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Index Delusion

A delusion is a mistaken belief that is held with strong conviction even in the presence of superior evidence to the contrary. [1]

93 relations: Alzheimer's disease, American Journal of Psychiatry, American Psychiatric Association, Anthony David (neuropsychiatrist), Anxiety, Bacteria, Behavior, Belief, Bipolar disorder, Bizarre object, Capgras delusion, Clinical lycanthropy, Cognitive behavioral therapy, Concentration, Confabulation, Cotard delusion, Delirium, Delusional disorder, Delusional misidentification syndrome, Delusional parasitosis, Depression (mood), Diagnostic and Statistical Manual of Mental Disorders, Dogma, Dopamine, DSM-5, Empirical evidence, Erotomania, Essentialism, Evidence, Family therapy, Fear, Flea, Folie à deux, Frontotemporal dementia, Gas Light, Gaslighting, Genetics, Hearing, Homovanillic acid, Homovanillyl alcohol, Human physical appearance, Ideas of reference and delusions of reference, Illusion, Immigration, Insect, Intrusive thought, Involuntary commitment, Jerusalem syndrome, Karl Jaspers, Lewy body dementia, ..., Literal and figurative language, Louse, Mania, Martha Mitchell effect, Mass hysteria, Memory, Mite, Monothematic delusion, Mood (psychology), Ohio State University, Omnipotence, Paranoia, Paraphrenia, Paris syndrome, Pathological jealousy, Perception, Persecution, Philip José Farmer, Prelest, Pride, Psychiatry, Psychosis, Psychotherapy, Psychotic depression, Querulant, R. D. Laing, Red Orc's Rage, Reduplicative paramnesia, Religious delusion, Salience network, Schizophrenia, Science fiction, Self-esteem, Spider, Subjectivity, Supernatural, Thought insertion, United States Attorney General, Visual perception, Watergate scandal, White House, Worm, Yale University. Expand index (43 more) »

Alzheimer's disease

Alzheimer's disease (AD), also referred to simply as Alzheimer's, is a chronic neurodegenerative disease that usually starts slowly and worsens over time.

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American Journal of Psychiatry

The American Journal of Psychiatry is a monthly peer-reviewed medical journal covering all aspects of psychiatry and the official journal of the American Psychiatric Association.

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American Psychiatric Association

The American Psychiatric Association (APA) is the main professional organization of psychiatrists and trainee psychiatrists in the United States, and the largest psychiatric organization in the world.

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Anthony David (neuropsychiatrist)

Anthony David FMedSci is Professor of cognitive neuropsychiatry at the Institute of Psychiatry, part of King's College London.

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Anxiety is an emotion characterized by an unpleasant state of inner turmoil, often accompanied by nervous behaviour such as pacing back and forth, somatic complaints, and rumination.

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Bacteria (common noun bacteria, singular bacterium) is a type of biological cell.

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Behavior (American English) or behaviour (Commonwealth English) is the range of actions and mannerisms made by individuals, organisms, systems, or artificial entities in conjunction with themselves or their environment, which includes the other systems or organisms around as well as the (inanimate) physical environment.

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Belief is the state of mind in which a person thinks something to be the case with or without there being empirical evidence to prove that something is the case with factual certainty.

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Bipolar disorder

Bipolar disorder, previously known as manic depression, is a mental disorder that causes periods of depression and periods of abnormally elevated mood.

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Bizarre object

Bizarre object in object relations theory is the name given to external objects which, by way of projective identification, are imbued with characteristics of the subject's own personality.

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Capgras delusion

Capgras delusion is a psychiatric disorder in which a person holds a delusion that a friend, spouse, parent, or other close family member (or pet) has been replaced by an identical impostor.

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Clinical lycanthropy

Clinical lycanthropy is defined as a rare psychiatric syndrome that involves a delusion that the affected person can transform into, has transformed into, or is a non-human animal.

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Cognitive behavioral therapy

Cognitive-behavioral therapy (CBT) is a psycho-social intervention that is the most widely used evidence-based practice aimed at improving mental health.

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In chemistry, concentration is the abundance of a constituent divided by the total volume of a mixture.

