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