Dysphagia – aetiology

The causes of difficulty in swallowing are:

systemic disorders

  • cerebrovascular disease – TIA, CVA, etc.
  • motor neurone disease
  • scleroderma

oesophageal dysmotility

mechanical obstruction

One-third of patients with GORD have mild intermittent dysphagia due to dysmotility. An upper GI endoscopy is indicated to: biopsy the oesophagus; treat with balloon dilatation; make a video barium swallow examination. Any oropharyngeal obstruction necessitates ENT review. If results are negative, oesophageal manometry is indicated.

Use the following questions to help determine the origin of symptoms.

  1. Does it take longer than one second to pass food from the mouth to the esophagus?
  2. What type of food or liquids cause symptoms?
  3. Are symptoms intermittent or progressive?
  4. Is there heartburn?

References

Chilukuri P, Odufalu F, Hachem C. “Dysphagia.” Mo Med. 2018;115(3):206-210.

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