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第三节 巴氏杆菌科及其相关属
考纲要点:(1)多杀性巴氏杆菌、鸭疫里氏杆菌、副猪嗜血杆菌、猪传染性胸膜肺炎放线杆菌的病原特征、流行症状及病理诊断特点;(2)能鉴别诊断巴氏杆菌科及其相关属细菌致病特征。
一、巴氏杆菌属
多杀性巴氏杆菌
1.病原
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00027005.jpg?sign=1739692245-LfwLKXGhkTEbQeD2bppxrBqjhH5ZwzmW-0-44ed68fb7213778aab3e70a4c4837766)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028001.jpg?sign=1739692245-mh74ZUdEIPVtJQ2MH4HjEIQfYcjA4xqh-0-376b9853ec0ccf3bfa286a9559325217)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028002.jpg?sign=1739692245-SdmTNhO7akkhdq5o8W36HXoSWpwDyYF9-0-3980484a3afc89ab3ad18435c845aded)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028003.jpg?sign=1739692245-ysJJLeUdtzGnqJRCQihNO7rnSAV1DzY7-0-eb542218e281bbc487e05d8985f945fa)
二、里氏杆菌属
鸭疫里氏杆菌
1.病原
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028004.jpg?sign=1739692245-ZoVpIKX6E7V3YUsYXlWaEqdaTpOOBTHY-0-ee786e5f1fe018d35b8866a7c4317097)
2.症状
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028005.jpg?sign=1739692245-emsBtneYPBp61ZcyKY9EvKrXbepEd8zY-0-3033072328befa1c0c7b8e22dc6f37b8)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028006.jpg?sign=1739692245-1XhEuFgDL6Od5ToCWt7dhEPzIXWpSyoc-0-8bd95b2bbaf9928061e9bfec3d24574b)
三、嗜血杆菌属
嗜血杆菌属是一群酶系统不完全的革兰氏阴性杆菌,生长需要血液中的Ⅹ因子和Ⅴ因子,培养时必须供给新鲜血液,故名嗜血杆菌。嗜血杆菌存在于人和动物的呼吸道黏膜,常分离自人和动物的各种病灶和分泌物。
副猪嗜血杆菌
1.病原
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028007.jpg?sign=1739692245-Dk6zINY93e1a0Vl9lU4v96CGJMEOjw80-0-4e71bbd446c94785558a57db8dbd7ecb)
2.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029001.jpg?sign=1739692245-3EbbV4nTzUIv3QPD8VYKEmNBFEUizWLK-0-9eb8c285a54ba4267883c53afef5029b)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029002.jpg?sign=1739692245-uTb4Ifyzp3NURC8knfTEca6pU70r5R2t-0-b5cb90e80dc7246354002228858b8918)
四、放线杆菌属
放线杆菌属包括猪传染性胸膜肺炎放线杆菌、林氏放线杆菌等。猪传染性胸膜肺炎放线杆菌是猪的重要致病菌。
猪传染性胸膜肺炎放线杆菌
1.病原
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029003.jpg?sign=1739692245-qjUOzpFQnyoAu7z0fPPmbmdcLCAAXtBv-0-50de5050025e70118efa32a7d4e57a0b)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029004.jpg?sign=1739692245-pNBohgCATk55XDTE6BjlI7N61GvTPfxX-0-0ff0ea24eb7491f8b4d8895beae34dc5)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029005.jpg?sign=1739692245-ofmcrc2s7zt4upx4XAbUXuSCGmGnEOi4-0-508f9efeb04ca014b2880fe09258d0a0)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029006.jpg?sign=1739692245-SNwUECGasEcFW6Hwt2MKQFBkwZGZWbkk-0-687d9918776384774289baf40874df00)