Difference between revisions of "Myopericytoma"
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*Small bland epithelioid cells with moderate eosinophilic cytoplasm. | *Small bland epithelioid cells with moderate eosinophilic cytoplasm. | ||
**Unequally spaced cells (unlike glomus tumour). | **Unequally spaced cells (unlike glomus tumour). | ||
Notes: | |||
*Features overlap with [[myofibroma]].<ref name=pmid16394283>{{cite journal |author=Dray MS, McCarthy SW, Palmer AA, ''et al.'' |title=Myopericytoma: a unifying term for a spectrum of tumours that show overlapping features with myofibroma. A review of 14 cases |journal=J. Clin. Pathol. |volume=59 |issue=1 |pages=67–73 |year=2006 |month=January |pmid=16394283 |pmc=1860256 |doi=10.1136/jcp.2005.028704 |url=}}</ref> | |||
Images: | Images: | ||
Revision as of 07:28, 30 April 2011
Myopericytoma, also glomangiopericytoma, is a rare perivascular soft tissue tumour.
General
- Usu. benign.
- Typically in the distal extremities.[1]
Microscopic
Features:
- Abundant, branching thin-walled blood vessels.
- Small bland epithelioid cells with moderate eosinophilic cytoplasm.
- Unequally spaced cells (unlike glomus tumour).
Notes:
- Features overlap with myofibroma.[2]
Images:
References
- ↑ Zidane A, Arsalane A, Harkat A, et al. (November 2010). "[Myopericytoma: an uncommon chest wall tumor]" (in French). Rev Mal Respir 27 (9): 1089–91. doi:10.1016/j.rmr.2010.09.017. PMID 21111282.
- ↑ Dray MS, McCarthy SW, Palmer AA, et al. (January 2006). "Myopericytoma: a unifying term for a spectrum of tumours that show overlapping features with myofibroma. A review of 14 cases". J. Clin. Pathol. 59 (1): 67–73. doi:10.1136/jcp.2005.028704. PMC 1860256. PMID 16394283. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1860256/.