Difference between revisions of "Prostatic stromal sarcoma"

From Libre Pathology
Jump to navigation Jump to search
 
(8 intermediate revisions by the same user not shown)
Line 1: Line 1:
'''Prostatic stromal sarcoma''', abbreviated '''PSS''', is a very rare [[malignant]] tumour that arises from the stroma of the prostate.
'''Prostatic stromal sarcoma''', abbreviated '''PSS''', is a very rare [[malignant]] tumour that arises from the stroma of the [[prostate gland]].


==General==
==General==
Line 6: Line 6:
==Microscopic==
==Microscopic==
Features:
Features:
*Atypical spindle cells. (???)
*Atypical spindle cells.  
*Necrosis or increased mitotic activity.<ref name=pmid22388992>{{Cite journal  | last1 = De Berardinis | first1 = E. | last2 = Busetto | first2 = GM. | last3 = Antonini | first3 = G. | last4 = Giovannone | first4 = R. | last5 = Di Placido | first5 = M. | last6 = Magliocca | first6 = FM. | last7 = Di Silverio | first7 = A. | last8 = Gentile | first8 = V. | title = Incidental prostatic stromal tumor of uncertain malignant potential (STUMP): histopathological and immunohistochemical findings. | journal = Urologia | volume = 79 | issue = 1 | pages = 65-8 | month =  | year = 2012 | doi = 10.5301/RU.2012.9099 | PMID = 22388992 }}</ref>


DDx:
DDx:
*[[Prostatic stromal tumour of uncertain malignant potential]] (STUMP).
*[[Prostatic stromal tumour of uncertain malignant potential]] (STUMP).
*[[Gastrointestinal stromal tumour]].<ref name=pmid19222892>{{cite journal |authors=de la Roza G, Naqvi A, Clark K |title=Gastrointestinal stromal tumors presenting as a prostatic mass |journal=Can J Urol |volume=16 |issue=1 |pages=4502–6 |date=February 2009 |pmid=19222892 |doi= |url=}}</ref>
*Other [[sarcoma]]s.
*Other [[sarcoma]]s.
*[[Carcinosarcoma]] of the prostate.<ref name=pmid17170745>{{Cite journal  | last1 = Hansel | first1 = DE. | last2 = Herawi | first2 = M. | last3 = Montgomery | first3 = E. | last4 = Epstein | first4 = JI. | title = Spindle cell lesions of the adult prostate. | journal = Mod Pathol | volume = 20 | issue = 1 | pages = 148-58 | month = Jan | year = 2007 | doi = 10.1038/modpathol.3800676 | PMID = 17170745 }}</ref>
*[[Carcinosarcoma]] of the prostate.<ref name=pmid17170745>{{Cite journal  | last1 = Hansel | first1 = DE. | last2 = Herawi | first2 = M. | last3 = Montgomery | first3 = E. | last4 = Epstein | first4 = JI. | title = Spindle cell lesions of the adult prostate. | journal = Mod Pathol | volume = 20 | issue = 1 | pages = 148-58 | month = Jan | year = 2007 | doi = 10.1038/modpathol.3800676 | PMID = 17170745 }}</ref>
*[[Radiation changes]].
*[[Radiation changes]].
*[[Sarcomatoid prostate carcinoma]] - classically has conventional prostate carcinoma, frequently postradiation treatment.


===Images===
===Images===
www:
<gallery>
*[http://www.nature.com/modpathol/journal/v20/n1/fig_tab/3800676f7.html#figure-title PSS (nature.com)].<ref name=pmid17170745/>
Image: Prostatic stromal sarcoma -- very low mag.jpg | PSS - very low mag. (WC)
*[http://www.nature.com/modpathol/journal/v20/n1/fig_tab/3800676f8.html#figure-title PSS - phylloides-like (nature.com)].<ref name=pmid17170745/>
Image: Prostatic stromal sarcoma -- low mag.jpg | PSS - low mag. (WC)
Image: Prostatic stromal sarcoma -- intermed mag.jpg | PSS - intermed. mag. (WC)
Image: Prostatic stromal sarcoma -- high mag.jpg | PSS - high mag. (WC)
Image: Prostatic stromal sarcoma - alt -- high mag.jpg | PSS - high mag. (WC)
Image: Prostatic stromal sarcoma -- very high mag.jpg | PSS - very high mag. (WC)
</gallery>
====www====
*[https://www.nature.com/articles/3800676/figures/7 PSS (nature.com)].<ref name=pmid17170745/>
*[https://www.nature.com/articles/3800676/figures/8 PSS - phyllodes-like (nature.com)].<ref name=pmid17170745/>


==See also==
==See also==
*[[Prostate gland]].
*[[Prostate gland]].
*[[Phyllodes tumour]].


==References==
==References==

Latest revision as of 05:03, 24 May 2020

Prostatic stromal sarcoma, abbreviated PSS, is a very rare malignant tumour that arises from the stroma of the prostate gland.

General

  • Very rare - case reports.

Microscopic

Features:

  • Atypical spindle cells.
  • Necrosis or increased mitotic activity.[1]

DDx:

Images

www

See also

References

  1. De Berardinis, E.; Busetto, GM.; Antonini, G.; Giovannone, R.; Di Placido, M.; Magliocca, FM.; Di Silverio, A.; Gentile, V. (2012). "Incidental prostatic stromal tumor of uncertain malignant potential (STUMP): histopathological and immunohistochemical findings.". Urologia 79 (1): 65-8. doi:10.5301/RU.2012.9099. PMID 22388992.
  2. de la Roza G, Naqvi A, Clark K (February 2009). "Gastrointestinal stromal tumors presenting as a prostatic mass". Can J Urol 16 (1): 4502–6. PMID 19222892.
  3. 3.0 3.1 3.2 Hansel, DE.; Herawi, M.; Montgomery, E.; Epstein, JI. (Jan 2007). "Spindle cell lesions of the adult prostate.". Mod Pathol 20 (1): 148-58. doi:10.1038/modpathol.3800676. PMID 17170745.