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In psychiatry, confabulation (verb: confabulate) is a disturbance of memory, defined as the production of fabricated, distorted, or misinterpreted memories about oneself or the world, without the conscious intention to deceive.

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Cotard delusion

Cotard delusion is a rare mental illness in which the affected person holds the delusional belief that they are already dead, do not exist, are putrefying, or have lost their blood or internal organs.

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Delirium, also known as acute confusional state, is an organically caused decline from a previously baseline level of mental function.

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Delusional disorder

Delusional disorder is a generally rare mental illness in which the patient presents delusions, but with no accompanying prominent hallucinations, thought disorder, mood disorder, or significant flattening of affect.

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Delusional misidentification syndrome

Delusional misidentification syndrome is an umbrella term, introduced by Christodoulou (in his book The Delusional Misidentification Syndromes, Karger, Basel, 1986) for a group of delusional disorders that occur in the context of mental and neurological illness.

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Delusional parasitosis

Delusional parasitosis, also known as delusional infestation or Ekbom's syndrome, is a delusional disorder in which individuals incorrectly believe they are infested with parasites, insects, or bugs, whereas in reality no such infestation is present.

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Depression (mood)

Depression is a state of low mood and aversion to activity that can affect a person's thoughts, behavior, tendencies, feelings, and sense of well-being.

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Diagnostic and Statistical Manual of Mental Disorders

The Diagnostic and Statistical Manual of Mental Disorders (DSM) is published by the American Psychiatric Association (APA) and offers a common language and standard criteria for the classification of mental disorders.

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The term dogma is used in pejorative and non-pejorative senses.

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Dopamine (DA, a contraction of 3,4-dihydroxyphenethylamine) is an organic chemical of the catecholamine and phenethylamine families that plays several important roles in the brain and body.

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The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) is the 2013 update to the Diagnostic and Statistical Manual of Mental Disorders, the taxonomic and diagnostic tool published by the American Psychiatric Association (APA).

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Empirical evidence

Empirical evidence, also known as sensory experience, is the information received by means of the senses, particularly by observation and documentation of patterns and behavior through experimentation.

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Erotomania is listed in the DSM 5 as a subtype of a delusional disorder.

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Essentialism is the view that every entity has a set of attributes that are necessary to its identity and function.

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Evidence, broadly construed, is anything presented in support of an assertion.

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Family therapy

Family therapy, also referred to as couple and family therapy, marriage and family therapy, family systems therapy, and family counseling, is a branch of psychotherapy that works with families and couples in intimate relationships to nurture change and development.

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Fear is a feeling induced by perceived danger or threat that occurs in certain types of organisms, which causes a change in metabolic and organ functions and ultimately a change in behavior, such as fleeing, hiding, or freezing from perceived traumatic events.

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Fleas are small flightless insects that form the order Siphonaptera.

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Folie à deux

Folie à deux (French for "madness of two"), or shared psychosis, is a psychiatric syndrome in which symptoms of a delusional belief and sometimes hallucinations are transmitted from one individual to another.

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Frontotemporal dementia

The frontotemporal dementias (FTD) encompass six types of dementia involving the frontal or temporal lobes.

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Gas Light

Gas Light (known in the United States as Angel Street) is a 1938 play by the British dramatist Patrick Hamilton.

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Gaslighting is a form of psychological manipulation that seeks to sow seeds of doubt in a targeted individual or in members of a targeted group, making them question their own memory, perception, and sanity.

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Genetics is the study of genes, genetic variation, and heredity in living organisms.

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Hearing, or auditory perception, is the ability to perceive sounds by detecting vibrations, changes in the pressure of the surrounding medium through time, through an organ such as the ear.

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Homovanillic acid

Homovanillic acid (HVA) is a major catecholamine metabolite that is produced by a consecutive action of monoamine oxidase and catechol-O-methyltransferase on dopamine.

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Homovanillyl alcohol

Homovanillyl alcohol is a metabolite of hydroxytyrosol, which in turn is a metabolite of the neurotransmitter dopamine.

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Human physical appearance

Human physical appearance is the outward phenotype or look of human beings.

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Ideas of reference and delusions of reference

Ideas of reference and delusions of reference describe the phenomenon of an individual's experiencing innocuous events or mere coincidences and believing they have strong personal significance.

