与Mycobacterium bovis相关的奶牛母牛的静脉综合征:两个病例报告和菌株特征
Germán J Cantón1, Yolanda M Marron2, María A Fiorentino2
1Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible (IPADS) (INTA Balcarce- CONICET), RN 226 km 73.5, Balcarce, 7620, Argentina. canton.german@inta.gob.ar.
Veterinary research communications
|March 3, 2025
概括
牛结核病是由Mycobacterium bovis引起的,很少出现神经学上的表现. 这项研究详细介绍了由于内粒瘤引起的前体综合征的两头公牛,突出了这种流行病的不常见表现.
科学领域:
- 兽医神经学 兽医神经学
- 传染性疾病 传染性疾病
- 病理学 病理学 病理学
背景情况:
- 牛结核病 (TB) 是一种慢性传染病,主要是由Mycobacterium bovis引起的.
- 牛结核病的神经表现不常见,尽管结核性脑膜炎在流行地区的年轻小牛中见过.
- 本报告侧重于来自低流行群的老年牛的不寻常的神经学表现.
研究的目的:
- 报告两个同时发生在霍尔斯坦公牛中的前庭综合征病例.
- 为了调查神经症状的根本原因.
- 为了突出牛结核病的一种不常见的临床表现.
主要方法:
- 对两只表现为前体综合征的霍尔斯坦公牛进行了尸检.
- 内粒瘤和相关组织的组织病理学分析.
- 从病变和淋巴结中分离和分类Mycobacterium bovis的类型.
主要成果:
- 粗体和显微镜检查显示了广泛的颗粒状病变,包括大型内颗粒瘤与中央状缩和矿化.
- 病变的特征是炎症透,包括巨细胞,淋巴细胞,血细胞和兰根斯型巨细胞.
- 从颗粒瘤和淋巴结中分离了Mycobacterium bovis,通过spoligotyping证实了这一点.
结论:
- 牛体内口腔综合征可能是牛结核病的不常见的临床表现.
- 由Mycobacterium bovis引起的内颗粒瘤应在牛神经疾病的差异诊断中考虑.
- 兽医应考虑在特有地区的牛结核病,即使群体患病率低,特别是当神经症状存在时.
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