Difference between revisions of "Skin Congenital and Hereditary - Pathology"

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===Porcine Juvenile Pustular Psoriasiform Dermatitis===
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===[[Porcine Juvenile Pustular Psoriasiform Dermatitis]]===
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*Also called '''Pityriasis Rosea'''
 
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*Occurs in pigs
 
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*Symmetric lesions on the abdomen, loin and medial thigh
 
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*Start as small [[Skin Glossary - Pathology|papules]] covered by brown [[Skin Glossary - Pathology|crusts]]
 
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*-> lesions join and spread -> umbilicated [[Skin Glossary - Pathology|plaques]] containing white centres with erythematous and scaly borders
 
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*Similar to [[Skin Infectious - Pathology|dermatophytosis]]
 
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*Histologically:
 
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**Epidermal hyperplasia, [[Skin Glossary - Pathology|parakeratosis]], epidermal [[Skin Glossary - Pathology|pustules]] and superficial perivascular dermatitis
 
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*For more detail see [[Porcine Juvenile Pustular Psoriasiform Dermatitis]]
 
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[[Category:Integumentary System - Developmental Pathology]]
 
  
  

Revision as of 15:29, 21 February 2011

Acanthosis Nigricans

Alopecia and Hypotrichosis

Collagen Dysplasia

Epidermolysis Bullosa

Epitheliogenesis Imperfecta

Hypertrichosis

Ichthyosis

Porcine Juvenile Pustular Psoriasiform Dermatitis

Zinc-related disorders

  • Occurs in Bullterriers and calves
  • Resolves with zinc supplementation in calves but not dogs
  • In dogs:
    • Fatal acrodermatitis
    • Lesions start between digits and on foot pads -> severe interdigital pyoderma -> paronychia and hyperkeratosis of pads
    • May also occur on pinnae, elbows, muzzle, hocks or become generalised with crusting, ulceration and secondary pyoderma
    • Histologically:
      • Hyperkeratosis and bacterial pustular dermatitis
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