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Paraphrenia is often associated with a physical change in the brain, such as a tumor, stroke, ventricular enlargement, or neurodegenerative process. [4] Research that reviewed the relationship between organic brain lesions and the development of delusions suggested that "brain lesions which lead to subcortical dysfunction could produce delusions when elaborated by an intact cortex".
Delusional infestation is classified as a delusional disorder of the somatic subtype in the Diagnostic and Statistical Manual of Mental Disorders (). [1] [8] The name delusional parasitosis has been the most common name since 2015, but the condition has also been called delusional infestation, delusory parasitosis, delusional ectoparasitosis, psychogenic parasitosis, Ekbom syndrome ...
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 ...
Delusions, common as the illness progresses, tend to be poorly systematized and absurd. They can be grandiose, melancholic, or paranoid. These delusions include ideas of great wealth, immortality, thousands of lovers, unfathomable power, apocalypsis, nihilism, self-guilt, self-blame, or bizarre hypochondriacal complaints.
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 ...
Mirrored-self misidentification is the delusional belief that one's reflection in the mirror is another person – typically a younger or second version of one's self, a stranger, or a relative. [1] This delusion occurs most frequently in patients with dementia [2] and an affected patient maintains the ability to recognize others' reflections ...
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 ...
Involutional melancholia or involutional depression is a traditional name for a supposed psychiatric disorder which was thought to affect mainly elderly or late middle-aged people, often in association with paranoia. As with other historical descriptions of melancholia, this diagnostic label is not recognized as a psychiatric disorder by the ...