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Related Concept Videos

Esophageal Strictures-I: Introduction01:30

Esophageal Strictures-I: Introduction

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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).
Etiology
The primary cause of esophageal strictures is long-standing gastroesophageal reflux disease (GERD), accounting for about 70 to 80% of adult cases. Chronic acid reflux can lead to injury and scarring of the esophageal lining, culminating in...
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Barrett Esophagus-II: Clinical Manifestations and Management01:21

Barrett Esophagus-II: Clinical Manifestations and Management

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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.
To diagnose Barrett's esophagus, healthcare providers often recommend an endoscopy for those showing symptoms of acid reflux. The procedure...
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Esophagus01:24

Esophagus

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The esophagus, a muscular conduit linking the pharynx and stomach, measures roughly 10 inches (25.4 cm) and sits behind the trachea. It remains collapsed when not swallowing. The esophagus follows a predominantly straight path through the thoracic mediastinum and enters the abdominal cavity through a diaphragmatic opening known as the esophageal hiatus.
The movement of edibles from the pharynx into the esophagus is facilitated by the upper esophageal sphincter, which is formed primarily by the...
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Barrett Esophagus-I: Introduction01:21

Barrett Esophagus-I: Introduction

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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.
This constant acid exposure transforms the esophagus's pink mucosal lining (stratified squamous epithelium) into a type of lining more...
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Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

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Patients with esophageal strictures often experience a range of symptoms. Initially, they may have difficulty swallowing solid foods, which can progress to include liquids. Additional symptoms may involve chest pain or discomfort, regurgitating food and fluids, heartburn, unintentional weight loss, coughing or choking during meals, and hoarseness.
Healthcare providers should gather a comprehensive medical history and conduct a physical examination for diagnosis. If esophageal stricture is...
877
Gastroesophageal Reflux Disease I: Meaning and Pathophysiology01:29

Gastroesophageal Reflux Disease I: Meaning and Pathophysiology

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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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Updated: Mar 26, 2026

Author Spotlight: Investigating the Pathophysiology of Eosinophilic Esophagitis
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Author Spotlight: Investigating the Pathophysiology of Eosinophilic Esophagitis

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Esophageal Eosinophilia.

Rebecca Wilcox1, John Hart1

  • 1Department of Pathology, University of Chicago Medical Center, 5841 South Maryland Avenue, Chicago, IL 60637, USA.

Surgical Pathology Clinics
|February 4, 2016
PubMed
Summary
This summary is machine-generated.

Esophageal eosinophilia has many causes, making diagnosis difficult. This guide offers a systematic approach to identifying esophageal squamous eosinophilia by highlighting key diagnostic features.

Keywords:
Crohn's diseaseEsophageal eosinophiliaReflux esophagitisVasculitis

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Area of Science:

  • Gastroenterology
  • Pathology
  • Histopathology

Background:

  • Esophageal eosinophilia presents a wide range of diagnostic possibilities.
  • Histologic diagnosis can be challenging in some cases of esophageal eosinophilia.

Purpose of the Study:

  • To provide a systematic diagnostic approach for esophageal squamous eosinophilia.
  • To emphasize distinguishing features within the differential diagnosis of esophageal eosinophilia.

Main Methods:

  • Review of existing literature on esophageal eosinophilia.
  • Analysis of distinguishing histologic features.
  • Development of a systematic diagnostic algorithm.

Main Results:

  • Identification of key features differentiating causes of esophageal eosinophilia.
  • Categorization of esophageal squamous eosinophilia based on specific histologic findings.
  • Establishment of a framework for challenging diagnostic cases.

Conclusions:

  • A systematic approach aids in diagnosing esophageal squamous eosinophilia.
  • Recognizing specific histologic features is crucial for accurate diagnosis.
  • This framework assists pathologists and clinicians in managing esophageal eosinophilia.