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Non-neoplastic lesions

Necrotizing sialometaplasia

Reviewer: Adriana Handra-Luca, M.D. (see Reviewers page)
Revised: 4 February 2013, last major update October 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.


● More commonly seen in palate
● Due to prolonged intubation

Case reports

● Three cases involving submucosal glands in the trachea following prolonged translaryngeal intubation (Histopathology 1992;21:280)

Clinical images

Palate: ulcers

Micro images

Palate: necrotizing inflammatory process

End of Trachea > Non-neoplastic lesions > Necrotizing sialometaplasia

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