Difference between revisions of "Pneumonic Pasteurellosis"

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*In clinically normal cattle ''Mann. haemolytica'' serotype 2 is present in low numbers, only in nasal cavity and tonsils
 
*In clinically normal cattle ''Mann. haemolytica'' serotype 2 is present in low numbers, only in nasal cavity and tonsils
 
*Clinical signs: depression, anorexia, rapid shallow respiration, crusty nose with mucopurulent discharge, serous ocular discharge
 
*Clinical signs: depression, anorexia, rapid shallow respiration, crusty nose with mucopurulent discharge, serous ocular discharge
*Acute [[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|bronchopneumonia]] and may progress to [[Lungs Inflammatory - Pathology#Lobar pneumonia|lobar pneumonia]] with toxaemia
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*Acute [[Bronchitis#Infectious causes of bronchitis or bronchiolitis|bronchopneumonia]] and may progress to [[Lobar Pneumonia|lobar pneumonia]] with toxaemia
 
*Pathology
 
*Pathology
**Lobar, cranioventral exudative pneumonia with fibrin, [[Pleural Cavity & Membranes Inflammatory - Pathology|fibrinous pleuritis]], areas of coagulative necrosis
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**Lobar, cranioventral exudative pneumonia with fibrin, [[Pleuritis|fibrinous pleuritis]], areas of coagulative necrosis
 
*Histology
 
*Histology
 
**Large numbers of bacteria are usually associated with necrotic lesions
 
**Large numbers of bacteria are usually associated with necrotic lesions
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 +
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[[Category:To Do - Medium]][[Category:To Do - Respiratory]]
 
[[Category:Respiratory Diseases - Cattle]]
 
[[Category:Respiratory Diseases - Cattle]]
 
[[Category:Respiratory_Bacterial_Infections]]
 
[[Category:Respiratory_Bacterial_Infections]]

Latest revision as of 15:41, 9 May 2011

  • Synonym: Shipping fever
  • Caused by Manheimia haemolytica biotype A serotype 1 (90%) and Pasteurella multocida
  • In young, growing cattle
  • In clinically normal cattle Mann. haemolytica serotype 2 is present in low numbers, only in nasal cavity and tonsils
  • Clinical signs: depression, anorexia, rapid shallow respiration, crusty nose with mucopurulent discharge, serous ocular discharge
  • Acute bronchopneumonia and may progress to lobar pneumonia with toxaemia
  • Pathology
    • Lobar, cranioventral exudative pneumonia with fibrin, fibrinous pleuritis, areas of coagulative necrosis
  • Histology
    • Large numbers of bacteria are usually associated with necrotic lesions