personality disorder. Schizotypal personality disorder has symptoms that are similar but less severe than those of schizophrenia. [10]
Delusion. A delusion[a] is a false fixed belief that is not amenable to change in light of conflicting evidence. [2] As a pathology, it is distinct from a belief based on false or incomplete information, confabulation, dogma, illusion, hallucination, or some other misleading effects of perception, as individuals with those beliefs are able to ...
Ideas of reference and delusions of reference describe the phenomenon of an individual experiencing innocuous events or mere coincidences [1] and believing they have strong personal significance. [2] It is "the notion that everything one perceives in the world relates to one's own destiny", usually in a negative and hostile manner.
Psychiatry. Delusional misidentification syndrome is an umbrella term, introduced by Christodoulou (in his book The Delusional Misidentification Syndromes, Karger, Basel, 1986) for a group of four delusional disorders that occur in the context of mental and neurological illness. They are grouped together as they often occur simultaneously or ...
Grandiose delusions (GDs), also known as delusions of grandeur or expansive delusions, [1] are a subtype of delusion characterized by extraordinary belief that one is famous, omnipotent, wealthy, or otherwise very powerful. Grandiose delusions often have a religious, science fictional, or supernatural theme. Examples include the extraordinary ...
6% among individuals with schizophrenia in one study. Thought broadcasting is a type of delusional condition in which the affected person believes that others can hear their inner thoughts, despite a clear lack of evidence. The person may believe that either those nearby can perceive their thoughts or that they are being transmitted via mediums ...
A monothematic delusion is a delusional state that concerns only one particular topic. This is contrasted by what is sometimes called multi-thematic or polythematic delusions where the person has a range of delusions (typically the case of schizophrenia). These disorders can occur within the context of schizophrenia or dementia or they can ...