48,470
edits
Difference between revisions of "Pancreas"
Jump to navigation
Jump to search
→Carcinomas: rewrite
m (→General: fix ref) |
(→Carcinomas: rewrite) |
||
| Line 374: | Line 374: | ||
*Cystadenocarcinoma. | *Cystadenocarcinoma. | ||
== | ==Ductual adenoarcinomas== | ||
*Usually head | *Usually in the head ~60%. | ||
**15% in the body, 5% tail, 20% diffuse (head, body & tail).<ref>PBoD P.950.</ref> | |||
DDx: | DDx: | ||
| Line 387: | Line 388: | ||
===Microscopic=== | ===Microscopic=== | ||
Features: | Features:<ref>PBoD P.951.</ref> | ||
*Often glandular, may be solid. | |||
* | |||
*Nuclei. | *Nuclei. | ||
** | **May be bland - little pleomorphism. | ||
** | **Often small nuclei. | ||
**Sometimes coffee-bean appearance. | **Sometimes coffee-bean appearance. | ||
*Cytoplasm - granular, abundant. | *Cytoplasm - granular, abundant. | ||
*Quasi endocrine look. | *Quasi endocrine look. | ||
**May stain positive for endocrine markers. | **May stain positive for endocrine markers. | ||
Other features: | |||
*+/-Necrosis. | |||
*+/-Myxoid degeneration. | |||
*+/-Cells around vessels. | |||
==Cystic tumours== | ==Cystic tumours== | ||