牛病毒性腹泻临床变化、诊断与防控

Clinical Changes,Diagnosis and Prevention of Bovine Viral Diarrhea

牛病毒性腹泻疾病,属于国家二类动物疫病,同时也是一种危险较为严重的免疫抑制性疾病,是由黏膜病毒感染引发,临床上会引发患病牛黏膜发炎、糜烂坏死、发生严重的腹泻。牛病毒性腹泻在牛养生领域广泛分布,具有较强的发病流行率,是威胁牛养殖产业及国际贸易的重要传染性疾病之一,严重威胁地区牛养殖产业的可持续发展,给养殖户带来较大的经济损失。牛一旦受到病毒性腹泻的威胁将很难清理,造成养殖场周期性的流行该种疾病,易出现继发感染混合感染的现象,使养殖场的临床症状逐渐复杂,疾病的诊断难度相对较大。该文主要论述牛病毒性腹泻的临床变化、诊断方法和防治措施。

Bovine viral diarrhea disease,belonging to the national Class II animal diseases,is also a dangerous and serious immune suppression disease,is caused by mucosal virus infection,clinical causes infected bovine mucosal inflammation,erosion and necrosis,serious diarrhea.Bovine viral diarrhea is widely distributed in the field of cattle health,with a strong prevalence of disease.It is one of the important infectious diseases threatening the cattle breeding industry and international trade.It seriously threatens the sustainable development of the cattle breeding industry in the region,and brings great economic losses to farmers.Once the cattle are threatened by viral diarrhea,it will be difficult to clean up,resulting in the periodic epidemic of this disease on the farm,and easy to appear the phenomenon of secondary infection and mixed infection,which makes the clinical symptoms of the farm gradually complicated and the diagnosis of the disease relatively difficult.This paper mainly discusses the clinical changes,diagnostic methods and prevention measures of bovine viral diarrhea.