Difference between revisions of "Colon"

Colon (view source)

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 ==Angiodysplasia==
-===General===
+{{Main|Angiodysplasia}}
-*Causes (lower) GI haemorrhage.
-*Generally, not a problem pathologists see.
-*May be associated with [[aortic stenosis]]; known as ''Heyde syndrome''.<ref name=pmid19652242>{{cite journal |author=Hui YT, Lam WM, Fong NM, Yuen PK, Lam JT |title=Heyde's syndrome: diagnosis and management by the novel single-balloon enteroscopy |journal=Hong Kong Med J |volume=15 |issue=4 |pages=301–3 |year=2009 |month=August |pmid=19652242 |doi= |url=http://www.hkmj.org/abstracts/v15n4/301.htm}}</ref>
-Epidemiology:
-*Older people.
-Etiology:
-*Thought to be caused by the higher wall tension of cecum (due to larger diameter) and result from (intermittent) venous occlusion/focal dilation of vessels.<ref name=Ref_PBoD854>{{Ref PBoD|854}}</ref>
-===Gross===
-*Cecum - classic location.
-Note:
-*[[Crohn's disease]] - may mimic angiodysplasia radiographically.<ref name=pmid3054852/>
-===Microscopic===
-Features:<ref name=pmid3054852>{{Cite journal  | last1 = Hemingway | first1 = AP. | title = Angiodysplasia: current concepts. | journal = Postgrad Med J | volume = 64 | issue = 750 | pages = 259-63 | month = Apr | year = 1988 | doi =  | PMID = 3054852 }}</ref>
-*Dilated vessels in mucosa and submucosa.
 ==Drugs==