Inclusion Criteria:

• Patients with CRPS of the upper limb with neuropathic pain

  • Diagnosis of CRPS according to the Budapest criteria
  • Diagnosis of neuropathic pain according to DN4

• CRPS evolving for more than 3 months

• No phlebitis or open sores on the upper limbs

• Patient consent to participate in the study

• No modification of his drug treatment for 1 month

• Affiliation to a social security scheme or beneficiary of such a scheme

Exclusion Criteria:

• Patient under guardianship, curatorship or safeguard of justice
• Psychiatric pathology altering the ability to consent
• Severe cognitive disorders that do not allow the patient to assess his pain
• Skin pathology preventing the wearing of the compression garment
• Patient who has previously worn a compression garment
• History of vascular disorders of the upper limbs, lymph node dissection, or any other pathology that can lead to edema regardless of CRPS
• Known allergy to one of the components of the compression garments of the Cerecare brand
• Declared pregnancy, breastfeeding woman or woman of childbearing potential without contraception
• Inability to put on the compression garment alone