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Skin Nutritional - Pathology (view source)
Revision as of 12:33, 29 October 2008
, 12:33, 29 October 2008no edit summary
===Copper deficiency===
===Copper deficiency===
*Grossly: hair or wool depigmentation (black sheep develop bands of lighter colouring, cattle develop spectacle pattern of depigmentation around eyes), coat colour may change from black to reddish brown
*Hair or wool depigmentation
**Black sheep develop bands of lighter colouring
**Cattle develop spectacle pattern of depigmentation around eyes)
**Coat colour may change from black to reddish brown
===Vitamin A deficeincy===
===Vitamin A deficiency===
===Vitamin E deficiency===
===Vitamin E deficiency===
*Steatitis may develop in cats fed excess fatty acids or with vitamin E deficincy
*Grossly: firm, yellow or orange nodules in subcutaneous tissue
*Microscopically: nodular to diffuse granulomatous panniculitis, macrophages and giant cells, oedema, fat necrosis, neutrophils and ceroid pigment