Hallucinogen Persisting Perception
Hallucinogen persisting perception disorder (HPPD) is a chronic disorder in which a person has non-psychotic flashbacks of visual hallucinations or distortions experienced during a previous hallucinogenic drug experience, usually lacking the same feelings of mental intoxication experienced before.
Cluster Number:
Wiki Number: W092
Diagnosis: Hallucinogen-Persisting Perception Disorder
US Patients:
World Patients:
Sex Ratio:
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Symptoms: non-psychotic flashbacks of visual hallucinations from previous drug expereinces; often visual snow as distracting lights
Progression:
Causes: prior use of hallucenogenic drugs, mescaline, MDMA (ecstasy)
Medications: cannabis worsens the effects; sedatives, sobriety from all psychoactive substances appears best
Therapies: talk therapy may help. 1 in 500,000 users may have chronic occurrences.
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4 CURRENT ARTICLES
FROM PUBMED
The world-wide medical research
reports chosen for each diagnosis
Clicking each title opens the
PubMed article’s summary-abstract.
- Resting state functional connectivity in dependent cannabis users: The moderating role of cannabis attitudesby E Kroon on February 1, 2024
CONCLUSIONS: This study highlights the importance of considering individual differences in the perceived harms and benefits of cannabis use as a factor in the associations between brain functioning and cannabis use, CUD severity, and cannabis use-related problems.
- Treatment of Hallucinogen-Persisting Perception Disorder: A case report on repetitive transcranial magnetic stimulation targeting the right temporoparietal junctionby Sylvain Creton on January 7, 2024
No abstract
- Association of Hallucinogen Persisting Perception Disorder with Trait Neuroticism and Mental Health Symptomsby Morgan Hadley on November 27, 2023
Hallucinogen Persisting Perception Disorder (HPPD) is considered rare in hallucinogen users although there are conflicting reports about its incidence and prevalence. HPPD may be more common in those with trait neuroticism. In this study, we invited hallucinogen and other drug users to complete an online questionnaire about their use of hallucinogens, their experience of HPPD symptoms, and their trait neuroticism and mental health symptoms. We received 802 responses with 415 of these containing...
- Hallucinogen-Induced Persisting Perception Disorder: A Case Reportby Javairia Ayyub on November 1, 2023
Hallucinogen-persisting perception disorder (HPPD), also known as acute hallucinogen-induced psychosis or informally known as "flashbacks," is an unusual condition experienced by patients due to the use of different hallucinogenic substances. Hallucinogen-persisting perception disorder causes many symptoms, predominantly persistent visual perception distortion instead of intermittent distortion. Although different hallucinogens could cause HPPD, lysergic acid diethylamide (LSD) and LSD-like...