Difference between revisions of "Pancreas"

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818 bytes added ,  14:51, 26 May 2010
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===General===
===General===
*Obscure cell of origin.
*Obscure cell of origin.
*Usually females (M:F=1:9).<ref>GLP. P.493.</ref>
*Considered low grade, i.e. prognosis is usually good.
*Mean age of presentation 35 years old.
 
===Epidemiology===
Features:<ref>GLP P.493.</ref>
*Usually females (M:F=1:9).
*Mean age of presentation third decade (20s).


===Management===
===Management===
Often followed radiologically:
May be followed radiologically.
*May be pseudocyst.
 
*Often large.
===Microscopic===
*Solid.
Features:<ref>GLP P.493-5.</ref>
**Often has necrosis inside... creating spaces.
*Solid sheets of cells, focally dyscohesive.
*Eosinophilic cytoplasm.
**Occasionally clear cytoplasm.<ref name=pmid18708424>{{cite journal |author=Serra S, Chetty R |title=Revision 2: an immunohistochemical approach and evaluation of solid pseudopapillary tumour of the pancreas |journal=J. Clin. Pathol. |volume=61 |issue=11 |pages=1153–9 |year=2008 |month=November |pmid=18708424 |doi=10.1136/jcp.2008.057828 |url=http://jcp.bmj.com/content/61/11/1153}}</ref>
**Focal eosinophilic globules - '''key feature'''.
*Uniform nuclei with occasional nuclear grooves.
*+/-Necrosis - creating spaces/cavities.
 
Image: [http://jcp.bmj.com/content/61/11/1153/F1.large.jpg Solid pseudopapillary tumour (bmj.com)].
 
===DDx===
*Pseudocyst.
*Cystadenoma.
*Cystadenocarcinoma.


==Carcinomas==
==Carcinomas==
48,830

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