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Giant cell tumour of tendon sheath (view source)
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'''Giant cell tumour of tendon sheath''' is a relatively common tumour of small [[joints]]. It is grouped with the [[chondro-osseous tumours]]. It is abbreviated '''GCT of tendon sheath'''. | '''Giant cell tumour of tendon sheath''' is a relatively common tumour of small [[joints]]. It is grouped with the [[chondro-osseous tumours]]. It is abbreviated '''GCT of tendon sheath'''. | ||
''Fibroma of tendon sheath'' (abbreviated ''FTS'') redirect to this article. | |||
==General== | ==General== | ||
*Can be thought of as the small joint version of [[diffuse tenosynovial giant-cell tumour]] ([[AKA]] ''PVNS'').<ref name=Ref_DCHH341>{{Ref DCHH|341}}</ref> | *Can be thought of as the small joint version of [[diffuse tenosynovial giant-cell tumour]] ([[AKA]] ''PVNS'').<ref name=Ref_DCHH341>{{Ref DCHH|341-2}}</ref> | ||
*Rarely recur. | *Rarely recur. | ||
*Classically afflicts the hand.<ref name=Ref_WMSP612>{{Ref WMSP|612}}</ref> | *Classically afflicts the hand.<ref name=Ref_WMSP612>{{Ref WMSP|612}}</ref> | ||
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DDx: | DDx: | ||
*[[Giant cell lesions]]. | *[[Giant cell lesions]]. | ||
*Plexiform fibrohistiocytoma.{{fact}} | |||
*Fibroma of tendon sheath (FTS) - if one believes it is a separate entity.<ref>{{Cite journal | last1 = Heckert | first1 = R. | last2 = Bear | first2 = J. | last3 = Summers | first3 = T. | last4 = Frew | first4 = M. | last5 = Gwinn | first5 = D. | last6 = McKay | first6 = P. | title = Fibroma of the tendon sheath - a rare hand tumor. | journal = Pol Przegl Chir | volume = 84 | issue = 12 | pages = 651-6 | month = Dec | year = 2012 | doi = 10.2478/v10035-012-0107-z | PMID = 23399633 }}</ref> | |||
**IHC suggests ''FTS'' and ''GCT of tendon sheath'' are one entity.<Ref name=pmid7777476>{{Cite journal | last1 = Maluf | first1 = HM. | last2 = DeYoung | first2 = BR. | last3 = Swanson | first3 = PE. | last4 = Wick | first4 = MR. | title = Fibroma and giant cell tumor of tendon sheath: a comparative histological and immunohistological study. | journal = Mod Pathol | volume = 8 | issue = 2 | pages = 155-9 | month = Feb | year = 1995 | doi = | PMID = 7777476 }}</ref> | |||
===Images=== | ===Images=== | ||
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==Sign out== | ==Sign out== | ||
<pre> | |||
Submitted as "Giant Cell Tumour Right Long Finger", Excision: | |||
- Giant cell tumour of tendon sheath. | |||
</pre> | |||
===Block letters=== | |||
<pre> | <pre> | ||
LESION, RIGHT INDEX FINGER, EXCISION: | LESION, RIGHT INDEX FINGER, EXCISION: | ||
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====Alternate==== | ====Alternate==== | ||
The sections show | The sections show histiocyte-like cells and rare multinucleated giant cells on a background of dense | ||
connective tissue compatible with tendon. Hemosiderin-laden macrophages are present. No | connective tissue compatible with tendon. Hemosiderin-laden macrophages are present. No | ||
nuclear atypia is apparent. No mitotic activity is apparent. | nuclear atypia is apparent. No mitotic activity is apparent. | ||
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==See also== | ==See also== | ||
*[[Chondro-osseous tumours]]. | *[[Chondro-osseous tumours]]. | ||
*[[Diffuse tenosynovial giant-cell tumour]]. | |||
==References== | ==References== | ||