Perceptual Distortion: Causes & Reasons

Possible Causes for Perceptual Distortion

It is currently characterized as involving marked interpersonal deficits, cognitive and perceptual distortions, and odd and eccentric behaviors. [oxfordhandbooks.com]

distortions and eccentricities of behavior This pattern is shown by the presence of ≥ 5 of the following: Ideas of reference (notions that everyday occurrences have special [msdmanuals.com]

[…] diagnosis of schizotypal personality disorder, patients must have A persistent pattern of intense discomfort with and decreased capacity for close relationships Cognitive or perceptual [msdmanuals.com]

Schizophrenia

In the advanced prodromal phase, subclinical symptoms may emerge; they include withdrawal or isolation, irritability, suspiciousness, unusual thoughts, perceptual distortions [merckmanuals.com]

In the prodromal phase, individuals may show no symptoms or may have impaired social competence, mild cognitive disorganization or perceptual distortion, a diminished capacity [merckmanuals.com]

Hallucinogen

Mescaline's perceptual distortions typically affect a person's thinking process, time awareness and self-awareness. [study.com]

It is described as a re-experiencing of some perceptual distortions induced while intoxicated and suggested to subsequently cause functional impairment or anxiety. [ncbi.nlm.nih.gov]

Nine individuals (75%) in the schizophrenia and HPPD group reported the ability to identify specific precursory cues for the appearance of the HPPD-associated perceptual distortions [ncbi.nlm.nih.gov]

Kleine-Levin Syndrome

[…] alterations, distorted sense of time, unreal or absent self, emotional and/or physical numbing.)" [neurocritic.blogspot.com]

Depersonalization: Experiences of unreality, detachment, or being an outside observer with respect to one's thoughts, feelings, sensations, body, or actions (e.g.,perceptual [neurocritic.blogspot.com]

Cannabis Abuse

24/7, Toll-Free, Confidential 844-207-6576 While Marijuana may not be as life-threatening as heroin or cocaine is, developing a marijuana addiction is possible and can have immensely negative effects on the body and brain. Marijuana is one of the most popular drugs available due to easy accessibility and the various[…] [therecoveryvillage.com]

Anti-NMDA Receptor Encephalitis

[…] by, Last updated May 24, 2016 Reviewed and revised 8 July 2014 OVERVIEW Anti-NMDA Receptor Encephalitis is an under-recognised progressive neurological disorder caused by antibodies against NR1-NR2 NMDA receptors 60% of patients with anti-NMDA receptor encephalitis have the presence of a tumour (most commonly[…] [lifeinthefastlane.com]

Hallucinogen Delusional Disorder

distortions experienced correspond with reality), and affective or mood disorder, which consist of anxiety, depression, or mania (typically, the individual feels that he [greenfacts.org]

Mescaline's perceptual distortions typically affect a person's thinking process, time awareness and self-awareness. [study.com]

distortions. [ncbi.nlm.nih.gov]

Lysergic Acid Diethylamide Poisoning

distortions and hallucinations. [link.springer.com]

Sensory effects include perceptual distortions that vary with dose, setting, and mood. Psychic effects include distortions of thought associated with time and space. [drug.addictionblog.org]

Responses to hallucinogens depend on several factors, including the user’s expectations, ability to cope with perceptual distortions, and the setting. [merckmanuals.com]

Hallucinogen Affective Disorder

Overdose LSD is not a particularly toxic drug; deaths that have been linked to LSD are usually unintended consequences of perceptual distortion, such as falls. [sl.nsw.gov.au]

distortions. [ncbi.nlm.nih.gov]

Perceptual distortions began after using psilocybin in the form of Psilocybe semilanceata Reexperienced psilocybin-like effects the following day when using cannabis. [thedrugclassroom.com]

Organic Hallucination

distortions arising from any of the five senses. [currentnursing.com]

Hinsberger and colleagues 10 described toxic effects such as slurred speech, nausea, ataxia, nystagmus, mood changes, perceptual distortions, and aggressive behavior. [primarypsychiatry.com]

Hallucinogen intoxication can cause hallucinogenic hallucinosis, characterized by perceptual distortions, maladaptive behavioral changes, and impaired judgment. [dualdiagnosis.org]

