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Skin Environmental - Pathology (view source)

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===Solar ~~dermatitis~~===

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===[[Solar Dermatitis]]===

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*Particularly in white animals and where little or no hair is present

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*Grossly:

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**[[Skin Glossary - Pathology|Erythema, scaling and crusting]]

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**-> Wrinkled nand thickened skin

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** Squamous cell carcinoma or haemangiosarcoma/haemangioma may develop

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*Microscopically:

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**Dyskeratotic cells

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**Intercellular oedema

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**Vacuolated keratinocytes

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**Followed by [[Skin Glossary - Pathology|hyperkeratosis, parakeratosis and acanthosis]]

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**Endothelial swelling

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**Haemorrhage

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**Hyperplasia

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**Dermal fibrosis

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**Dogs may develop actinic [[Skin Glossary - Pathology|comedones]]

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~~[[Category:Integumentary System - Sunlight Damage]]~~

===[[Photosensitisation]]===

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