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禽类病毒性关节炎有何临床症状

更新时间: 2019-01-11 00:00:00     

雏鸡感染后主要表现为发育不良,在3 ~ 4周龄可见少数鸡行走步态异常,慢慢发展为跛行,跗关 节肿大,病鸡喜坐在关节上,驱赶时跳动,患病腿不伸直,不 站立负重,有的鸡腱断裂,脚趾屈进。成鸡和大龄雏的患肢 多向外扭转,行走不稳,很慢。

关键词: 禽类 病毒性 关节炎 临床 症状

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