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| − | ===''Corynebacterium pseudotuberculosis''=== | + | ===''[[Corynebacterium pseudotuberculosis]]''=== |
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| − | *Caseous lymphadenitis:
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| − | **''C. pseudotuberculosis'' carried on skin of sheep
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| − | **Non-nitrate-reducing biotype
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| − | **Infection follows tissue trauma such as shearing wounds
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| − | **Incubation period 3 months
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| − | **Chronic suppurative infection of sheep, goats and occasionally cattle
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| − | **Abscessation of superficial and internal lymph nodes if haemtogenous spread occurs
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| − | **Caseous abscesses with green colour and onion ring appearance
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| − | **Ill thrift and pneumonia may occur
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| − | **Condemnation of carcasses and hides
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| − | **Infection spread by pus from abscesses, and oculonasal secretions
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| − | **Organism survives in environment for several months
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| − | **Sandwich ELISA detects circulating antibodies to phospholipase toxin
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| − | **Control: importation measures including screening; culling of infected sheep, stict hygiene; inactivated vaccine
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| − | *Ulcerative lymphangitis:
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| − | **Nitrate reducing biotype
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| − | **Disease in horses and cattle
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| − | **Infection through skin wounds
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| − | **Lymphangitis of lower limbs or abscessation in pectoral region
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| − | **Slow onset, usually becomes chronic
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| − | **Affected lymphatic vessels swollen and firm with nodules
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| − | **Oedema in affected limbs
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| − | **Ulcerative nodules exude thick green pus
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| − | **Lymphangitis and lymphadenitis in cattle with abscesses as well as coronary band lesions causing lameness
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| − | **Antibiotic treatment and topical iodophore shampoo
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| − | *May cause [[Muscles Inflammatory - Pathology#Abscesses|myositis]]
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| − | *Involved in [[Bacterial skin infections - Pathology#Deep pyoderma|deep pyoderma]]
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