Hepatozoonosis in domestic canines of Greater Buenos Aires

Canine hepatozoonosis (CH) is a disease transmitted by ingestion of ticks infected with Hepatozoon canis that can cause severe clinical signs depending on host immunity. The objective of this work was to detect the presence of H. canis in blood samples from clinically healthy dogs from GreaterBuenos...

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Autores principales: Martin, P. L., Pintos, M. E., Aquino, S., Vidal, D. A., Arauz, M. S.
Formato: Artículo revista
Lenguaje:Español
Publicado: Universidad Nacional del Nordeste 2022
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Acceso en línea:https://revistas.unne.edu.ar/index.php/vet/article/view/6191
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Sumario:Canine hepatozoonosis (CH) is a disease transmitted by ingestion of ticks infected with Hepatozoon canis that can cause severe clinical signs depending on host immunity. The objective of this work was to detect the presence of H. canis in blood samples from clinically healthy dogs from GreaterBuenos Aires through microscopic observation in smears of peripheral blood and buff y coat.Secondly, the prevalence of CH in the different neighbor hoods, the association between thevariables breed, sex, age and the presence of ticks with the positive hematological diagnosisof CH and the association between hematological alterations and the presence of CH weredetermined. Of the 207 samples, 10 (4.83%) were positive by observation in peripheral bloodsmears and 15 (7.24%) in pH logistic layer smears. With respect to the variables evaluated, CHwas more frequent in adults, females, mixed-breed and with the presence of ticks; however, thedifferences were not significant. The highest percent age of positive samples was observed inthose patients from the neighbor hoods of Solano and Quilmes. With respect to the hematologicalalterations, anemia (20%), leukocytosis (40%), lymphocytosis (26.6%) and eosinophilia(80%) were higher in the group of positive samples to CH, however, the differences were notsignificant (p>0.05). There four study corroborate the endemic of CH in Greater Buenos Airesand show that the prevalence varies with the area from which the samples were obtained andthe moment in which the study was conducted. In addition, it reflects the use fullness of theleukocyte concentration to increase the probabilities of positive observation of gamontes whenmolecular methods are not available.