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Related Experiment Videos

Is there a link between Irritable Bowel Syndrome and left-handedness?: An exploratory study.

Christine P Dancey1, E A Attree, György Bàrdos

  • 1School of Psychology, University of East London, Stratford, UK. c.p.dancey@uel.ac.uk

Integrative Physiological and Behavioral Science : the Official Journal of the Pavlovian Society
|February 24, 2006
PubMed
Summary

People with Irritable Bowel Syndrome (IBS) show more left-handedness than typically observed. This finding suggests a potential link between IBS and brain lateralization, warranting further investigation into functional disorders.

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Area of Science:

  • Neuroscience
  • Gastroenterology
  • Psychology

Background:

  • Individuals with Irritable Bowel Syndrome (IBS) and Inflammatory Bowel Disease (IBD) exhibit reduced verbal IQ compared to performance IQ and healthy controls.
  • Elevated left-handedness in IBD is hypothesized to stem from compromised left-hemisphere development, potentially impacting verbal cognitive functions.
  • A shift in brain dominance towards the right hemisphere is noted in various atopic, immunological, and autonomic dysfunction diseases.

Purpose of the Study:

  • To investigate the prevalence of left-handedness in individuals diagnosed with Irritable Bowel Syndrome (IBS).
  • To explore potential associations between IBS and altered brain lateralization, similar to observations in other immunological and functional disorders.

Main Methods:

  • This preliminary study assessed the prevalence of left-handedness among participants with Irritable Bowel Syndrome (IBS).

Related Experiment Videos

  • The study design involved comparing handedness patterns in IBS patients against established norms or control groups (details not specified in abstract).

    • Main Results:

    • A statistically significant association was identified between Irritable Bowel Syndrome (IBS) and an increased prevalence of left-handedness.
    • The findings suggest a potential link between IBS and atypical brain lateralization.

    Conclusions:

    • The preliminary results indicate a correlation between IBS and left-handedness.
    • Further research is recommended to explore this association in IBS and other functional disorders, and to understand its relationship with Inflammatory Bowel Disease (IBD).