Central Neuropathic Pain
- PMID: 39445926
- DOI: 10.1212/CON.0000000000001490
Central Neuropathic Pain
Abstract
Objective: This article provides an approach to the assessment, diagnosis, and treatment of central neuropathic pain.
Latest developments: Recent studies of the pathophysiology of central neuropathic pain, including evidence of changes in the expression of voltage-gated sodium channels and N-methyl-d-aspartate (NMDA) receptors, may provide the basis for new therapies. Other areas of current research include the role of cannabinoid-receptor activity and microglial cell activation in various animal models of central neuropathic pain. New observations regarding changes in primary afferent neuronal activity in central neuropathic pain and the preliminary observation that peripheral nerve blocks may relieve pain due to central neuropathic etiologies provide new insights into both the mechanism and treatment of central neuropathic pain.
Essential points: In the patient populations treated by neurologists, central neuropathic pain develops most frequently following spinal cord injury, multiple sclerosis, or stroke. A multimodal, individualized approach to the management of central neuropathic pain is necessary to optimize pain relief and may require multiple treatment trials to achieve the best outcome.
Copyright © 2024 American Academy of Neurology.
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