Difference between revisions of "Chondro-osseous tumours"

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→‎IHC: +FLI-1
(→‎Molecular diagnostics: tweak + wikify)
(→‎IHC: +FLI-1)
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Features:<ref name=Ref_WMSP651>{{Ref WMSP|651}}</ref>
Features:<ref name=Ref_WMSP651>{{Ref WMSP|651}}</ref>
*CD99 +ve -- 1. diffuse, 2. plasma membrane staining; both required -- most specific.
*CD99 +ve -- 1. diffuse, 2. plasma membrane staining; both required -- most specific.
*FLI-1 +ve.<ref name=pmid15001993>{{cite journal |author=Rossi S, Orvieto E, Furlanetto A, Laurino L, Ninfo V, Dei Tos AP |title=Utility of the immunohistochemical detection of FLI-1 expression in round cell and vascular neoplasm using a monoclonal antibody |journal=Mod. Pathol. |volume=17 |issue=5 |pages=547–52 |year=2004 |month=May |pmid=15001993 |doi=10.1038/modpathol.3800065 |url=http://www.nature.com/modpathol/journal/v17/n5/full/3800065a.html}}</ref>
*CD45 -ve.  
*CD45 -ve.  
**Done to r/o [[lymphoma]].
**Done to r/o [[lymphoma]].
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**Angiomatoid fibrous histiocytoma.
**Angiomatoid fibrous histiocytoma.
**[[Desmoplastic small round cell tumour]].
**[[Desmoplastic small round cell tumour]].
*FLI-1 +ve:<ref name=pmid15001993/>
**Vascular neoplasms.
**-/+Merkel cell carcinoma.
**-/+Melanoma.


===Molecular diagnostics===
===Molecular diagnostics===
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