Difference between revisions of "Gallbladder"

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===Microscopic===
===Microscopic===
Features:
Features:<ref name=Ref_GLP439>{{Ref GLP|439}}</ref>
*Rokitansky-Aschoff sinuses.<ref>URL: [http://www.whonamedit.com/synd.cfm/983.html http://www.whonamedit.com/synd.cfm/983.html]. Accessed on: 29 October 2011.</ref>
*Thickening of the gallbladder wall - due to fibrosis/muscular hypertrophy - '''key feature'''.
*Chronic inflammatory cells - usu. "minimal".
**Lymphocytes - most common.
*Rokitansky-Aschoff sinuses - common.<ref>URL: [http://www.whonamedit.com/synd.cfm/983.html http://www.whonamedit.com/synd.cfm/983.html]. Accessed on: 29 October 2011.</ref>
**Entrapped epithelial crypts -- pockets of epithelium in the wall of the gallbladder.
**Entrapped epithelial crypts -- pockets of epithelium in the wall of the gallbladder.
*+/-Foamy macrophages in the lamina propria (cholesterolosis of the gallbladder).
*+/-Foamy macrophages in the lamina propria ([[cholesterolosis of the gallbladder]]).
*Chronic inflammatory cells (lymphocytes - most common).
*Fibrotic thickening of the gallbladder wall.


DDx:
DDx:
*[[Gallbladder adenocarcinoma]].
*[[Gallbladder adenocarcinoma]].
*[[Acute cholecystitis]].
*[[Gallbladder adenomyoma]].
*[[Acute cholecystitis]] - more inflammation, lack Rokitansky-Aschoff sinuses, +/-mucosal erosions.


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