Difference between revisions of "Colon"
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(→Solitary rectal ulcer: +DDx) |
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Note: Each of the words in ''solitary rectal ulcer'' is a lie. | Note: Each of the words in ''solitary rectal ulcer'' is a lie. | ||
===Epidemiology=== | ====Epidemiology==== | ||
*Typically younger patients - average age of presentation ~30 years in one study.<ref name=pmid17139403>{{cite journal |author=Chong VH, Jalihal A |title=Solitary rectal ulcer syndrome: characteristics, outcomes and predictive profiles for persistent bleeding per rectum |journal=Singapore Med J |volume=47 |issue=12 |pages=1063–8 |year=2006 |month=December |pmid=17139403 |doi= |url=http://www.sma.org.sg/smj/4712/4712a7.pdf}}</ref> | *Typically younger patients - average age of presentation ~30 years in one study.<ref name=pmid17139403>{{cite journal |author=Chong VH, Jalihal A |title=Solitary rectal ulcer syndrome: characteristics, outcomes and predictive profiles for persistent bleeding per rectum |journal=Singapore Med J |volume=47 |issue=12 |pages=1063–8 |year=2006 |month=December |pmid=17139403 |doi= |url=http://www.sma.org.sg/smj/4712/4712a7.pdf}}</ref> | ||
*Rare. | *Rare. | ||
===Clinical=== | ====Clinical==== | ||
*Usually presents as BRBPR ~ 85% of cases.<ref name=pmid17139403/> | *Usually presents as BRBPR ~ 85% of cases.<ref name=pmid17139403/> | ||
*Abdominal pain present in approx. 1/3.<ref name=pmid17139403/> | *Abdominal pain present in approx. 1/3.<ref name=pmid17139403/> | ||
**May be very painful. | **May be very painful. | ||
=== | ===Microscopic=== | ||
Features:<ref name=pmid18271667/> | Features:<ref name=pmid18271667/> | ||
*Fibrosis of the lamina propria - should be obliterated. | *Fibrosis of the lamina propria - should be obliterated. | ||
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===Histologic DDx=== | ===Histologic DDx=== | ||
*[[Inflammatory pseudopolyp]] (inflammatory polyp). | |||
**Associated with [[inflammatory bowel disease]]. | |||
*Rectal prolapse. (?) | *Rectal prolapse. (?) | ||