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Difference between revisions of "Vasculitides"
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(→Pathologist's role in the diagnosis of vasculitis: more notes) |
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*Involvement is usually patchy. | *Involvement is usually patchy. | ||
**If there is an inkling of vasculitis... it should prompt [[deeper cuts]]. | **If there is an inkling of vasculitis... it should prompt [[deeper cuts]]. | ||
====Features to consider==== | |||
#Presence of granuloma. | |||
#Type inflammatory cells, i.e. eosinophils, mononuclear cells. | |||
#Size of vessels involved. | |||
#Extent of involvement. | |||
#Acuity (acute vs. subacute vs. chronic vs. acute on chronic). | |||
#*Chronic = thick fibrotic appearing vessels with a small lumen. | |||
=Vasculitides= | |||
The follow section has information specific to the individual types of vasculitis. | |||
==Giant cell arteritis== | ==Giant cell arteritis== | ||
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**Biopsy is confirmatory. | **Biopsy is confirmatory. | ||
=== | ===Microscopic=== | ||
Features: | Features: | ||
*Classical: granulomas. | *Classical: granulomas. | ||
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Image: [http://www.flickr.com/photos/pulmonary_pathology/3734403695/ Wegener's granulomatosis (flickr.com)]. | Image: [http://www.flickr.com/photos/pulmonary_pathology/3734403695/ Wegener's granulomatosis (flickr.com)]. | ||
=See also= | |||
*[[Cardiovascular pathology]]. | *[[Cardiovascular pathology]]. | ||
*[[Vascular disease]] - covers atherosclerosis, medial cystic degeneration. | *[[Vascular disease]] - covers atherosclerosis, medial cystic degeneration. | ||
=References= | |||
{{reflist|2}} | {{reflist|2}} | ||
[[Category:Cardiovascular pathology]] | [[Category:Cardiovascular pathology]] | ||