Results: 4

Chronic copper poisoning in beef cattle in the state of Mato Grosso, Brazil

Pesqui. vet. bras; 40 (9), 2020
Copper is an essential micromineral in animal feed; however, when consumed in excess, it can cause liver necrosis, hemolytic crisis, hemoglobinuric nephrosis and death in cattle. Although uncommon in this species, copper poisoning occurs as a result of exacerbated supplementation, deficiency of antagonis...

Epidemiological aspects of natural poisoning by Prosopis juliflora in ruminants in semiarid areas of the state of Bahia, Brazil, invaded by the plant

Pesqui. vet. bras; 40 (7), 2020
Poisoning by Prosopis juliflora (mesquite) leads to neurological signs, cachexia and death, mainly in cattle and goats. Although the uncontrolled spread of mesquite in the Caatinga biome (biological invasion), which alters the epidemiological conditions of intoxication by this plant, has been proved for ...

Causas de morte em vacas leiteiras no Rio Grande do Sul

Pesqui. vet. bras; 37 (9), 2017
As causas de morte em vacas leiteiras no Rio Grande do Sul foram analisadas através de um estudo retrospectivo dos protocolos de necropsia de 600 vacas leiteiras examinadas entre os anos de 1998-2012. Do total de vacas analisadas 67,5% eram oriundas da Região Metropolitana de Porto Alegre, seguida das ...

Histophilus somni-induced thrombotic meningoencephalitis in cattle from northern Paraná, Brazil

Pesqui. vet. bras; 35 (4), 2015
Thrombotic meningoencephalitis (TME) is a fatal neurological disease of cattle, predominantly from North America, that is caused by Histophilus somni with sporadic descriptions from other countries. This manuscript describes the occurrence of spontaneous TME in cattle from northern Paraná, Brazil. Most ...