Article

Surgical Treatments for Weight Management and GERD

Published on Thursday, May 26, 2022
by Ashlie Morrissey

Health & Wellness

Weight Loss Surgery and GERD: Which Procedures May Help or Worsen Acid Reflux?

Of course, any treatment plan should begin with the least invasive, lowest-risk options possible before progressing to more advanced interventions if needed.

For individuals with obesity and gastroesophageal reflux disease (GERD), treatment often begins with dietary modifications, weight management strategies, and lifestyle changes. However, when conservative approaches fail to adequately improve symptoms, surgical options may eventually be considered.

The Connection Between Obesity and GERD

Obesity is considered a significant risk factor for GERD. Excess abdominal pressure may contribute to the weakening of the lower esophageal sphincter (LES), allowing stomach acid to reflux into the esophagus more frequently. Weight loss is often recommended as part of GERD management because reducing body weight may help decrease reflux symptoms and improve quality of life.

Common Bariatric Surgery Procedures

Several surgical weight-loss procedures exist, but the two most commonly performed bariatric surgeries are sleeve gastrectomy and Roux-en-Y gastric bypass.

Sleeve Gastrectomy

During a sleeve gastrectomy, a large portion of the stomach is surgically removed, leaving behind a smaller, sleeve-shaped stomach. This procedure is considered primarily “restrictive” because it limits the amount of food that can be consumed at one time.

While sleeve gastrectomy is effective for weight loss, research suggests that its effects on GERD may be less favorable for some patients. One large study found that only 25% of patients experienced reflux remission after sleeve gastrectomy, while 31.8% reported worsening symptoms.

Another study found that approximately 23% of patients without GERD prior to surgery developed GERD symptoms following sleeve gastrectomy. This is known as “de novo GERD,” meaning the reflux developed after the surgical procedure.

Roux-en-Y Gastric Bypass

The Roux-en-Y gastric bypass is considered both a restrictive and malabsorptive procedure. In addition to limiting food intake, it changes how nutrients and calories are absorbed in the digestive tract.

Research suggests that Roux-en-Y gastric bypass may provide more favorable outcomes for individuals with obesity and GERD. In one study, approximately 60.4% of patients reported reflux remission following surgery, while only 6.3% experienced worsening symptoms.

For this reason, Roux-en-Y is often considered the preferred bariatric procedure for individuals with severe obesity and significant GERD symptoms.

Adjustable Gastric Banding

A less commonly performed bariatric procedure is the laparoscopic adjustable gastric band, often referred to as “gastric banding.”

Like sleeve gastrectomy, gastric banding is considered a restrictive procedure. However, because it involves an implanted surgical device, there may be additional risks and complications. Studies suggest the gastric band may have similar postoperative GERD outcomes to sleeve gastrectomy, including the potential for worsening reflux symptoms.

Due to these concerns and evolving surgical preferences, gastric banding is performed less frequently today.

Surgical Procedures Specifically for GERD

Not all GERD surgeries are designed for weight loss. Several procedures focus specifically on improving the function of the lower esophageal sphincter (LES) to reduce acid reflux.

Nissen Fundoplication

For many years, the standard surgical treatment for GERD has been the Nissen fundoplication.

During this procedure, the upper portion of the stomach, known as the fundus, is wrapped around the lower esophagus and secured in place. This helps reinforce the LES and reduce acid reflux episodes.

A fundoplication may also be used to help repair a hiatal hernia. In some cases, surgeons may perform a partial fundoplication rather than a full wrap, depending on the patient’s anatomy and symptoms.

However, in individuals with morbid obesity, fundoplication procedures may be more technically challenging and may carry an increased risk of postoperative complications. Because of this, Roux-en-Y gastric bypass is often preferred for GERD treatment in patients with severe obesity.

LINX Reflux Management System

Over the past decade, a newer procedure called magnetic sphincter augmentation (MSA) using the LINX Reflux Management System has become available.

This minimally invasive laparoscopic procedure involves placing a small ring of magnetic titanium beads around the LES. The magnetic beads help reinforce the sphincter while still allowing food and liquids to pass into the stomach.

One study comparing LINX treatment to twice-daily proton pump inhibitor (PPI) therapy found that 89% of patients experienced symptom relief after MSA, compared to only 10% of patients treated with medication alone.

Other GERD Procedures

Several additional procedures are available for GERD treatment, including the Stretta and Bard EndoCinch procedures. However, these procedures are used less frequently due to varying long-term effectiveness and risk-versus-benefit considerations.

Choosing the Right Treatment Option

GERD treatment should always be individualized. Factors such as symptom severity, obesity status, overall health, anatomy, and response to conservative treatments all play important roles in determining the best treatment approach.

If you are considering surgical treatment for GERD or obesity, discussing all potential risks, benefits, and alternatives with your healthcare provider is essential. Asking questions and understanding your treatment options can help you make informed decisions about your health.

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