Sheep Diseases

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Sheep Diseases

  1. 1. Infectious diseases of sheep & goat Cairo university Faculty Of Veterinary Medicine Dept. Of Internal Medicine And Infectious Diseases Course No. 452
  2. 2. Parasitic Disease
  3. 3. Alopecia can be seen on the sheep's body.
  4. 5. Alopecia and scales can be seen on goat's head. Psoroptic mange
  5. 6. A goat with generalised lesions.
  6. 8.   Demodectic Mange Nodules surrounding A goat's lip, nares and eyes.
  7. 9. Nodules have been exposed by clipping the hair, and exudate has been expressed from one Nodule
  8. 10. Sarcoptes mite
  9. 11. Sarcoptes mite
  10. 12. Psorptes mite
  11. 13. Demodex mite
  12. 14. Tick This engorged tick is attached below the chin.
  13. 15. Adult Tick
  14. 17. Cutaneous myiasis Numerous maggots are feeding on the skin surface.
  15. 18. biting louse Note the broad head and a tan body. sucking louse Note the narrow head and a blood-filled body.
  16. 19. Oestrus Ovis Larva of Oestrus Ovis in the nasal cavity
  17. 20. Oestrus Ovis Larvae and pupa of Oestrus Ovis
  18. 23. Fascioliasis Mature flukes in the bile ducts.
  19. 24. Fascioliasis Chronic fibrous thickening of the bile ducts.
  20. 25. Fascioliasis Bile-stained ova in faeces, with the operculum.
  21. 26. A sheep with submandibular oedema (“bottle jaw”).
  22. 27. Haemonchosis Severe anemia in acute infection.
  23. 28. Adult Lung worm in lung tissue
  24. 29. Lung worm larva
  25. 30. Lung worm larva
  26. 31. Moniezia expansa Strobila in the lumen of the intestine.
  27. 32. Moniezia expansa lamb intestine.
  28. 33. Moniezia expansa A tapeworm from an infected lamb.
  29. 34. Moniezia eggs
  30. 35. Nematodirus egg
  31. 36. P.G.E. egg
  32. 37. Hydatid cysts in a sheep liver.
  33. 38. (Coenurus cerebralis infection).
  34. 39. Coenurus cerebralis Cyst
  35. 40. Coccidiosis Eimeria infection in a goat. Coccidiosis Eimeria lesions in a sheep.
  36. 41. Un-sporulated Oocysts of Eimeria sp. Sporulated Eimeria oocyst
  37. 42. Babesiosis. in sheep red cells. Giemsa stain.
  38. 44. A mixed infection by babesia and Theileriosis.
  39. 45. Theileriosis. Erythrocytic forms of (T. hirci) in a blood smear. Giemsa stain.
  40. 46. Viral Disease
  41. 47. Contagious Pastular Dermatitis
  42. 48. The lesion at the mouth commissure, around the nares and around the eye C.P.D
  43. 49. <ul><li>Strawberry footrot </li></ul><ul><li>Note The Lesion on The mouth </li></ul>
  44. 50. Note the lesion on and around the teats C.P.D
  45. 52. Facial oedema with Mucopurulent to bloody nasal discharge. Bluetongue
  46. 53. Bluetongue Crusts round the eyes and nares.
  47. 54. Intense congestion and swelling of lips and gums and sloughing of the dental pad mucosa. Blue tongue .
  48. 55. Bluetongue Lameness and tiptoe stance in the acute disease.
  49. 56. Bluetongue Lesions at the coronary band.
  50. 57. Foot-and-mouth disease. Acute lameness.
  51. 58. Foot-and-mouth disease Lip erosions and blanching of the dental pad.
  52. 59. Foot-and-mouth disease Vesicle on the coronary band.
  53. 60. Foot-and-mouth disease Tiger-striping of the myocardium.
  54. 61. Sheep pox Pox lesion around nostrils and eye
  55. 62. Sheep pox. Pulmonary lesions. Sheep pox . nodules in the lungs (pulmonary form)
  56. 64. Bacterial Disease
  57. 65. Anthrax bacilli in sheep blood
  58. 66. Black disease. A focal necrotic lesion in the liver.
  59. 67. <ul><ul><li>Lamb dysentery </li></ul></ul><ul><li>Blood-stained tail and hind-quarters. </li></ul>
  60. 68. Struck Localized enterotoxaemia in the small intestine.
  61. 69. Lamb dysentery Acute enteritis.
  62. 70. Pulpy kidney Necrotic 'cotton-wool' kidney cortex.
  63. 71. Blackleg Note the blackened area of acute muscle necrosis.
  64. 72. Salmonellosis Engorged liver with distension of the gall bladder.
  65. 73. Tick pyaemia Multiple liver abscesses.
  66. 74. Listeriosis
  67. 75. Listeriosis Facial paralysis in a lamb
  68. 76. Tetanus Note the characteristic tail position.
  69. 77. Tetanus Characteristic rigidity in a recumbent buck.
  70. 78. Caseous lymphadenitis note the lesion under the ear
  71. 79. Caseous lymphadenitis abscesses in a sheep lung.
  72. 80. Brucella melitensis Necrotic cotyledons in aborted material.
  73. 81.   Brucella melitensis A stillborn fetus with necrotic placenta.
  74. 82. Brucellosis. Edema and swelling of scrotum
  75. 83. Dermatophilosis ”lumpy wool”. Wool fibers matted together by exudate
  76. 84. Dermatophilosis Thick crusts cover this goat's dorsum after prolonged exposure to rain.
  77. 85. Dermatophilosis Crusty,scaly lesions involve this goat's head, ears & neck.
  78. 86. Dermatophilosis
  79. 87. Dermatophilosis This smear from the underside of a crust shows the parallel arrangement of the organisms by Gram stain.
  80. 88. Footrot This lame sheep is forced to graze on its limbs
  81. 90. Footrot The sole has been under run and perforated in several places.
  82. 91. Footrot The claws are deformed by a severe, chronic infection.
  83. 93. Footrot Fly strike on the hoof of a sheep.
  84. 94. Fungal Disease
  85. 95. Ringworm Wool loss and erythema caused by dermatophytes.
  86. 96. Ringworm Goat skin with alopecia and crusting.

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