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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1989-10-10
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pubmed:abstractText |
Experimental inoculation of 1-day-old male broiler chickens with avian reo-virus or Staphylococcus aureus caused tenosynovitis of the gastrocnemius and digital flexor tendons. Reovirus inoculation by either the oral or footpad route initiated a diffuse lymphocytic infiltration in the peritendineum, synovial membrane, and epitenon from 1 to 5 weeks postinoculation (PI). Heterophils were not a predominant feature of the inflammatory response, but when present they were localized with fibrin in and around synovial spaces. The prevalence of microscopic tendon lesions was less common with staphylococcal infection than with reovirus infection. With staphylococcus, lesions were localized to the synovial space and membranes and were characterized by heterophils and fibrin but few lymphocytes. Synovial cell hyperplasia and bursal atrophy were common in both groups. From 10 to 20 weeks PI, both groups developed progressive tendon fibrosis. These results indicate that tenosynovitis due to inoculation with reovirus or staphylococcus may be differentiated histologically from 1 through 5 weeks PI. After 10 weeks, this may not be possible, because diffuse fibrosis was the major lesion with both. Perhaps fibrosis predisposes older, heavier broilers to tendon failure and rupture.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:issn |
0005-2086
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
33
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
401-10
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2549934-Animals,
pubmed-meshheading:2549934-Bursa, Synovial,
pubmed-meshheading:2549934-Chickens,
pubmed-meshheading:2549934-Male,
pubmed-meshheading:2549934-Reoviridae,
pubmed-meshheading:2549934-Reoviridae Infections,
pubmed-meshheading:2549934-Staphylococcal Infections,
pubmed-meshheading:2549934-Staphylococcus aureus,
pubmed-meshheading:2549934-Synovial Membrane,
pubmed-meshheading:2549934-Tendons,
pubmed-meshheading:2549934-Tenosynovitis
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pubmed:articleTitle |
Comparative microscopic lesions in reoviral and staphylococcal tenosynovitis.
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pubmed:affiliation |
Department of Pathology, College of Veterinary Medicine, University of Georgia, Athens 30602.
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pubmed:publicationType |
Journal Article,
Comparative Study
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