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Slide Collection (Veterinary Tropical Diseases): Recent submissions

  • Congenital babesiosis 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2013-11-05)
    Bovine babesiosis or rewater is a tick-borne disease caused by parasites of the genus Babesia which occur in the erythrocytes of infected cattle. There are four Babesia species that are known to occur in cattle in Southern ...
  • Brain smear of a bovine that died from cerebral babesiosis 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2013-11-05)
    Cerebral redwater is diagnosed at necropsy by the examination of strained brain smears. The majority of erythrocytes are parasitized by Babesia bovis. In the cerebral form of the disease the grey matter of the cerebrum and ...
  • Splenomegaly in a bovine that died from babesiosis 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2013-11-05)
    Bovine babesiosis or redwater is a tick-borne disease caused by parasites of the genus Babesia which occur in the erythrocytes of infected cattle. In animals which have died from acute B. Bovis infections there is severe ...
  • Meningeal haemorrhage in a case of cerebral theileriosis 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Thrombosis and encephalomalacia in a case of turning sickness 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Thrombosed blood vessels (microscopic section) in turning sickness 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Infarcts in the spleen and brain in a case of turning sickness 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Turning sickness : infarcts in thalamus and cerebrum 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Thrombosed blood vessel in meninges of a case of turning sickness 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases; University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology (2013-05-29)
    Turning sickness or cerebral theileriosis is an uncommon aberrant form of infection by Theileria parva or Theileria taurotragi in which lymphoblasts parasitized by schizonts accumulate in cerebral vessels leading to ...
  • Small intestine of a sheep showing numerous white nodules or foci of coccidial parasites 
    Unknown; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    The small intestines are unopened. The numerous white foci, 1-2 mm in diameter each comprise an area in the mucosa where there is a severe infection of epithelial cells. The reddened, hyperaemic intestinal wall indicates ...
  • Coccidial oocycts in sheep faeces 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    Microscopic appearance of coccidial oocysts in sheep faeces. Numerous round oocysts are present. The slide was prepared by the flotation technique of infected sheep faeces.
  • Histopathological appearance of various stages of the life cycle of an Eimeria sp. in epithelial cells of the small intestine of a sheep 
    Unknown; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    Severe infection of Eimeria sp. in the epithelial cells of the mucosa. It is a histological section of one of the white nodules seen macroscopically in some cases of coccidiosis in sheep.
  • Eimeria stiedae in a rabbit liver 
    Penzhorn, Barend Louis; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    The liver is the seat of infection with the Eimeria stiedae parasite in rabbits. The photo show numerous white nodules in a rabbit liver. Each nodule comprises thousands of the various developmental stages of the organism.
  • Cooperia sp. worm egg and a coccidia oocyst in the faeces of a sheep 
    Penzhorn, Barend Louis; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    The worm egg measures about 80-85 by 40-45 in size so that one can obtain an idea of the relative sizes of the two for diagnostic purposes. The preparation is made by the flotation technique of sheep faeces.
  • Various stages of the life cycle of an Eimeria sp. in intestinal epithelial cells 
    Unknown; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    Species of the genus Eimeria are the most important causes of an important protozoal diseases known as coccidiosis which occurs in many livestock species like cattle, sheep, goats, horses, other mammals and poultry. In ...
  • Chronic coccidial lesions in the mucosa of the small intestine of a goat 
    University of Pretoria. Faculty of Veterinary Science. Dept. of Paraclinical Sciences. Section of Pathology; University of Pretoria. Faculty of Veterinary Science. Dept. of Veterinary Tropical Diseases (2009-09-30)
    The photo shows a severe infection of the small intestine of a goat. Each of the white foci contains numerous Eimeria parasites in various stages of the developmental cycle.
  • 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
  • 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 ...
  • 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 ...