Difference between revisions of "Clostridium perfringens type C"

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*Acute enterotoxaemia in adult sheep, 'struck'  
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*Acute enterotoxaemia in adult sheep, 'struck'
*Sudden death or terminal convulsions in sheep at pasture  
+
*Sudden death or terminal convulsions in sheep at pasture
*Beta toxin (lethal, necrotising) plays major role in pathogenesis of the disease - increases intestinal and capillary permeability  
+
*Beta toxin (lethal, necrotising) plays major role in pathogenesis of the disease - increases intestinal and capillary permeability
*Also alpha toxin (lecithinase)  
+
*Also alpha toxin (lecithinase)
*Post mortem: jejunal ulceration; hyperaemia in small intestine; fluid accumulation in peritoneal cavity; congestion of peritoneal vessels; petechial haemorrhages  
+
*Post mortem: jejunal ulceration; hyperaemia in small intestine; fluid accumulation in peritoneal cavity; congestion of peritoneal vessels; petechial haemorrhages
*Haemorrhagic enteritis in piglets  
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*Haemorrhagic enteritis in piglets
**Peracute enterotoxaemia often of entire litter with mortality rates 80%  
+
**Peracute enterotoxaemia often of entire litter with mortality rates 80%
**Infection from sow's faeces  
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**Infection from sow's faeces
**Death within 24 hours in young piglets  
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**Death within 24 hours in young piglets
**Chronic disease in older piglets  
+
**Chronic disease in older piglets
**Dullness, anorexia, bloody faeces, perianal hyperaemia  
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**Dullness, anorexia, bloody faeces, perianal hyperaemia
**Post mortem: necrosis of terminal small intestinal mucosa, caecum and colon and blood-stained contents; serosanguinous fluid in pleural and peritoneal cavities  
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**Post mortem: necrosis of terminal small intestinal mucosa, caecum and colon and blood-stained contents; serosanguinous fluid in pleural and peritoneal cavities
*Necrotic enteritis in chickens:  
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*Necrotic enteritis in chickens:
**Broilers under 12 weeks  
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**Broilers under 12 weeks
**Acute enterotoxaemia, sudden onset and high mortality  
+
**Acute enterotoxaemia, sudden onset and high mortality
**Necrosis of small intestine  
+
**Necrosis of small intestine
**Predisposing factors include diet changes, coccidial infection and intestinal hypomotility  
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**Predisposing factors include diet changes, coccidial infection and intestinal hypomotility
*Acute enterotoxaemia with haemorrhagic enteritis in calves, lambs, foals, goats  
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*Acute enterotoxaemia with haemorrhagic enteritis in calves, lambs, foals, goats
*[[Peritonitis#In_cattle|Peritonitis in cattle]] - sudden death in feedlot cattle
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*[[Peritonitis#In cattle|Peritonitis in cattle]] - sudden death in feedlot cattle
  
[[Category:Enteropathogenic_and_Enterotoxaemic_Clostridia]] [[Category:Sheep_Bacteria]] [[Category:Pig_Bacteria]] [[Category:Avian Bacteria]] [[Category:Horse_Bacteria]] [[Category:Cattle_Bacteria]] [[Category:To_Do_-_Bacteria]]
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[[Category:Enteropathogenic_and_Enterotoxaemic_Clostridia]][[Category:Sheep]][[Category:Pig]][[Category:Poultry]][[Category:Horse Bacteria]][[Category:Cattle]]
[[Category:To Do - Major]]
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[[Category:To_Do_-_Bacteria]]

Revision as of 14:20, 27 July 2010

  • Acute enterotoxaemia in adult sheep, 'struck'
  • Sudden death or terminal convulsions in sheep at pasture
  • Beta toxin (lethal, necrotising) plays major role in pathogenesis of the disease - increases intestinal and capillary permeability
  • Also alpha toxin (lecithinase)
  • Post mortem: jejunal ulceration; hyperaemia in small intestine; fluid accumulation in peritoneal cavity; congestion of peritoneal vessels; petechial haemorrhages
  • Haemorrhagic enteritis in piglets
    • Peracute enterotoxaemia often of entire litter with mortality rates 80%
    • Infection from sow's faeces
    • Death within 24 hours in young piglets
    • Chronic disease in older piglets
    • Dullness, anorexia, bloody faeces, perianal hyperaemia
    • Post mortem: necrosis of terminal small intestinal mucosa, caecum and colon and blood-stained contents; serosanguinous fluid in pleural and peritoneal cavities
  • Necrotic enteritis in chickens:
    • Broilers under 12 weeks
    • Acute enterotoxaemia, sudden onset and high mortality
    • Necrosis of small intestine
    • Predisposing factors include diet changes, coccidial infection and intestinal hypomotility
  • Acute enterotoxaemia with haemorrhagic enteritis in calves, lambs, foals, goats
  • Peritonitis in cattle - sudden death in feedlot cattle