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Difference between revisions of "Desmoid-type fibromatosis"
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Desmoid-type fibromatosis (view source)
Revision as of 10:40, 4 October 2014
, 10:40, 4 October 2014no edit summary
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| Caption = Desmoid-type fibromatosis. [[H&E stain]]. | | Caption = Desmoid-type fibromatosis. [[H&E stain]]. | ||
| Micro = "sweeping fascicles"/bundles, spindle cells with small slender nuclei, solid dark eosinophilic cytoplasm, +/-mitoses, long thin-walled vessels - parallel to one another | | Micro = "sweeping fascicles"/bundles, spindle cells with small slender nuclei, solid dark eosinophilic cytoplasm, +/-mitoses, long thin-walled vessels - parallel to one another | ||
| Subtypes = | | Subtypes = Intra and extra-abdominal types are sometimes considered separately | ||
| LMDDx = [[hypertrophic scar]], [[gastrointestinal stromal tumour]], [[retroperitoneal fibrosis]], other [[fibromatoses]], [[nodular fasciitis]], [[schwannoma]] | | LMDDx = [[hypertrophic scar]], [[gastrointestinal stromal tumour]], [[retroperitoneal fibrosis]], other [[fibromatoses]], [[nodular fasciitis]], [[schwannoma]] | ||
| Stains = | | Stains = | ||
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*Locally aggressive.<ref>URL: [http://www.dtrf.org/dtrf_aboutdesmoids.htm http://www.dtrf.org/dtrf_aboutdesmoids.htm]. Accessed on: 15 April 2011.</ref> | *Locally aggressive.<ref>URL: [http://www.dtrf.org/dtrf_aboutdesmoids.htm http://www.dtrf.org/dtrf_aboutdesmoids.htm]. Accessed on: 15 April 2011.</ref> | ||
*May be seen in the context of [[familial adenomatous polyposis]] or the related [[Gardner syndrome]]. | *May be seen in the context of [[familial adenomatous polyposis]] or the related [[Gardner syndrome]]. | ||
==Gross== | ==Gross== | ||
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*[[Solitary fibrous tumour]] - may be a consideration for a collagenous desmoid. Desmoids should lack [[staghorn vessels]]. | *[[Solitary fibrous tumour]] - may be a consideration for a collagenous desmoid. Desmoids should lack [[staghorn vessels]]. | ||
*[[Inflammatory fibroid polyp]] - may be a consideration for tumors invading into bowel wall. | *[[Inflammatory fibroid polyp]] - may be a consideration for tumors invading into bowel wall. | ||
==Subtypes== | |||
*Intra and extra-abdominal types are sometimes considered separately - somewhat different DDX. | |||
===Images=== | ===Images=== | ||
<gallery> | <gallery> | ||