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An illusion is a distortion of the senses, which can reveal how the human brain normally organizes and interprets sensory stimulation.

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Immigration is the international movement of people into a destination country of which they are not natives or where they do not possess citizenship in order to settle or reside there, especially as permanent residents or naturalized citizens, or to take up employment as a migrant worker or temporarily as a foreign worker.

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Insects or Insecta (from Latin insectum) are hexapod invertebrates and the largest group within the arthropod phylum.

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Intrusive thought

An intrusive thought is an unwelcome involuntary thought, image, or unpleasant idea that may become an obsession, is upsetting or distressing, and can feel difficult to manage or eliminate.

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Involuntary commitment

Involuntary commitment or civil commitment (also known informally as sectioning or being sectioned in some jurisdictions, such as the UK) is a legal process through which an individual who is deemed by a qualified agent to have symptoms of severe mental disorder is court-ordered into treatment in a psychiatric hospital (inpatient) or in the community (outpatient).

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Jerusalem syndrome

Jerusalem syndrome is a group of mental phenomena involving the presence of either religiously themed obsessive ideas, delusions or other psychosis-like experiences that are triggered by a visit to the city of Jerusalem.

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Karl Jaspers

Karl Theodor Jaspers (23 February 1883 – 26 February 1969) was a German-Swiss psychiatrist and philosopher who had a strong influence on modern theology, psychiatry, and philosophy.

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Lewy body dementia

Lewy body dementia (LBD, sometimes referred to as Lewy body disorder) is an umbrella term that includes Parkinson's disease dementia (PDD) and dementia with Lewy bodies (DLB), two dementias characterized by abnormal deposits of the protein alpha-synuclein in the brain.

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Literal and figurative language

Literal and figurative language is a distinction within some fields of language analysis, in particular stylistics, rhetoric, and semantics.

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Louse (plural: lice) is the common name for members of the order Phthiraptera, which contains nearly 5,000 species of wingless insect.

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Mania, also known as manic syndrome, is a state of abnormally elevated arousal, affect, and energy level, or "a state of heightened overall activation with enhanced affective expression together with lability of affect." Although mania is often conceived as a "mirror image" to depression, the heightened mood can be either euphoric or irritable; indeed, as the mania intensifies, irritability can be more pronounced and result in violence, or anxiety.

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Martha Mitchell effect

The Martha Mitchell effect is the process by which a psychiatrist, psychologist, or other mental health clinician labels the patient's accurate perception of real events as delusional and misdiagnoses accordingly.

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Mass hysteria

In sociology and psychology, mass hysteria (also known as collective hysteria, group hysteria, or collective obsessional behavior) is a phenomenon that transmits collective illusions of threats, whether real or imaginary, through a population in society as a result of rumors and fear (memory acknowledgement).

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Memory is the faculty of the mind by which information is encoded, stored, and retrieved.

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Mites are small arthropods belonging to the class Arachnida and the subclass Acari (also known as Acarina).

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Monothematic delusion

A monothematic delusion is a delusional state that concerns only one particular topic.

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Mood (psychology)

In psychology, a mood is an emotional state.

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Ohio State University

The Ohio State University, commonly referred to as Ohio State or OSU, is a large, primarily residential, public university in Columbus, Ohio.

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Omnipotence is the quality of having unlimited power.

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Paranoia is an instinct or thought process believed to be heavily influenced by anxiety or fear, often to the point of delusion and irrationality.

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Paraphrenia (from παρά – beside, near + φρήν – intellect, mind) is a mental disorder characterized by an organized system of paranoid delusions with or without hallucinations (the positive symptoms of schizophrenia) and without deterioration of intellect or personality (its negative symptom).

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Paris syndrome

Paris syndrome (Syndrome de Paris, パリ症候群, Pari shōkōgun) is a transient mental disorder exhibited by some individuals when visiting or going on vacation to Paris, as a result of extreme shock derived from their discovery that Paris is not what they had expected it to be.

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Pathological jealousy

Pathological jealousy, also known as Morbid jealousy, Othello syndrome or delusional jealousy, is a psychological disorder in which a person is preoccupied with the thought that their spouse or sexual partner is being unfaithful without having any real proof, along with socially unacceptable or abnormal behaviour related to these thoughts.

