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| − | ==Myositis==
| + | #redirect[[:Category:Muscles - Inflammatory Pathology]] |
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| − | [[Bacterial Myositis]] | |
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| − | ===[[Viral Myositis]]===
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| − | ===[[Parasitic Myositis]]===
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| − | ===[[Immune-Mediated Myositis]]===
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| − | ===[[Idiopathic Myositis]]===
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| − | ====[[Canine Polymyositis]]====
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| − | ====Canine bilateral extraocular polymyositis====
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| − | *In Golden retrievers
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| − | *Very rare
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| − | *Clinical signs:
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| − | **Acute bilateral exophthalmos
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| − | *Involves only extraocular muscles except for retractor blbi
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| − | *Grossly:
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| − | **Swollen and pale extraocular muscles
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| − | *Histologically:
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| − | **Sterile myositis
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| − | **Multifocal necrosis of myofibres
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| − | **Lymphocytic, histiocytic and plasmacytic infiltrate with few [[Neutrophils|neutrophils]]
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| − | [[Category:Muscles - Inflammatory Pathology]]
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| − | ====Bovine and ovine eosinophilic myositis====
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| − | *Unknown aetiology
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| − | *Major cell involved is eosinphil
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| − | *Usually noticed at slaughter - green muscle discoloration
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| − | *May be caused by degenteration of [[Sarcocystis|''Sarcocystis'' spp.]]
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| − | *Grossly:
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| − | **Green discolored areas, well demarcated
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| − | **Mostly in muscles of back and thighs
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| − | *Histologically:
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| − | **Massive eosinophil infiltration
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| − | **Muscle fibres may degenerate
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| − | **In old lesions - endimysial fibrosis, myofibre atrophy, some regeneration, lymphocytes, plasma cells, macrophages and few eosinophils
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| − | **Capsule may form
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| − | [[Category:Muscles - Inflammatory Pathology]]
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| − | [[Category:Muscles - Inflammatory Pathology]]
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