Nasal cavity and paranasal sinuses: Difference between revisions

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Revision as of 14:57, 25 July 2022

Author: Mikael Häggström [note 1]

Nasal polyps

Look for signs of malignancy. Further information: Evaluation of suspected malignancies

Benign nasal polyp (not otherwise specified), consisting of hyperplastic edematous connective tissue with some seromucous glands and inflammation (mostly neutrophils and eosinophils), surrounded by respiratory or squamous epithelium.[1]

Main differential diagnoses:

  • Inverted papilloma, wherein the surface epithelial cells grow downward into the underlying supportive tissue.
    Inverted papilloma, wherein the surface epithelial cells grow downward into the underlying supportive tissue.
  • Squamous papilloma, with acanthosis and hyperkerratosis.
    Squamous papilloma, with acanthosis and hyperkerratosis.

Notes

  1. ↑ For a full list of contributors, see article history. Creators of images are attributed at the image description pages, seen by clicking on the images. See Patholines:Authorship for details.

Main page

References

  1. ↑ Michaels, Leslie (2012-12-06) (in en). Ear, Nose and Throat Histopathology . Springer Science & Business Media. p. 168. ISBN 9781447133322. 

Image sources


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