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Gastrointestinal Motility Disorders01:20

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Gender-Related Differences in Gastroparesis.

Zorisadday Gonzalez1, Priyadarshini Loganathan2, Irene Sarosiek2

  • 1Gastroenterology Motility Training and Research, Texas Tech University Health Sciences Center El Paso, El Paso, Texas.

The American Journal of the Medical Sciences
|June 13, 2020
PubMed
Summary

Females are more prone to gastroparesis, a condition causing delayed stomach emptying. Research explores potential causes like hormones and nerve signaling, aiming for better treatments for this common gastrointestinal disorder.

Keywords:
EstrogenFemaleGastroparesisGenderNitrergic dysfunctionNitrergic systemNitric oxide synthaseProgesteroneSerotoninSex differences

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Area of Science:

  • Gastroenterology
  • Endocrinology
  • Neuroscience

Background:

  • Gastroparesis, characterized by delayed gastric emptying, disproportionately affects females.
  • Potential contributing factors include hormonal influences, altered neurotransmitter signaling, and intrinsic differences in gastric motility.
  • The precise reasons for this gender disparity remain incompletely understood.

Purpose of the Study:

  • To investigate the underlying mechanisms contributing to the higher prevalence of gastroparesis in females.
  • To examine potential gender-specific factors involved in the pathogenesis of gastroparesis.
  • To explore how understanding these differences can inform tailored therapeutic strategies.

Main Methods:

  • Review of existing hypotheses regarding gender-specific gastroparesis pathogenesis.
  • Examination of proposed factors such as sex steroid hormones, neuronal nitric oxide (nNOS), and serotonergic signaling.
  • Analysis of recent findings on interstitial cells of Cajal in diabetic gastroparesis patients.

Main Results:

  • Previous research has proposed several hypotheses for female susceptibility, including hormonal effects and altered neural signaling.
  • A recent study found no significant gender difference in interstitial cells of Cajal in the stomach of diabetic gastroparesis patients.
  • The exact molecular and physiological basis for female vulnerability requires further elucidation.

Conclusions:

  • Understanding the gender-specific pathogenesis of gastroparesis is crucial for developing effective treatments.
  • Targeting sex-related mechanisms may offer novel therapeutic avenues for alleviating gastroparesis symptoms.
  • Personalized treatment approaches based on sex-specific factors can improve patient outcomes.