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Laparoscopic Sleeve Gastrectomy and Nutrient Deficiencies: A Prospective Study.

Abdulrahman S Al-Mulhim1

  • 1Department of Surgery, Medical College, King Faisal University, Hofuf, Al-Hassa, Kingdom of Saudi Arabia.

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|June 4, 2016
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Summary

Vitamin and micronutrient deficiencies are common after laparoscopic sleeve gastrectomy (LSG). Early correction and consistent supplementation are crucial for managing nutritional health post-surgery.

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Area of Science:

  • Bariatric surgery
  • Nutritional science

Background:

  • Laparoscopic sleeve gastrectomy (LSG) is a common weight-loss procedure.
  • Mechanisms include gastric restriction and neurohormonal changes.
  • Nutritional effects of LSG require further investigation.

Purpose of the Study:

  • To prospectively assess vitamin and micronutrient deficiencies after LSG.
  • To determine the timing ('whats and when') of these deficiencies.
  • To guide organized follow-up protocols.

Main Methods:

  • 112 patients underwent LSG between June 2010 and December 2013.
  • Pre-existing deficiencies were corrected before surgery.
  • Nutrient levels were monitored at 2, 4, 6, 9, and 12 months post-LSG.

Main Results:

  • The study included 112 patients (65% female), mean age 26, mean BMI 41.
  • Nutrient deficiencies and complications were observed throughout the follow-up.
  • Analysis focused on the incidence and patterns of deficiencies.

Conclusions:

  • Vitamin and nutritional deficiencies are frequent after LSG.
  • Preoperative correction, adequate postoperative supplementation, and long-term follow-up are essential.
  • Proactive management prevents serious deficiency-related complications.