Difference between revisions of "Pyotraumatic Dermatitis"
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*Also called '''acute moist dermatitis''' or ''''hot spot'''' | *Also called '''acute moist dermatitis''' or ''''hot spot'''' | ||
*Common in dogs, especially self-inflicted due to pain and itching | *Common in dogs, especially self-inflicted due to pain and itching | ||
| − | *Usual causes: [[ | + | *Usual causes: [[:Category:Integumentary System - Immunologic Pathology|allergies]], irritants, matted hair, [[:Category:Integumentary System - Parasitic Infections|parasites]] |
*Lesions tend to be worse in hot and humid weather | *Lesions tend to be worse in hot and humid weather | ||
*Grossly: | *Grossly: | ||
Revision as of 17:11, 22 February 2011
- Also called acute moist dermatitis or 'hot spot'
- Common in dogs, especially self-inflicted due to pain and itching
- Usual causes: allergies, irritants, matted hair, parasites
- Lesions tend to be worse in hot and humid weather
- Grossly:
- Hairless, red and moist lesion
- Fluid exudate
- Edges are circumscribed and red
- Microscopically:
- Superficial erosive to ulcerative exudative dermatitis
- May be deeper suppurative folliculitis