Small airways

Last revised by Daniel J Bell on 27 Mar 2018

Citation, DOI, disclosures and article data

Citation:

Weerakkody Y, Bell D, Lukies M, Small airways. Reference article, Radiopaedia.org (Accessed on 16 Apr 2024) https://doi.org/10.53347/rID-54198

DOI:

https://doi.org/10.53347/rID-54198

Permalink:

https://radiopaedia.org/articles/54198

rID:

54198

Article created:

27 Jun 2017, Yuranga Weerakkody ◉

Disclosures:

At the time the article was created Yuranga Weerakkody had no recorded disclosures.

View Yuranga Weerakkody's current disclosures

Last revised:

27 Mar 2018, Daniel J Bell ◉

Disclosures:

At the time the article was last revised Daniel J Bell had no recorded disclosures.

View Daniel J Bell's current disclosures

Revisions:

3 times, by 3 contributors - see full revision history and disclosures

Systems:

Chest

Sections:

Anatomy

Small airways traditionally refer to distal airways that are 2-3 mm or less in caliber ³ with a wall thickness of less than 0.5 mm ⁵. These therefore include terminal bronchi (have cartilage) as well as bronchioles (no cartilage). They may or may not be directly visible on CT.