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| **Erythema, alopecia, depigmentation, crusting and scaling, ulceration | | **Erythema, alopecia, depigmentation, crusting and scaling, ulceration |
| **Microscopically: lymphohistiocytic interface dermatitis, thickened basement membrane, vasculitis, subepidermal vesicles, basal cell degeneration | | **Microscopically: lymphohistiocytic interface dermatitis, thickened basement membrane, vasculitis, subepidermal vesicles, basal cell degeneration |
− | *'''Discoid'''
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− | **Milder variant of systemic
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− | **Depigmentation, erythema, scaling, erosions, ulceration, crusting | + | *Also see [[Discoid Lupus Erythematosus]] |
− | **Usually involves nasal planum, dorsum of muzzle, occasionally pinnae, lips, oral mucosa or periocular area
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− | **Microscopically: lichenoid interface dermatitis, often with lymphocytes, plasma cells, basal cell degeneration, loss of pigment
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| [[Category:Integumentary System - Autoimmune Reactions]] | | [[Category:Integumentary System - Autoimmune Reactions]] |
| [[Category:Antibody Mediated Autoimmune Diseases]] | | [[Category:Antibody Mediated Autoimmune Diseases]] |
| [[Category:Immunological Diseases - Cat]][[Category:Immunological Diseases - Dog]] | | [[Category:Immunological Diseases - Cat]][[Category:Immunological Diseases - Dog]] |