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Dysphagia.

Edward Hurtte1, Jocelyn Young2, C Prakash Gyawali1

  • 1Division of Gastroenterology, Washington University School of Medicine, Campus Box 8124, 660 South Euclid Avenue, St Louis, MO 63110, USA.

Primary Care
|July 29, 2023
PubMed
Summary
This summary is machine-generated.

Dysphagia, or difficulty swallowing, is common in older adults. Differentiating oropharyngeal causes (often neuromuscular) from esophageal causes (often structural) guides appropriate diagnostic testing and management.

Keywords:
AchalasiaAspirationEsophageal dysphagiaGastroesophageal reflux diseaseOropharyngeal dysphagiaStroke

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Area of Science:

  • Gastroenterology
  • Geriatrics
  • Neurology

Background:

  • Dysphagia is a significant clinical symptom with increasing prevalence in aging populations.
  • Both oropharyngeal and esophageal etiologies contribute to dysphagia.
  • Distinguishing between these two types is crucial for effective diagnosis and treatment.

Purpose of the Study:

  • To outline the diagnostic approach to dysphagia based on its location (oropharyngeal vs. esophageal).
  • To highlight the different underlying mechanisms and common causes for each type of dysphagia.
  • To emphasize the importance of etiology-specific management strategies.

Main Methods:

  • Clinical history taking to differentiate oropharyngeal and esophageal causes.
  • Modified barium swallow for suspected oropharyngeal dysphagia, focusing on neuromuscular processes.
  • Endoscopy for suspected esophageal dysphagia, allowing for biopsy and dilation.
  • Esophageal manometry when structural esophageal causes are ruled out.

Main Results:

  • Neuromuscular disorders are more common in oropharyngeal dysphagia.
  • Structural abnormalities are the primary cause of esophageal dysphagia.
  • Diagnostic tools like modified barium swallow, endoscopy, and manometry are selected based on suspected dysphagia type.

Conclusions:

  • A careful history is key to differentiating oropharyngeal and esophageal dysphagia.
  • The choice of diagnostic investigation (modified barium swallow, endoscopy, manometry) depends on the presumed location and mechanism.
  • Tailored management strategies based on the identified cause and mechanism are essential for treating dysphagia.