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Emergency endoscopy for gastrointestinal bleeding after bariatric surgery. Therapeutic algorithm.

María Luisa García-García1, Juan Gervasio Martín-Lorenzo1, José Antonio Torralba-Martínez1

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Summary

Gastrointestinal bleeding (GB) after bariatric surgery occurs in 9% of patients. Most cases resolve with conservative management, but endoscopy is vital for severe or recurrent bleeding.

Keywords:
Bariatric surgeryBypass gástrico laparoscópicoCirugía bariátricaComplicaciones postoperatoriasComplicationsGastrointestinal bleedingHemorragia gastrointestinalLaparoscopic gastric bypassMorbid obesityObesidad mórbidaTratamientoTreatment

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Area of Science:

  • Bariatric Surgery
  • Gastrointestinal Complications
  • Surgical Outcomes

Background:

  • Gastrointestinal bleeding (GB) is a known complication following bariatric surgery.
  • Literature reports GB frequency between 2-4% postoperatively.
  • Early detection and management are crucial for patient outcomes.

Purpose of the Study:

  • To present institutional experience with GB after bariatric surgery.
  • To detail the presentation and management of GB.
  • To propose a treatment algorithm for post-bariatric GB.

Main Methods:

  • Review of 300 consecutive laparoscopic bariatric surgeries (2004-2012).
  • Analysis of 280 laparoscopic Roux en Y gastric bypass and 20 sleeve gastrectomy procedures.
  • Evaluation of patient demographics, clinical presentation, diagnostics, and treatment.

Main Results:

  • Twenty-seven patients (9%) experienced GB.
  • Bleeding originated from gastrojejunostomy staple lines (10 patients) or anastomotic ulcers (3 patients).
  • Therapeutic endoscopy was required for 13 patients; others were managed non-operatively.

Conclusions:

  • Conservative management is effective for most GB cases post-bariatric surgery.
  • Endoscopic intervention is indicated for severe or recurrent bleeding.
  • Multidisciplinary follow-up is essential for early detection and treatment.