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===Pyotraumatic dermatitis===
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===[[Pyotraumatic Dermatitis]]===
*Also called '''acute moist dermatitis''' or ''''hot spot''''
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*Common in dogs, especially self-inflicted due to pain and itching
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*Usual causes: [[Skin Immunologic - Pathology|allergies]], irritants, matted hair, [[Parasitic skin infections - Pathology|parasites]]
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*Lesions tend to be worse in hot and humid weather
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*Grossly:
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**Hairless, red and moist lesion
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**Fluid exudate
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**Edges are circumscribed and red
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*Microscopically:
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**Superficial erosive to ulcerative exudative dermatitis
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**May be deeper suppurative folliculitis
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[[Category:Integumentary System - Physical Damage]]
       
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