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Chronic Post-Ischemia Pain Model for Complex Regional Pain Syndrome Type-I in Rats
07:12

Chronic Post-Ischemia Pain Model for Complex Regional Pain Syndrome Type-I in Rats

Published on: January 21, 2020

Poststroke complex regional pain syndrome.

John Chae1

  • 1Department of Physical Medicine and Rehabilitation, Case Western Reserve University, Cleveland, Ohio, USA.

Topics in Stroke Rehabilitation
|August 28, 2010
PubMed
Summary
This summary is machine-generated.

Poststroke Complex Regional Pain Syndrome (CRPS) impacts stroke survivors, with new diagnostic criteria enabling progress. Research is exploring biomechanical, nervous system, and inflammatory factors to understand its complex causes and guide interdisciplinary treatment.

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Autoradiographic Measurements of [14C]-Iodoantipyrine in Rat Brain Following Central Post-Stroke Pain
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Last Updated: Jun 9, 2026

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Autoradiographic Measurements of [14C]-Iodoantipyrine in Rat Brain Following Central Post-Stroke Pain
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Published on: July 18, 2016

Area of Science:

  • Neurology
  • Pain Medicine
  • Rehabilitation

Background:

  • Poststroke Complex Regional Pain Syndrome (CRPS) is a significant challenge for moderate to severely impaired stroke survivors.
  • Limited diagnostic criteria historically hindered CRPS assessment and management.
  • Recent development of International Association for the Study of Pain criteria offers new avenues for research and clinical practice.

Purpose of the Study:

  • To review the current understanding of poststroke CRPS.
  • To explore potential pathophysiological mechanisms contributing to CRPS development after stroke.
  • To outline current interdisciplinary treatment approaches and future directions.

Main Methods:

  • Literature review focusing on diagnostic criteria, pathophysiology, and treatment of poststroke CRPS.
  • Analysis of biomechanical, neurological, inflammatory, and psychological factors implicated in CRPS.
  • Synthesis of current evidence for interdisciplinary management strategies.

Main Results:

  • Biomechanical factors and microtrauma to the hemiparetic shoulder are potential triggers for poststroke CRPS.
  • Pathophysiology is multifactorial, involving sympathetic dysfunction, somatic nervous system issues, inflammation, hypoxia, and psychological elements.
  • No definitive treatment exists; empirical, interdisciplinary approaches focusing on pain, edema, biomechanics, and function are recommended.

Conclusions:

  • The advent of standardized diagnostic criteria is crucial for advancing poststroke CRPS research and clinical care.
  • Understanding the diverse pathophysiological mechanisms is key to developing targeted and effective treatments.
  • An interdisciplinary, functional restoration approach remains the cornerstone of managing poststroke CRPS, with future treatments likely to be mechanism-based.