Difference between revisions of "Colon"

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(→‎Volvulus: split out)
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==Volvulus==
==Volvulus==
===General===
{{Main|Volvulus}}
*Uncommonly comes to pathology.
*It is essentially a radiologic diagnosis.
*In the context of [[autopsy]], it is a gross diagnosis.
 
===Gross===
*Intestine folded over itself - typically leads to ischemia.
 
Images:
*[http://library.med.utah.edu/WebPath/GIHTML/GI032.html Cecal volvulus (utah.edu)].
*[http://pathsrvr.rockford.uic.edu/inet/GI/Photo%202%20-%20Volvulus%20of%20small%20intestine_%20gross.gif Volvulus (uic.edu)].<ref>URL: [http://pathsrvr.rockford.uic.edu/inet/GI/GI%20Station%201.htm http://pathsrvr.rockford.uic.edu/inet/GI/GI%20Station%201.htm]. Accessed on: 9 April 2012.</ref>
 
===Microscopic===
Features:
*+/-Ischemic changes and/or [[necrosis]].
 
DDx - essentially anything that causes ischemia:
*Embolus.
*Thrombosis.
*[[Vasculitis]].
 
===Sign out===
<pre>
RECTOSIGMOID, RESECTION:
- MURAL ISCHEMIA WITH PERFORATION, SEROSITIS, MICROABSCESS FORMATION AND POORLY FORMED PSEUDOMEMBRANES.
- SUBMUCOSAL FIBROSIS.
- NEGATIVE FOR MALIGNANCY.
 
COMMENT:
The findings are consistent with volvulus and the submucosal fibrosis suggests this may have been recurrent.
</pre>


=Inflammatory diseases=
=Inflammatory diseases=