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Related Experiment Videos

Lateralization of chronic pain.

Ronald B Margolis1, Steven J Krause, Raymond C Tait

  • 1Division of Behavioral Medicine, Department of Psychiatry, Saint Louis University School of Medicine, Saint Louis, MO 63104 U.S.A.

Pain
|November 1, 1985
PubMed
Summary

This study on chronic pain laterality found that pain distribution may follow a normal curve. Standardized methods are needed to clarify inconsistent findings in pain laterality research.

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Area of Science:

  • Pain Medicine
  • Neurology
  • Psychology

Background:

  • Inconsistent findings regarding the laterality of chronic pain exist in current literature.
  • Previous studies lack clear methodologies for determining pain laterality, leading to varied results.
  • This ambiguity raises questions about whether observed differences are real or methodological.

Purpose of the Study:

  • To investigate the distribution of laterality in chronic pain patients.
  • To introduce a reliable rating system for assessing pain location and extent.
  • To address the methodological inconsistencies in previous laterality research.

Main Methods:

  • 101 chronic pain patients participated in the study.
  • Participants completed drawings to indicate pain location and extent.
  • A reliable rating system scored pain presence/absence across 45 body areas.

Main Results:

  • The results suggest that chronic pain laterality may be normally distributed.
  • A reliable method for assessing pain laterality was utilized.
  • The study provides a foundation for more consistent future research.

Conclusions:

  • Chronic pain laterality might follow a normal distribution pattern.
  • The developed rating system offers a standardized approach to laterality assessment.
  • Further research using this system can help resolve existing discrepancies in pain laterality findings.

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