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93 Possible Causes for Perceptual Distortion

  • Hallucinogen

    It is described as a re-experiencing of some perceptual distortions induced while intoxicated and suggested to subsequently cause functional impairment or anxiety.[] 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[] These substances create euphoria and have psychedelic effects (visual and auditory perceptual distortions).[]

  • Schizophrenia

    Positive symptoms include psychosis as evidenced by distortions of thought content (delusions) and/or perceptual distortion (hallucinations) and disorganization evidenced[] Prodromal symptoms include withdrawal, social isolation, reduced interest or initiative, elaborate speech, magical thinking, unusual perceptual experiences, and strange behaviors[] Typical characteristics are divided into prodromal (pre/early), positive (excess/distortion of normal function), and negative (reduction /loss of normal function) symptoms[]

  • Sensory Deprivation

    Weak correlations were found between HS-evoked perceptual distortion and level of dissociation in two regions (P 0.050).[] Auditory and visual hallucinations and disorientation in time and place indicate perceptual distortions due to sensory deprivation.[] As expected, volunteers who were less prone to hallucinations experienced fewer perceptual distortions, but they still reported a variety of delusions and hallucinations.[]

  • Anti-NMDA Receptor Encephalitis

    A 3-year-old girl suffered from anti-N-methyl-d-aspartate (anti-NMDA) receptor encephalitis after resolution of herpes simplex virus encephalitis (HSE). Methylprednisolone pulse and immunoglobulin therapies showed little effect, but the patient completely recovered after six courses of monthly cyclophosphamide pulse[…][]

  • Cannabis Abuse

    1. Twenty-one schizophrenic or schizoaffective patients with histories of cannabis abuse and operationally-defined syndromes of post-psychotic depression completed a double-blind trial of adjunctive imipramine added to their on-going medication regimen of fluphenazine decanoate and benztropine. 2. The[…][]

  • Disorder of the Lens

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

  • Alprazolam

    Agitation, depersonalization, and perceptual distortion can occur during withdrawal from alprazolam.[6] Short-acting benzodiazepines, such as alprazolam, might be associated[]

  • Hallucinogen Abuse

    Drugs like marijuana (cannabis products) are often considered to be hallucinogenic drugs by lay individuals; however, the perceptual distortions produced by drugs like cannabis[] distortions, such as bipolar disorder , schizophrenia , obsessive-compulsive disorder , and dementia.[] […] approved for such use at this time, some hallucinogenic drugs have been scientifically tested to see if they might have therapeutic effects on who people who experience perceptual[]

  • Addictive Behavior

    distortion or bizarre thought that recurs after the chemical effects of a drug have worn off 1. volatile solvents (paint thinners, gasoline) 2.[] […] which a stimulus evokes a sensation that is not appropriate, such as a color has a smell Altered States of Consciousness profound changes in mood, thinking and perception perceptual[]

  • Alcohol Withdrawal Delirium

    The features included delirium and autonomic hyperactivity, perceptual distortions, global confusion.[]

Further symptoms