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Chronic pain/dysfunction in whiplash-associated disorders
Journal of Manipulative and Physiological Therapeutics
|February 15, 2001
Summary
Chronic pain after whiplash injuries involves complex nervous system changes, including reduced pain inhibition and increased nerve activity. Understanding these mechanisms is key for effective treatment of whiplash syndrome.
Area of Science:
- Neuroscience
- Pain Medicine
- Whiplash Injury Research
Background:
- Whiplash injuries can lead to chronic pain and dysfunction.
- Understanding the underlying mechanisms is crucial for effective treatment.
Purpose of the Study:
- Review current knowledge on the causes of chronic pain and dysfunction after whiplash injuries.
- Explain potential mechanisms of persistent pain and dysfunction to healthcare providers.
Main Methods:
- Literature review of injury mechanisms and neurological considerations.
- Hand search of medical, neuroscience, and chiropractic databases.
- Inclusion of research on nociception, neurotransmitters, and receptors relevant to whiplash.
Main Results:
- Pain is a complex and variable phenomenon.
- Chronic pain may result from impaired descending pain inhibition or continuous excitatory input.
Conclusions:
- Individual responses to injury vary significantly.
- Whiplash can cause lasting changes in the nervous system, leading to central hyperexcitability.
- Chronic whiplash syndrome may involve disinhibition or sensitization of pain modulation pathways.
- Motor system dysfunction can occur alongside or independently of pain.
- Treatment should aim to restore pain relief and proper proprioception.