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Difference between revisions of "Angiodysplasia"
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==General== | ==General== | ||
*[[Colon#Bleeding| | *[[Clinical diagnosis]]. | ||
*[[Colon#Bleeding|Cause of (lower) GI haemorrhage]]. | |||
*Generally, not a problem pathologists see. | *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> | *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> | ||
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Note: | Note: | ||
*[[Crohn's disease]] - may mimic angiodysplasia radiographically.<ref name=pmid3054852/> | *[[Crohn's disease]] - may mimic angiodysplasia radiographically.<ref name=pmid3054852/> | ||
===Images=== | |||
<gallery> | |||
Image:Argon plasma coagulation.jpg | Angiodysplasia - endoscopy. (WC/Grover) | |||
</gallery> | |||
==Microscopic== | ==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> | 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. | *Dilated [[blood vessels]] in the mucosa and submucosa. | ||
DDx: | |||
*[[Crohn's disease]] - may be associated increase vascularity. | |||
===Images=== | ===Images=== | ||