Impact of Compression Garments on Pain in Patients With Complex Regional Pain Syndrome of the Upper Limbs.

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