Difference between revisions of "Soft tissue lesions"

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206 bytes added ,  00:56, 23 October 2012
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===Microscopic===
===Microscopic===
Features:<ref name=Ref_WMSP624-5>{{Ref WMSP|624-5}}</ref>
Features:<ref name=Ref_WMSP624-5>{{Ref WMSP|624-5}}</ref>
*Cystic spaces with blood - simulates a vascular neoplasm.<ref name=pmid228836>{{Cite journal  | last1 = Enzinger | first1 = FM. | title = Angiomatoid malignant fibrous histiocytoma: a distinct fibrohistiocytic tumor of children and young adults simulating a vascular neoplasm. | journal = Cancer | volume = 44 | issue = 6 | pages = 2147-57 | month = Dec | year = 1979 | doi =  | PMID = 228836 }}
*Cystic spaces with blood - simulates a vascular neoplasm.<ref name=pmid228836>{{Cite journal  | last1 = Enzinger | first1 = FM. | title = Angiomatoid malignant fibrous histiocytoma: a distinct fibrohistiocytic tumor of children and young adults simulating a vascular neoplasm. | journal = Cancer | volume = 44 | issue = 6 | pages = 2147-57 | month = Dec | year = 1979 | doi =  | PMID = 228836 }}</ref>
</ref>
*Epithelioid to spindle cells.
*Epithelioid to spindle cells
**May have a histiocytic appearance.<ref>URL: [http://dermatology.cdlib.org/1605/1_case_reports/4_09-00041/patrizi.html http://dermatology.cdlib.org/1605/1_case_reports/4_09-00041/patrizi.html]. Accessed on: 15 November 2011.</ref>
**May have a histiocytic appearance.<ref>URL: [http://dermatology.cdlib.org/1605/1_case_reports/4_09-00041/patrizi.html http://dermatology.cdlib.org/1605/1_case_reports/4_09-00041/patrizi.html]. Accessed on: 15 November 2011.</ref>
*Inflammation.
*Inflammation.
**Lymphoid cuff<ref name=pmid20154033/> - lymphocytes around periphery of lesion.
**Lymphoid cuff<ref name=pmid20154033/> - lymphocytes around periphery of lesion.
*Hemorrhage.
*Hemorrhage.
Note:
*The first impression may be that it is granulomatous inflammation; however, the cytoplasm doesn't fit (it isn't bubbly and it isn't epithelioid, i.e. sheet-like), and the nuclei aren't quite right.


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