Nonneoplastic lesions
Posttracheostomy atypia

Topic Completed: 1 October 2012

Revised: 5 April 2019

Copyright: 2002-2017,, Inc.

PubMed Search: Posttracheostomy

Adriana Handra-Luca, M.D.
Page views in 2018: 65
Page views in 2019 to date: 52
Cite this page: Handra-Luca A. Posttracheostomy atypia. website. Accessed October 21st, 2019.
Definition / general
  • Atypical cells in trachea; may also occur in bronchi
  • May be due to effect of dry air on tracheal mucosa
Differential diagnosis
  • Squamous cell dysplasia / carcinoma in situ
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