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Related Experiment Video

Updated: Mar 7, 2026

Roux-en-Y Gastric Bypass Operation in Rats
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Roux-en-Y Gastric Bypass.

V E Fernández-Ruiz1, D Armero-Barranco2, J M Xandri-Graupera2

  • 11 Murcia Healthcare Service, Murcia, Spain.

Biological Research for Nursing
|February 16, 2017
PubMed
Summary

Roux-en-Y gastric bypass (RYGB) significantly improves metabolic syndrome and related disorders, with over 90% remission. However, RYGB did not show significant benefits for psychiatric comorbidities.

Keywords:
cardiovascular riskgastric bypassmetabolic comorbiditymetabolic syndromepsychiatric comorbidity

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Area of Science:

  • Bariatric surgery
  • Metabolic disorders
  • Psychiatric comorbidity

Background:

  • Roux-en-Y gastric bypass (RYGB) is a leading bariatric surgery for obesity.
  • RYGB demonstrates long-term efficacy for metabolic disorders.
  • The study investigates RYGB's impact on metabolic syndrome and psychiatric conditions.

Purpose of the Study:

  • To evaluate the effects of RYGB on metabolic syndrome (MS).
  • To assess RYGB's influence on biochemical parameters linked to obesity comorbidities.
  • To explore RYGB's impact on psychiatric comorbidities.

Main Methods:

  • Observational retrospective cohort study.
  • 146 patient records from January 2011 to January 2014.
  • Metabolic and psychiatric data collected pre-surgery and at 3 and 9 months post-surgery.

Main Results:

  • Significant reduction in most biochemical parameters post-RYGB.
  • High-density lipoprotein cholesterol significantly increased post-RYGB.
  • Over 90% remission of metabolic disorders; MS reduced to one patient at 9 months.
  • No significant reduction in psychiatric comorbidity treatments.

Conclusions:

  • RYGB is highly effective for treating metabolic syndrome and associated disorders.
  • RYGB does not significantly improve psychiatric comorbidities.
  • Further research may be needed for managing psychiatric conditions alongside RYGB.