Toad Poisoning

After two to three minutes, the initial intensity fades to a pleasant LSD-like sensation in which visual illusions, hallucinations, and perceptual distortions are common. [dmtsite.com]

Schizoid Personality Disorder

distortion ) デキストロアンフェタミン ( dextroamphetamine ) 双生児研究 ( twin study ) 反社会性パーソナリティ障害 ( antisocial personality disorder ) セロトニン受容体 ( serotonin receptor ) 胃腸出血 ( gastrointestinal [lsd-project.jp]

distortions and eccentricities of behavior, beginning by early adulthood and present in a variety of contexts." [psychology.about.com]

Symptoms of Schizotypal Personality Disorder include those listed above AND: Cognitive and/or perceptual distortions Inaccurate interpretation of casual incidents and events [louisebehiel.com]

Alice in Wonderland Syndrome

distortions are the hallmark of Alice in Wonderland syndrome, so dubbed because Alice experiences some very similar symptoms during her journey through Wonderland in Lewis [livescience.com]

[…] people all out of proportion — things would look too big, too small, or farther or closer than they actually were. [ Trippy Tales: The History of 8 Hallucinogens ] These perceptual [livescience.com]

Organic Personality Disorder

distortions and eccentricities Cluster B—dramatic, emotional, or erratic Antisocial Disregard for rights of others Violation of rights of others Lack of remorse for wrongdoing [aafp.org]

distortions .05 With coma .06 With convulsions .07 Pathological intoxication F1x.1 Harmful use F1x.2 Dependence syndrome .20 Currently abstinent .200 Early remission .201 [priory.com]

[…] a variety of contexts Schizoid Detachment from social relationships Restricted range of emotional expressions Schizotypal Social and interpersonal deficits Cognitive or perceptual [aafp.org]

Disorders of Visual Cortex

“Now, knowing the timing, it is clearer that their perceptual distortions are more likely to be rooted early in their visual systems .”– by Samantha Costa Disclosure: Strober [healio.com]

“Now, knowing the timing, it is clearer that their perceptual distortions are more likely to be rooted early in their visual systems. [newsroom.ucla.edu]

Section 18.8.2 is focused on the perception of visual snow and related perceptual distortions. [neuronresearch.net]

Organic Delusional Disorder

distortions .05 With coma .06 With convulsions .07 Pathological intoxication F1x.1 Harmful use F1x.2 Dependence syndrome .20 Currently abstinent .21 Currently abstinent, [naswma.org]

distortions .05 With coma .06 With convulsions .07 Pathological intoxication F1x.1 Harmful use F1x.2 Dependence syndrome .20 Currently abstinent .200 Early remission .201 [priory.com]

[…] conditions, as follows: F1x.0 Acute intoxication .00 Uncomplicated .01 With trauma or other bodily injury .02 With other medical complications .03 With delirium .04 With perceptual [naswma.org]

Alcoholic Amnestic Disorder

The disorder is characterized by hallucinations (typically auditory, but often in more than one sensory modality), perceptual distortions, delusions (often of a paranoid or [apps.who.int]

Hallucinogen persisting perceptual disorder (HPPD) is characterized by hallucinations, usually visual, and other sensory distortions. [blackbearrehab.com]

Disorder of the Lens

This perceptual distortion leads to paranoia, anxiety and the tendency to turn inward in social situations. [psychlens.com]

Hallucinogen Abuse

Responses to hallucinogens depend on several factors, including the user’s expectations, ability to cope with perceptual distortions, and the setting. [merckmanuals.com]

Drugs like marijuana (cannabis products) are often considered to be hallucinogenic drugs by lay individuals; however, the perceptual distortions produced by drugs like cannabis [lagunatreatment.com]

These include psychedelic agents, such as lysergic acid diethylamide (LSD), which are used for their ability to produce perceptual distortions at low and moderate doses. [zh.wikipedia.org]

Histrionic Personality Disorder

Abstract Several types of perceptual distortions of two anxiety-arousing visual stimuli are coded as repression in the Defense Mechanism Test, a tachistoscopic, percept-genetic [ncbi.nlm.nih.gov]

