Investigations into the lymphocyte phenotypes and the presence of rheumatoid factor and antinuclear antibody in the peripheral blood of 515 dogs

Autor: K. Tamura, N. Nagashima, H. Oda, M. Kunimi, T. Itoi, M. Yasukawa, T. Miyata, K. Terakado, H. Takemitsu
Jazyk: angličtina
Rok vydání: 2012
Předmět:
Zdroj: Veterinární Medicína, Vol 57, Iss 10, Pp 529-535 (2012)
Druh dokumentu: article
ISSN: 0375-8427
1805-9392
DOI: 10.17221/6364-VETMED
Popis: The levels of rheumatoid factor (RF), antinuclear antibody (ANA), and composition of peripheral lymphocyte subsets in 515 dogs were examined. Of these sample cases, 33 cases were diagnosed as immune-mediated fever that presented with high C-reactive protein (CRP), 31 cases were diagnosed with Hansen's Type 1 disc herniation and the remaining 415 cases were clinically healthy dogs, and served as controls. In the cases diagnosed with immune-mediated fever, 84% of the dogs tested positive to either RF or ANA (RF positive 60.6%; ANA positive 24.2%). By contrast, 16.2% of the healthy dogs were positive for either RF or ANA (RF positive 14.9%; ANA 1.3%). The CD4/CD8 ratio for peripheral lymphocyte was high for all analysed cases diagnosed with immune-mediated fever, and was significantly higher than those of healthy controls. These results indicate that the abnormal levels of lymphocytes may be an effective indicator for immune-mediated disease coupled to immune-mediated fever.
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