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623 bytes removed , 14:25, 15 October 2013

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*Bacterial: Often toxin damage E.g. Salmonellosis, Erysipelas.

*Viral: Epitheliotropic viruses E.g. [[Equine Viral Arteritis|Equine arteritis]], [[Canine Distemper Virus|Canine distemper]].

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*Mycotic: [[~~Mucor Mycosis~~]].

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*Mycotic: [[Mucormycosis]].

===Parasitic===

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===Non-infective===

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'''''Polyarteritis nodosa'''''

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'''''[[Polyarteritis nodosa]]'''''

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Fibrinoid necrosis of the media of arteries and arterioles. An intense neutrophil infiltration may be identified which, when the lesions become chronic, is accompanied by cells such as eosinophils, plasma cells and lymphocytes.

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{{Learning

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|flashcards = [[Vascular Pathology Flashcards]]

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}}

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~~Aetiology unknown but thought to be an antibody-antigen reaction.~~

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~~[[Image:Fibrinoid degeneration.jpg|right|thumb|125px|<small><center>'''Fibrinoid degeneration'''. Courtesy of A. Jefferies</center></small>]]~~

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'''Fibrinoid necrosis''' is also a feature of vessel damage. Seen with uraemia in dogs where the ammonia within the bloodstream irritates the endothelial layer. The affected arteries include the gastric arteries which, when damaged, result in ischaemia and gastric ulceration.

[[Category:Cardiovascular_System_-_Inflammatory_Pathology]][[Category:Cardiovascular_System_-_Vascular_Pathology]][[Category:Arterial_Pathology]]

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[[Category:Cardiology Section]]

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Arteritis (view source)

Revision as of 14:25, 15 October 2013