Difference between revisions of "Adipocytic tumours"

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1,623 bytes removed ,  13:45, 28 September 2013
→‎Hibernoma: split-out
(→‎Hibernoma: split-out)
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==Hibernoma==
==Hibernoma==
===General===
{{Main|Hibernoma}}
*Consists of ''brown fat'' (present in the infants to generate heat).<ref name=Ref_WMSP605>{{Ref WMSP|605}}</ref>
*Benign.
*Usually asymptomatic.<ref name=pmid19131775>{{cite journal |author=Ahmed SA, Schuller I |title=Pediatric hibernoma: a case review |journal=J. Pediatr. Hematol. Oncol. |volume=30 |issue=12 |pages=900–1 |year=2008 |month=December |pmid=19131775 |doi=10.1097/MPH.0b013e318184e6dd |url=}}</ref>
 
Epidemiology:
*Young adults.
 
===Gross===
*Well-circumscribed.
*Lobulated and light-brown on sectioning.
 
===Microscopic===
Features:<ref name=pmid9537018>{{cite journal |author=Chen DY, Wang CM, Chan HL |title=Hibernoma. Case report and literature review |journal=Dermatol Surg |volume=24 |issue=3 |pages=393–5 |year=1998 |month=March |pmid=9537018 |doi= |url=}}</ref>
*Large polygonal/oval cells:
**Nucleus - central & small.<ref>[http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675(06)70271-6 http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675(06)70271-6]</ref>
***Nucleoli typically prominent.<ref>[http://surgpathcriteria.stanford.edu/softfat/hibernoma/ http://surgpathcriteria.stanford.edu/softfat/hibernoma/]</ref>
**Cytoplasm - multivacuolated, oval, eosinophilic, granular.
*+/-Prominent blood vessels, central.<ref>URL: [http://radiographics.rsna.org/content/24/5/1433.full http://radiographics.rsna.org/content/24/5/1433.full]. Accessed on: 11 February 2013.</ref>
 
DDx:
*Reaction to silicone implant.
 
Image:
*[http://en.wikipedia.org/wiki/File:Hibernoma1.jpg Hibernoma - high mag. (WC)].
*[http://commons.wikimedia.org/wiki/File:Hibernoma3.jpg Hibernoma - low mag. (WC)].


==Atypical lipomatous tumour==
==Atypical lipomatous tumour==
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