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Difference between revisions of "Gastrointestinal cytopathology"
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Gastrointestinal cytopathology (view source)
Revision as of 15:16, 12 April 2012
, 15:16, 12 April 2012→Liver
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Others: | Others: | ||
*[[Cholangiocarcinoma]] - usu. adenocarcinoma NOS, i.e. non-specific. | |||
*[[Epithelioid hemangioendothelioma]]. | |||
*[[Angiomyolipoma]]. | *[[Angiomyolipoma]]. | ||
==Normal liver== | ==Normal liver== | ||
| Line 39: | Line 40: | ||
==Cholangiocarcinoma== | ==Cholangiocarcinoma== | ||
{{Main|Cholangiocarcinoma}} | {{Main|Cholangiocarcinoma}} | ||
===Cytology=== | ===Cytology=== | ||
Features: | Features: | ||
*Looks like an adenocarcinoma: | *Looks like an adenocarcinoma: | ||
**Eccentric nuclei, one [[nucleolus]] per cell, abundant cytoplasm, nuclear size var. cell-to-cell, irregular nuclear membrane, irregular/uneven chromatin pattern. | **Eccentric nuclei, one [[nucleolus]] per cell, abundant cytoplasm, nuclear size var. cell-to-cell, irregular nuclear membrane, irregular/uneven chromatin pattern. | ||
==Epithelioid hemangioendothelioma== | |||
{{Main|Epithelioid hemangioendothelioma}} | |||
===General=== | |||
*Rare. | |||
===Cytology=== | |||
Features: | |||
*Large atypical cells with: | |||
**Nuclear inclusions | |||
**Moderate cytoplasm. | |||
**+/-Multinucleation. | |||
===IHC=== | |||
*Factor VIII +ve. | |||
=Common bile duct= | =Common bile duct= | ||