Difference between revisions of "Prostatic stromal tumour of uncertain malignant potential"
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==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Overgrowth of spindle cells. | *Overgrowth of spindle cells - "hypercellular stroma" - '''key feature'''.<ref name=pmid22388992/> | ||
* | *+/-Atypical nuclei.<ref name=pmid22388992/> | ||
*+/-Multinucleation. | *+/-Multinucleation. | ||
Line 22: | Line 22: | ||
*[[Leiomyosarcoma]]. | *[[Leiomyosarcoma]]. | ||
*[[Rhabdomyosarcoma]]. | *[[Rhabdomyosarcoma]]. | ||
===Subclassification=== | |||
May be subclassified as per Gaudin ''et al.'':<ref name=pmid9500215>{{Cite journal | last1 = Gaudin | first1 = PB. | last2 = Rosai | first2 = J. | last3 = Epstein | first3 = JI. | title = Sarcomas and related proliferative lesions of specialized prostatic stroma: a clinicopathologic study of 22 cases. | journal = Am J Surg Pathol | volume = 22 | issue = 2 | pages = 148-62 | month = Feb | year = 1998 | doi = | PMID = 9500215 }} | |||
</ref> | |||
#Scattered atypical cells with benign glands. | |||
#Minimal atypical cells. | |||
#Leaf like growth pattern (phyllodes-like). | |||
#Atypical cells without glands. | |||
===Images=== | ===Images=== |