Small airways disease

Small airways disease comprise of a group infectious as well as non conditions that affect the small airways (i.e. airways that are more peripheral to the main bronchi and proximal bronchioles (4th the 14th generation) - arbitrarily considered to be those with an internal diameter of ≤2 mm 3). While some authors consider this term synonymous with a bronchiolitis 4, conditions such as asthma may also fall under this group 7. There are also many other conditions that can affect affect the small airways which include 

Radiographic features

HRCT - CT chest

There are may HRCT features associated with small airways disease which include 

Share article

Article information

rID: 22818
System: Chest
Tag: cases
Synonyms or Alternate Spellings:
  • Small air ways inflammatory disease
  • Small airways inflammatory diseases
  • Small airways diseases
  • Peripheral airways disease
  • Peripheral airways diseases
  • Small airways disease (SAD)
  • Small airway disease

Support Radiopaedia and see fewer ads

Updating… Please wait.

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.