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Lesions may resolve within weeks if dry weather or prolonged wetting of infected areas can lead to secondary bacterial infection which can result in limb oedema and cellulitis.
 
Lesions may resolve within weeks if dry weather or prolonged wetting of infected areas can lead to secondary bacterial infection which can result in limb oedema and cellulitis.
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==Pathology==
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Grossly: [[Skin Glossary - Pathology|Papules, pustules, crusts]] may coalesce and mat the coat
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Microscopically:
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**Hyperplastic superficial perivascular dermatitis
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**Multilaminated crusts, alternating keratin and inflammatory cell layers
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==Treatment==
 
==Treatment==
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==References==
 
==References==
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**Parenteral antibiotics e.g oxytetracycline, pr penicillin-streptomycin combinations
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*Caused by [[Dermatophilus congolensis|''Dermatophilus congolensis'']]
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*Affects cattle, horses, sheep mainly
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*More common in wet and warm weather
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*Transmotted from animal to animal
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*Lesions tend to form on dorsal back and extremities
   
*Associated with skin trauma, prolonged wetting or [[Parasitic skin infections - Pathology#Parasitic| parasites]]
 
*Associated with skin trauma, prolonged wetting or [[Parasitic skin infections - Pathology#Parasitic| parasites]]
 
** -> penetration of zoospores
 
** -> penetration of zoospores
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**Regenerated epidermis is invaded again by remaining organisms
 
**Regenerated epidermis is invaded again by remaining organisms
 
**Repeated reinfection -> multilaminated pustular crusts
 
**Repeated reinfection -> multilaminated pustular crusts
*Grossly:
  −
**[[Skin Glossary - Pathology|Papules, pustules, crusts]] may coalesce and mat the coat
  −
*Microscopically:
  −
**Hyperplastic superficial perivascular dermatitis
  −
**Multilaminated crusts, alternating keratin and inflammatory cell layers
      
[[Category:Cattle]][[Category:Sheep]][[Category:Horse]][[Category:To_Do_-_Caz]]
 
[[Category:Cattle]][[Category:Sheep]][[Category:Horse]][[Category:To_Do_-_Caz]]
 
[[Category:Sheep]][[Category:Pig]][[Category:Cattle]][[Category:Goat]][[Category:Zoonoses]][[Category:Dog]][[Category:Cat]]
 
[[Category:Sheep]][[Category:Pig]][[Category:Cattle]][[Category:Goat]][[Category:Zoonoses]][[Category:Dog]][[Category:Cat]]
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