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The haematological kinetics of canine babesiosis in South Africa

Dissertation (MSc (Veterinary Science))--University of Pretoria, 2008.

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Other Authors: Christopher, M.M.
Format: Thesis
Published: University of Pretoria 2013
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access_status_str Open Access
author2 Christopher, M.M.
author_browse Christopher, M.M.
author_facet Christopher, M.M.
collection Thesis
dc_rights_str_mv © University of Pretoria 2008E951 /
description Dissertation (MSc (Veterinary Science))--University of Pretoria, 2008.
format Thesis
id oai:repository.up.ac.za:2263/26347
institution University of Pretoria (South Africa)
last_indexed 2026-06-10T12:38:39.160Z
license_str Other — see source repository
provenance_str_mv Harvested via OAI-PMH from UPSpace — University of Pretoria Institutional Repository
publishDate 2013
publishDateRange 2013
publishDateSort 2013
publisher University of Pretoria
publisherStr University of Pretoria
record_format dspace
source_str UPSpace — University of Pretoria Institutional Repository
spelling oai:repository.up.ac.za:2263/26347 The haematological kinetics of canine babesiosis in South Africa Christopher, M.M. Leisewitz, Andrew L. elrien.scheepers@up.ac.za Scheepers, Elrien Blood transfusion Thrombocytopenia Anaemia UCTD Dogs -- Diseases Babesiosis Dissertation (MSc (Veterinary Science))--University of Pretoria, 2008. The course of the haemopoietic response during canine babesiosis caused by Babesia rossi has not previously been studied. This prospective, descriptive longitudinal study on clinical cases describes the haematological kinetics during the first six days following treatment of natural babesiosis infection. Ninety client-owned dogs diagnosed with B rossi infection, based on examination of a Cam’s Quick-Stain-stained thin capillary blood smear and confirmed by polymerase chain reaction analysis, were included. At first consultation, 24 hours, three days and six days after first consultation, or until death, an EDTA sample was collected from the jugular or cephalic vein and submitted for a full automated blood count, using a CELL-DYN 3700 analyzer. Manual leukocyte differential counts were performed. Based on the treatment protocol, the dogs were divided into a blood transfusion group, and a non blood transfusion group. A slightly to moderately regenerative normocytic normochromic anaemia occurred throughout the study period for both treatment groups. The anaemia was very severe at presentation in dogs that received a blood transfusion and moderate at presentation in dogs that did not receive a blood transfusion. Anaemia was still present by the end of the study period in both treatment groups. The regenerative response was moderate in severely anaemic dogs and mild in moderately anaemic dogs. A mild inflammatory leukocytic response was found in both treatment groups. The median segmented neutrophil count for both treatment groups was within the reference interval throughout the study period. A left shift occurred more commonly in dogs that received a blood transfusion, and was significantly influenced by the degree of anaemia at presentation. In dogs with a left shift, a degenerative left shift, not influenced by the degree of anaemia at presentation, was found more commonly. Severe thrombocytopaenia for both treatment groups, which resolved within a week in both groups, was found. Treatment with a blood transfusion reduced the anaemia, but had no significant effect on white blood cell or platelet responses. Blood cell responses were not significantly influenced by age, previous infection with babesiosis or duration of illness. Companion Animal Clinical Studies unrestricted 2013-09-07T04:48:15Z 2008-08-07 2013-09-07T04:48:15Z 2008-04-24 2008-08-07 2008-07-16 Dissertation a 2008E951 /ag http://hdl.handle.net/2263/26347 http://upetd.up.ac.za/thesis/available/etd-07162008-132522/ © University of Pretoria 2008E951 / application/pdf University of Pretoria
spellingShingle Blood transfusion
Thrombocytopenia
Anaemia
UCTD
Dogs -- Diseases
Babesiosis
The haematological kinetics of canine babesiosis in South Africa
title The haematological kinetics of canine babesiosis in South Africa
title_full The haematological kinetics of canine babesiosis in South Africa
title_fullStr The haematological kinetics of canine babesiosis in South Africa
title_full_unstemmed The haematological kinetics of canine babesiosis in South Africa
title_short The haematological kinetics of canine babesiosis in South Africa
title_sort haematological kinetics of canine babesiosis in south africa
topic Blood transfusion
Thrombocytopenia
Anaemia
UCTD
Dogs -- Diseases
Babesiosis
url http://hdl.handle.net/2263/26347
http://upetd.up.ac.za/thesis/available/etd-07162008-132522/