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Related Concept Videos

Gastroesophageal Reflux Disease I: Meaning and Pathophysiology01:29

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Gastroesophageal Reflux Disease (GERD) involves the recurrent backflow of the stomach or duodenal contents into the esophagus, leading to troublesome symptoms and potential esophageal mucosal damage. Although GERD is often referred to as a disease, it is more accurately described as a syndrome, as it encompasses a range of symptoms and complications rather than a singular pathological entity, impacting a large number of individuals as the most prevalent upper gastrointestinal problem. Roughly...
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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.
Clinical Manifestations
GERD presents itself in a multitude of ways, with symptoms varying from person to person. The hallmark symptoms are...
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Barrett Esophagus-I: Introduction01:21

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Barrett's esophagus is a medical condition where the esophageal mucosa is significantly damaged by stomach acid or other digestive fluids, often due to long-term exposure associated with gastroesophageal reflux disease (GERD). In GERD, a weakened or abnormally relaxed lower esophageal sphincter allows stomach acid to flow persistently into the esophagus.
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Esophageal strictures involve abnormal narrowing or tightening of the esophagus. They vary in length and severity, ranging from mild constriction to complete obstruction, and are classified as benign (noncancerous) or malignant (cancerous).
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Gastroesophageal reflux disease (GERD) is the backward flow of stomach contents (acid, pepsin, or bile) into the esophagus, causing mucosal inflammation known as esophagitis. It results from failure of antireflux mechanisms, mainly the lower esophageal sphincter (LES), influenced by mechanical and physiological factors.Etiology and Risk FactorsGERD develops when LES function is weakened or when intra-abdominal pressure increases. Risk factors include aging, obesity, and sliding hiatal hernia,...
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Hiatal Hernia01:25

Hiatal Hernia

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A hiatal hernia is the abnormal protrusion of the stomach or other abdominal organs through the esophageal hiatus of the diaphragm into the thoracic cavity.Normally, the gastroesophageal junction (GEJ) lies below the diaphragm and is supported by the phrenoesophageal membrane, the diaphragmatic crura, and connective tissues. Weakening of these structures—due to aging, congenital defects like a short esophagus, or increased intra-abdominal pressure from coughing, obesity, pregnancy, or...
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Surgical Models of Gastroesophageal Reflux with Mice
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Does age influence normal gastro-oesophageal reflux?

R A Spence, B J Collins, T G Parks

    Gut
    |August 1, 1985
    PubMed
    Summary

    Age does not significantly alter normal gastro-oesophageal reflux patterns. Young volunteers can establish normal reflux values for both young and middle-aged patients, simplifying future studies.

    Area of Science:

    • Gastroenterology
    • Digestive Health
    • Clinical Physiology

    Background:

    • Prolonged oesophageal pH monitoring is a key diagnostic tool for gastro-oesophageal reflux disease.
    • Understanding age-related variations in normal reflux patterns is crucial for accurate diagnosis.
    • Previous studies have not definitively established the impact of age on reflux parameters.

    Purpose of the Study:

    • To investigate the influence of age on normal gastro-oesophageal reflux patterns.
    • To compare reflux characteristics between young and middle-aged asymptomatic individuals.
    • To determine if young volunteers are suitable for establishing normal reflux values.

    Main Methods:

    • Ambulatory oesophageal pH monitoring using a radiotelemetry capsule.

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  • Recording pH for at least 16 hours during an overnight hospital stay.
  • Comparing reflux episode duration and frequency in young (mean age 22) versus middle-aged (mean age 49) subjects.

    • Main Results:

    • No significant differences were observed in the duration or frequency of reflux episodes between the age groups.
    • This held true for various pH thresholds (less than 5, 4, 3) and pH drop criteria.
    • Reflux patterns remained consistent across different age demographics.

    Conclusions:

    • Age does not appear to be a significant factor influencing normal gastro-oesophageal reflux patterns.
    • Young asymptomatic volunteers can be reliably used to establish normal reference values for reflux studies.
    • This finding supports the use of young volunteers in studies involving both young and middle-aged patient populations.