Browsing Slide Collection (Veterinary Tropical Diseases) by Subject "Heartwater"

Browsing Slide Collection (Veterinary Tropical Diseases) by Subject "Heartwater"

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  • Hydrothorax in a case of heartwater 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2008-09-05)
    After being bitten by an infected tick E. ruminantium enters the animal in the saliva of the tick. Initial multiplication of the parasiteprobably takes place in cells of the lymph node regional to the tick bite from where ...
  • Lung oedema in a bovine lung 
    Unknown; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-07-02)
    This lesion is present to some degree in all cases of heartwater.
  • Petechiation of the conjunctiva in a case of heartwater 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2008-11-14)
    The lesion, petechiation of the conjunctiva, is present in some cases of heartwater
  • Three stages in the life cycle of the tick Amblyomma hebraeum : male and female adults, a nymph and three larvae 
    University of Pretoria. Faculty of Veterinary Science (2008-05-27)
    Amblyomma hebraeum is one of the tick vectors of heartwater which is an acute disease of cattle, goats, sheep and some wild ruminants caused by the rickettsia, Ehrlichia ruminantium (formely Cowdria ruminantium). Heartwater ...