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Perception (from the Latin perceptio) is the organization, identification, and interpretation of sensory information in order to represent and understand the presented information, or the environment.

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Persecution is the systematic mistreatment of an individual or group by another individual or group.

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Philip José Farmer

Philip José Farmer (January 26, 1918 – February 25, 2009) was an American author known for his science fiction and fantasy novels and short stories.

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Prelest (from прелесть, from лесть - cajolery; (charm, seduction), πλάνη - plani), also known as: spiritual delusion, spiritual deception, delusion, illusion, – according to Holy Fathers of Orthodox Church, a false spiritual state, a spiritual illness, "a wounding of human nature by falsehood" (St. Ignatius Brianchaninov).

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Pride is an inwardly directed emotion that carries two antithetical meanings.

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Psychiatry is the medical specialty devoted to the diagnosis, prevention and treatment of mental disorders.

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Psychosis is an abnormal condition of the mind that results in difficulties telling what is real and what is not.

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Psychotherapy is the use of psychological methods, particularly when based on regular personal interaction, to help a person change behavior and overcome problems in desired ways.

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Psychotic depression

Psychotic depression, also known as depressive psychosis, is a major depressive episode that is accompanied by psychotic symptoms.

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In the legal profession and courts, a querulant (from the Latin querulus - "complaining") is a person who obsessively feels wronged, particularly about minor causes of action.

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R. D. Laing

Ronald David Laing (7 October 1927 – 23 August 1989), usually cited as R. D. Laing, was a Scottish psychiatrist who wrote extensively on mental illnessin particular, the experience of psychosis.

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Red Orc's Rage

Red Orc's Rage (1991) is a recursive science fiction novel by American writer Philip José Farmer, part of his "World of Tiers" series.

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Reduplicative paramnesia

Reduplicative paramnesia is the delusional belief that a place or location has been duplicated, existing in two or more places simultaneously, or that it has been 'relocated' to another site.

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Religious delusion

A religious delusion is any delusion involving religious themes or subject matter.

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Salience network

The salience network (SN) is a large scale brain network of the human brain that is primarily composed of the anterior insula (AI) and dorsal anterior cingulate cortex (dACC).

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Schizophrenia is a mental disorder characterized by abnormal social behavior and failure to understand reality.

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Science fiction

Science fiction (often shortened to Sci-Fi or SF) is a genre of speculative fiction, typically dealing with imaginative concepts such as advanced science and technology, spaceflight, time travel, and extraterrestrial life.

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Self-esteem reflects an individual's overall subjective emotional evaluation of his or her own worth.

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Spiders (order Araneae) are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom.

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Subjectivity is a central philosophical concept, related to consciousness, agency, personhood, reality, and truth, which has been variously defined by sources.

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The supernatural (Medieval Latin: supernātūrālis: supra "above" + naturalis "natural", first used: 1520–1530 AD) is that which exists (or is claimed to exist), yet cannot be explained by laws of nature.

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Thought insertion

Thought insertion is defined by the ICD-10 as feeling as if one's thoughts are not one's own, but rather belong to someone else and have been inserted into one's mind.

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United States Attorney General

The United States Attorney General (A.G.) is the head of the United States Department of Justice per, concerned with all legal affairs, and is the chief lawyer of the United States government.

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Visual perception

Visual perception is the ability to interpret the surrounding environment using light in the visible spectrum reflected by the objects in the environment.

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Watergate scandal

The Watergate scandal was a major political scandal that occurred in the United States during the early 1970s, following a break-in by five men at the Democratic National Committee (DNC) headquarters at the Watergate office complex in Washington, D.C. on June 17, 1972, and President Richard Nixon's administration's subsequent attempt to cover up its involvement.

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White House

The White House is the official residence and workplace of the President of the United States.

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Worms are many different distantly related animals that typically have a long cylindrical tube-like body and no limbs.

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Yale University

Yale University is an American private Ivy League research university in New Haven, Connecticut.

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Dellusion, Dellusionism, Deluded, Deluded mind, Deluding, Delusion (psychiatry), Delusional, Delusionism, Delusions, Paranoid delusions.


[1] https://en.wikipedia.org/wiki/Delusion

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