Prevalence and Management Challenges in Central Post-Stroke Neuropathic Pain: A Systematic Review and Meta-analysis.
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ABSTRACT: INTRODUCTION:Central post-stroke pain (CPSP) is defined as the neuropathic pain that arises either acutely or in the chronic phase of a cerebrovascular event and is a result of central lesions of the somatosensory tract. The aim of this systematic review and meta-analysis was to establish the prevalence of CPSP, to describe its characteristics, and to discuss the associated management challenges. METHODS:After a systematic Medline search, we identified 69 papers eligible to be included. RESULTS:The pooled prevalence of CPSP in patients with stroke at any location was 11% (95% CI 7-18%), which can increase to more than 50% in the subgroups of patients with medullary or thalamic strokes. CPSP onset coincides with stroke occurrence in 26% of patients (95% CI 18-35%); CPSP manifests within a month since symptom onset in 31% of patients (95% CI 22-42%), and occurs between the first month and the first year in 41% of patients (95% CI 33.9-49.0%). CPSP develops more than 12 months after stroke onset in 5% of patients (95% CI 3-8%). CONCLUSIONS:Clinicians should look for any evidence of central neuropathic pain for at least 12 months after stroke. Both pharmacological and non-pharmacological interventions can be used for the management of CPSP. Lamotrigine has the strongest evidence (Level II of evidence, derived from small randomized controlled trials) for being effective in the management of CPSP. Future research should focus on well-designed trials of pharmacological and non-pharmacological interventions aiming to relief CPSP, which is a very common but often neglected pain syndrome.
SUBMITTER: Liampas A
PROVIDER: S-EPMC7467424 | biostudies-literature | 2020 Jul
REPOSITORIES: biostudies-literature
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