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Difference between revisions of "Colon"
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→Microscopic: re-arr
m (→Amebiasis: w) |
(→Microscopic: re-arr) |
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| Line 108: | Line 108: | ||
*Lamina propria fibrosis. | *Lamina propria fibrosis. | ||
*Submucosa fibrosis. | *Submucosa fibrosis. | ||
*+/-Pseudomembranes (microscopic):<ref name=Ref_PBoD837-8>{{Ref PBoD|837-8}}</ref> | |||
Pseudomembranes (microscopic):<ref name=Ref_PBoD837-8>{{Ref PBoD|837-8}}</ref> | **Loss of surface epithelium. | ||
*Loss of surface epithelium. | **[[PMN]]s in lamina propria. | ||
*[[PMN]]s in lamina propria. | **+/-Capillary fibrin thrombi. | ||
*+/-Capillary fibrin thrombi. | |||
Note: | Note: | ||
*Pseudomembranes arise from the crypts. | *Pseudomembranes arise from the crypts. | ||
DDx: | DDx: | ||
| Line 125: | Line 120: | ||
*Radiation. | *Radiation. | ||
*Toxins/drugs. | *Toxins/drugs. | ||
Images: | |||
*[http://commons.wikimedia.org/wiki/File:Colonic_pseudomembranes_low_mag.jpg Micrograph of pseudomembranes - low mag. (wikimedia.org)]. | |||
*[http://commons.wikimedia.org/wiki/File:Colonic_pseudomembranes_intermed_mag.jpg Micrograph of pseudomembranes - intermed. mag. (wikimedia.org)]. | |||
==Diverticular disease== | ==Diverticular disease== | ||