Bronchial diverticulum

A bronchial diverticulum refers to an blind ended outpouching arising from the bronchial tree

They can be relatively common on CT studies. They can be more common and more widespread in smokers 2 but can also present in non smokers. There may be slightly increase male predilection but no significant age predilection 3.

They can be of variable shape and size although most tend to be around 1-2 mm in size 3.

There exact aetiology is variable but chronic inflammatory tracheobronchial changes and increased endoluminal pressure may play a role in their development 4.

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Article information

rID: 40466
System: Chest
Synonyms or Alternate Spellings:
  • Bronchial diverticula
  • Bronchial diverticulation
  • Diverticulum of bronchi

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