Difference between revisions of "Desmoplasia"

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Image:Cecal_adenocarcinoma.jpg | Desmoplasia in a cecal adenocarcinoma. (WC/Nephron)
Image:Cecal_adenocarcinoma.jpg | Desmoplasia in a cecal adenocarcinoma. (WC/Nephron)
Image:Colorectal adenocarcinoma - alt -- high mag.jpg | Desmoplasia in colorectal carcinoma. (WC/Nephron)
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Revision as of 16:00, 1 June 2015

Desmoplasia is the formation if fibrous connective tissue.[1] It is also known as the desmoplastic response, desmoplastic stroma, desmoplastic stromal response, and stromal response.

It is a stromal change that in the context of dysplasia supports the diagnosis of an invasive carcinoma.

Microscopic

Features:

  • Increased stromal cellularity - key feature.
    • Large (plump) spindle cells (fibroblasts) with relatively pale, large nuclei.
  • Edema - pale spaces between the cells - may be apparent at low power.[2]

DDx:

Images

www:

See also

References

  1. URL: http://www.merriam-webster.com/medical/desmoplasia. Accessed on: 2 May 2013.
  2. Weedman Molavi, Diana (2008). The Practice of Surgical Pathology: A Beginner's Guide to the Diagnostic Process (1st ed.). Springer. pp. 15. ISBN 978-0387744858.
  3. URL: http://missinglink.ucsf.edu/lm/IDS_107_Cervix_Ovary_Uterus/homepage.htm. Accessed on: 2 May 2013.