Dysphagia

Definition of dysphagia

Dysphagia is the nonpainful difficulty in swallowing.
It is most probably experienced at the same level as the lesion or above it.


  1. Dysphagia should differentiated from odynophagia (is the term applied to painful swallowing).

  2. Dysphagia should differentiated from globus hystericus common in many women. It is a sensation of a lump in the throat & is not associated with deglutition & not associated with regurge

Causes of dysphagia

Dysphagia

1. Oropharyngeal dysphagia

Not accompanied by emptying of the mouth

1. Functional

Dysphagia to solids & fluids

Loss of tongue function

Pharyngeal dysphunction

2. Obstructive

Dysphagia mainly to solids

2. Esophageal Dysphagia

Accompanied by emptying of the mouth

1. Functional

Dysphagia to solids & fluids

Motility disorders: (accompanied by regurgitation)


2. Obstructive

Dysphagia mainly to solids

1.Intraluminal obstruction:

  • Lower oesophageal ring, web (intermittent)
  • Peptic stricture, caustic stricture (progressive)
  • Carcinoma (progressive)

2. Extraluminal obstruction:


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