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==Clinical History==
52 year old female with a pancreatic head mass.
==Cytology==
<gallery heights="333px" widths="333px">
===Resident Questions===
* <spoiler text="Diagnosis?">__NOGLOSSARY__
* Pancreatic Endocrine Neoplasm
** Include Islet cell tumor and pancreatic carcinoid tumors
** Can be part of Multiple Endocrine Neoplasia-1, von Hipple-Lindau disease, Neurofibromatosis type 1, Tuberous Sclerosis Complex
</spoiler>
* <spoiler text="What are some of the cytologic features that lead you to the diagnosis?">__NOGLOSSARY__
* Cellular smear with singly dispersed uniform cells
* Loosely cohesive or discohesive uniform cells
* Round/oval bland cells with salt and pepper chromatin
</spoiler>
* <spoiler text="Differential diagnosis?"> __NOGLOSSARY__
* Acinar cell carcinoma
** Clusters, acinar groups and single cells with abundant granular cytoplasm and prominent nucleoli
* Markers specific to peptide production
</spoiler>
{{Cytologically Yours}}
[[Category:Unknowns]]
