Conditions: Central Post Stroke Pain
Keywords: Central Post Stroke Pain Nerve block
Allocation: NA | Intervention model: SINGLE_GROUP
Enrollment: 8
Healthy volunteers: no

Brief summary:
Prospective, open-label study in 10 patients with Central Post Stroke Pain (CPSP). The study will evaluate the effects of peripheral nerve blockade on spontaneous pain and evoked thermal and mechanical responses in CPSP, and assesses the associated local anesthetic pharmacokinetics.

Detailed description:

Arms:
arm 1: Completion of NPSI questionnaire

Sensory mapping of the affected limb

Quantitative Sensory Testing

Patients will have a peripheral nerve blockade

Interventions: intervention 1: Ultrasound-guided peripheral nerve block with 2% lidocaine
Intervention descriptions: intervention 1: Patients will have a peripheral nerve blockade with a local anesthetic (lidocaine)

Assessment of spontaneous and evoked pain responses

Completion of NPSI questionnaire

Mapping of the affected limb

Protocol document: