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Respiratory Parasitic Infections - Pathology (view source)

Revision as of 09:34, 1 July 2010

730 bytes removed , 09:34, 1 July 2010

→‎In Sheep

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===''[[Protostrongylus]]'' spp.===

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===[[~~Metastrongyloidae~~|''Muellerius capillaris'']]===

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===[[Muellerius|''Muellerius capillaris'']]===

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*Common in sheep and goats

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*Rarely any clinical significance

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*Grossly:

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**Multifocal [[Lungs Inflammatory - Pathology#Interstitial pneumonia|interstitial]] [[Lungs Inflammatory - Pathology#Infectious causes of pneumonia|pneumonia]] grossly evident as firm "lead-shot" nodules throughout the parenchyma, often with enveloping granulomatous response

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**Early stages are reddish in colour, turning later to greyish green, may calcify

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**Mostly in dorsal region of caudal lung lobes

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*Histologically:

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**Damaged alveolar septa with mild fibrous thickening and lymphocytic infiltrate

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**In more developed host resistance, foci of eosinophils around larvae, hyperplastic epithelium, macrophages, giant cells

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**May be some calcification

===[[Trichostrongyloidea|''Dictyocaulus filaria'']]===

Bara

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