Efficacy of Ericksonian Hypnosis in the Management of Chronic Pain Related to Parkinson's Disease

Inclusion Criteria:

• Men or women

• 18 to 80 years old

• idiopathic Parkinson's disease

• without neurological co-morbidity

• Suffering from chronic pain (for at least 3 months), related to Parkinson's disease

• Having a pain intensity of at least 30 mm on the VAS (average intensity over theprevious week) for Parkinson's disease-related pain

• antiparkinsonian, analgesic and psychotropic treatments stable for 1-month

• having a health insurance

• signed informed consent form

Exclusion Criteria:

• Patient with a neurological condition other than Parkinson's disease or with anatypical Parkinson's syndrome

• Early untreated patient

• Patient with acute intercurrent pain

• Patient whose pain is mainly attributable to another pathology (rheumatoidarthritis, spondyloarthritis ankylosing, diabetic neuropathy, cancer, etc.)

• Patient with cognitive impairment objectified by a score at the Montreal CognitiveAssessment (MoCA) <24

• Patient with hallucinations and/or psychosis (MDS-UPDRS 1.2> 1)

• Patient with a apathy (MDS-UPDRS 1.5> 1)

• Patient with disabling dyskinesia (MDS-UPDRS) 4.1 AND 4.2> 1)

• Patient under the protection of adults

• Pregnant or lactating woman