Actinomycetes

BACK TO INFECTIOUS AGENTS AND PARASITES BACK TO BACTERIA

• Cause peritonitis in dogs and peritonitis in cattle and peritonitis in pigs

• Nocardia is involved in peritonitis and pleuritis in dogs

• Micropolyspora faeni and Thermactinomyces vulgaris in Bovine Farmers Lung

• Thermactinomyces vulgaris may cause COPD

• Actinomyces may cause granulomatous inflammation.
  • E.g. Actinomyces bovis -the cause of lumpy jaw and in osteomyelitis, may extend to surrounding muscles

• Actinomyces pyogenes in osteomyelitis

• In pyothorax

• Isolated from closed cases of Poll Evil and Fistulous Withers