Clinical and pathological findings associated with congenital hypovitaminosis A in extensively grazed beef cattle

Objective To determine the cause of exceptionally high mortality (41.4%) in perinatal calves on a beef cattle property 50 km south‐west of Julia Creek in north‐western Queensland. Design Investigations were based on clinical assessment of affected calves and laboratory analysis of pre‐ and postmor...

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Veröffentlicht in:	Australian veterinary journal 2009-03, Vol.87 (3), p.94-98
Hauptverfasser:	Hill, B.D, Holroyd, R.G, Sullivan, M
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal Feed Animal Nutritional Physiological Phenomena - physiology Animals Animals, Newborn beef cattle beef cows Blindness - veterinary blood serum calves Cattle cattle diseases Cattle Diseases - congenital Cattle Diseases - mortality Cattle Diseases - pathology congenital abnormalities Female grazing histopathology hypovitaminosis A Immunohistochemistry - veterinary liver Male maternal nutrition mortality neonates Nutritional Requirements Poaceae - adverse effects Poaceae - chemistry Pregnancy Queensland - epidemiology signs and symptoms (animals and humans) vitamin A Vitamin A Deficiency - congenital Vitamin A Deficiency - mortality Vitamin A Deficiency - pathology Vitamin A Deficiency - veterinary vitamin deficiencies Vitamin E Deficiency - congenital Vitamin E Deficiency - mortality Vitamin E Deficiency - pathology Vitamin E Deficiency - veterinary
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