[…] or perceptual distortions impulsive behaviour intense but unstable relationships with others The symptoms of a personality disorder may range from mild to severe and usually [nhs.uk]

Psychotherapy aims to identify perceptual distortions and their historical sources and to facilitate the development of more adaptive modes of perception and response. [web.archive.org]

Substance Withdrawal Syndrome

Sedative withdrawal syndromes have many features in common with alcohol withdrawal, but may also include muscle aches and twitches, perceptual distortions, and distortions [who.int]

Benzodiazepine Withdrawal

Perceptual distortions hypersensitivity to very loud noises abnormal body sensations depersonalisation /derealisation. [sahealth.sa.gov.au]

Perceptual distortions hypersensitivity to very loud noises abnormal body sensations depersonalisation/derealisation. [sahealth.sa.gov.au]

These new symptoms include hypersensitivity to sensory stimuli (sound, light, touch, taste, and smell) and perceptual distortions (e.g., sensation of the floor undulating, [benzo.org.uk]

Paranoid Schizophrenia

After the prodromal phase, the patient enters the active phase of schizophrenia, during which they experience debilitating thoughts and perceptual distortions. [psycom.net]

The vast majority of their energy and attention is focused on keeping to and protecting their falsely held beliefs or perceptual distortions. 7 The most common time a person [psycom.net]

Schizoaffective Disorder

Those who are diagnosed with this disorder has repeated episodes of depressed or elevated mood either separately or mixed which may occur at the same time as perceptual distortions [parkroyalhospital.com]

It is usually treated with a combination of the following approaches: Supportive and reality based therapy to change perceptual distortions and delusional thoughts. [lifeskillssouthflorida.com]

Basilar Migraine

My neurologist muses on how so many of my symptoms seem to stem from the parietal lobe: perceptual distortions, clumsiness, etc. [chronicadvocate.org]

Simple Schizophrenia

distortions. 9 Someone with schizotypal personality disorder may have ideas of reference. [psycom.net]

[…] is characterized by pervasive deficits in social and interpersonal skills, eccentric behavior, discomfort forming close personal relationships, as well as cognitive and perceptual [psycom.net]

Anticholinergic Toxicity

Finally, deaths from trauma or drowning caused by perceptual distortion are also attributed to anticholinergics. 6 Poisonings with belladonna alkaloids are common. [clinicalgate.com]

Amphetamine Delusional Disorder

distortions Hallucinations Delirium Withdrawal from depressants may also bring about mental health symptoms such as anxiety, perceptual disturbances, hallucinations/illusions [greenhousetreatment.com]

Hallucinogens (PCP, LSD, Ketamine, peyote, ecstasy, mushrooms): Hallucinations Distorted sense of time and space Mixing of perceptions such as “seeing sounds” or “hearing [greenhousetreatment.com]

[…] problems Cognitive decline and difficulties concentrating Depressants (alcohol, benzodiazepines, marijuana): Impaired cognition Aggression Rapid mood changes Impaired judgment Perceptual [greenhousetreatment.com]

Borderline Personality Disorder

For example, ScPD or BPD subjects with prominent cognitive/perceptual distortion may respond to neuroleptic agents, while some BPD subjects with depressed mood may respond [ncbi.nlm.nih.gov]

[…] or perceptual distortions impulsive behaviour intense but unstable relationships with others The symptoms of a personality disorder may range from mild to severe and usually [nhs.uk]

" or "perceptual distortions") impulsive behaviour intense but unstable relationships with others The symptoms of a personality disorder may range from mild to severe and [nhs.uk]

Personality Disorder

Unlike the Schizoid Personality Disorder, they also experience perceptual and cognitive distortions and/or eccentric behavior. [mentalhelp.net]

distortions and behavioral eccentricities), and paranoid (pervasive distrust and suspiciousness of others). 7 Enlarge Print Table 1. [aafp.org]

People with STPD usually underestimate the maladaptiveness of their social isolation and perceptual distortions; they tend to consider themselves to be simply eccentric, creative [courses.lumenlearning.com]