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Relief from intractable phantom pain by combining psilocybin and mirror visual-feedback (MVF)

Vilayanur S. Ramachandran, Chaipat Chunharas, Zeve Marcus, Timothy Furnish, Albert Y.-M. Lin

Neurocase March 4, 2018 DOI: 10.1080/13554794.2018.1468469 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Case study Case report Peer reviewed
Sample size 1
Population Person with leg amputation and phantom-limb pain
Interventions Mirror-visual-feedback phantom massage psilocybin artificial flames
Topics Psilocybin
Keywords Imaging phantom Phantom limb Phantom pain Illusion Forehead Nail fastener
Citations 63
Key findings Psilocybin paired with mirror-visual-feedback completely eliminated phantom-limb pain.

Abstract

AL's leg was amputated resulting in phantom-limb pain (PLP). (1) When a volunteer placed her foot on or near the phantom - touching it evoked organized sensations in corresponding locations on AL's phantom. (2) Mirror-visual-feedback (MVF) relieved PLP, as did, "phantom massage". (3) Psilocybin-MVF pairing produced synergistic effects, complete elimination of PLP, and reduction in paroxysmal episodes. (4) Touching the volunteer's leg where AL previously had external fixators, evoked sensation of nails boring through the leg. Using a "telescoping" nail, we created the illusion of a nail being removed with corresponding pain relief. (5) Artificial flames produced warmth in the phantom.

Comparable studies

Other case reports and case series on psilocybin, most cited first.

Study Year Design Participants
Psilocybin Mushroom (Psilocybe semilanceata) Intoxication with Myocardial Infarction 18-year-old man 1998 Case study n = 1
Hallucinogen persisting perception disorder after psilocybin consumption: a case study 18-year-old man with HPPD after mixed psilocybin and cannabis intoxication 2005 Case study n = 1
Microdosing psilocybin for chronic pain: a case series Individuals with chronic neuropathic pain 2022 Case series n = 3
Psilocybin and Obsessive Compulsive Disorder Individual with Obsessive Compulsive Disorder 2014 Case study n = 1
Abuse of Indigenous Psilocybin Mushrooms: A New Fashion and Some Psychiatric Complications Patients presenting to medical or psychiatric emergency clinics after using Psilocybe... 1978 Case series n = 3

Citations in the library

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