Difference between revisions of "Contact Dermatitis"
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| − | *Results due to exposure to chemicals (not immunologic reaction) | + | *Results due to exposure to chemicals (not [[Allergic Contact Dermatitis|immunologic reaction]]) |
**Acids, alkali, detergents, irritant plants ''etc.'' | **Acids, alkali, detergents, irritant plants ''etc.'' | ||
*In cats and dogs lesions usually on skin of abdomen, feet, chest, eyelids, axillae | *In cats and dogs lesions usually on skin of abdomen, feet, chest, eyelids, axillae | ||
Revision as of 16:43, 22 February 2011
- Results due to exposure to chemicals (not immunologic reaction)
- Acids, alkali, detergents, irritant plants etc.
- In cats and dogs lesions usually on skin of abdomen, feet, chest, eyelids, axillae
- In horses lesions on muzzle, lower limbs, under tack
- Grossly:
- Erythematous pathes and papules
- Occasionally vesicles
- Lesions caused by self-trauma include ulcers and crusts
- Microscopically:
- Hyperplastic, spongiotic dermatitis
- Superficial perivascular inflammation
- Necrosis may be caused by corrosive substances