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Created page with '*Infectious necrotic hepatitis/black disease: **Acute disease of sheep, occasionally cattle **Hepatic necrosis caused by exotoxins of ''C. novyi'' type B in liver damaged by ''Fa…'
*Infectious necrotic hepatitis/black disease:
**Acute disease of sheep, occasionally cattle
**Hepatic necrosis caused by exotoxins of ''C. novyi'' type B in liver damaged by ''Fasciola hepatica''
**Rapid death
**Dark discoloration of skin caused by subcutaneous venous congestion
**Fluorescent antibody test diagnostic
* Causes [[Necrosis - Pathology#Gas Gangrene|gas gangrene]] and [[Muscles Inflammatory - Pathology#Gas gangrene|myositis]].
*May be involved in [[Bacterial skin infections - Pathology#Systemic bacterial infections|cutaneous lesions]]
*Causes big head in rams - oedema of subcutaneous tissues of the head, neck and cranial thorax; necrotising lethal alpha toxin

[[Category:Histotoxic_Clostridia]][[Category:Cattle]]
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