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Related Concept Videos

Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

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...
Esophageal Strictures-I: Introduction01:30

Esophageal Strictures-I: Introduction

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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Related Experiment Video

Updated: May 13, 2026

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
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Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction

Published on: October 13, 2017

Stensen's duct dilation: case report.

Nima Rohani1, Louis Mandel

  • 1Salivary Gland Center, Columbia University College of Dental Medicine, New York, NY, USA.

The New York State Dental Journal
|March 22, 2013
PubMed
Summary
This summary is machine-generated.

Facial soft tissue swellings along Stensen's duct indicate duct distension. Key factors include infection, obstruction, and salivary retention, leading to duct widening.

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Last Updated: May 13, 2026

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Area of Science:

  • Dentistry
  • Oral and Maxillofacial Surgery
  • Salivary Gland Pathology

Background:

  • Stensen's duct, the parotid gland's main excretory duct, is susceptible to various pathological processes.
  • Extraoral swellings along its course are often indicative of underlying ductal abnormalities.

Observation:

  • Longitudinal swellings observed in the facial soft tissue correlate with distended Stensen's ducts.
  • These swellings follow the anatomical path of the duct.

Findings:

  • Significant ductal distension is the primary finding associated with these swellings.
  • Infection, ductal obstruction, and salivary retention are identified as critical etiological factors contributing to duct widening.

Implications:

  • Understanding these factors is crucial for accurate diagnosis and effective management of Stensen's duct pathologies.
  • Early recognition of facial swellings can lead to timely intervention, preventing complications.