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Related Concept Videos

Gastroesophageal Reflux Disease II: Clinical Features and Management01:29

Gastroesophageal Reflux Disease II: Clinical Features and Management

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Gastroesophageal reflux disease, or GERD, is a persistent medical condition that affects many individuals worldwide. Its clinical manifestations can vary greatly, making diagnosis and management challenging for healthcare professionals. The following is a comprehensive overview of the clinical manifestations, assessment, and management strategies for GERD.
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Individuals with Barrett's esophagus are often asymptomatic, but they may experience symptoms commonly associated with GERD, such as heartburn and acid regurgitation. Additional symptoms can include difficulty swallowing, chest pain, unintentional weight loss, blood in the stool (which may appear black, tarry, or bloody), and episodes of vomiting.
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An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
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Related Experiment Video

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Simultaneous Laryngopharyngeal and Conventional Esophageal pH Monitoring
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Long-Term Reflux Outcomes-A Pragmatic Study of Mucosal Integrity Testing.

Dhweeja Dasarathy1, Ahmed Samy2, Sara Treat2

  • 1Division of Gastroenterology, Hepatology and Nutrition.

Journal of Clinical Gastroenterology
|November 12, 2025
PubMed
Summary

Mucosal integrity testing (MI) can predict long-term gastroesophageal reflux disease (GERD) outcomes. Patients with normal mucosal integrity are more likely to discontinue proton pump inhibitors (PPIs).

Keywords:
Gastroesophageal reflux diseaseand proton pump inhibitor therapymucosal integrity testingreflux outcomessymptom improvementwireless pH testing

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Area of Science:

  • Gastroenterology
  • Diagnostic Medicine
  • Medical Technology

Background:

  • Gastroesophageal reflux disease (GERD) diagnosis often relies on symptom reporting and empirical treatment.
  • Proton pump inhibitors (PPIs) are a cornerstone of GERD management, but long-term use has potential side effects.
  • Mucosal integrity testing (MI) offers a potential objective measure for GERD assessment.

Purpose of the Study:

  • To evaluate if mucosal integrity testing (MI) can predict long-term improvement in GERD symptoms.
  • To determine if MI can predict the ability of patients to discontinue proton pump inhibitors (PPIs).

Main Methods:

  • A cohort of patients with suspected GERD underwent MI, with or without wireless pH capsule placement.
  • GERD-Questionnaire (GERD-Q) and GERD-Health-Related Quality of Life (GERD-HRQL) scores were collected at follow-up.
  • Logistic regression models analyzed the probability of reflux resolution and PPI discontinuation.

Main Results:

  • Complete resolution of reflux symptoms occurred in 73% of patients at a median 2.5-year follow-up.
  • 33% of patients with complete resolution no longer required PPIs, compared to 13% with partial resolution.
  • MI was a better predictor (C-index 0.71) of long-term reflux resolution than pH monitoring (C-index 0.49).

Conclusions:

  • This study demonstrates that changes in mucosal integrity can predict long-term GERD outcomes.
  • Higher mucosal impedance, indicating normal mucosal integrity, is associated with successful long-term PPI discontinuation.
  • MI shows promise as a predictive tool for guiding GERD management and treatment de-escalation.