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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=1739417218-s7jMxOvbxewUBLsHZKxO1fruR82kBHkL-0-5dbe8185fecbed5a401131a899948a15)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028001.jpg?sign=1739417218-hh4cVqhBN5CIuOAEKOGOKh9Ao3PN67V9-0-c5a5ef973187731d4febec67e7281fc8)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028002.jpg?sign=1739417218-Pas1BreEJJO0quVGfyoGRFgBgdqKYkkL-0-b76e40ec4c79994cb3b43cd099c7361e)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028003.jpg?sign=1739417218-vKB8egk6l8ZRgOzMjYvCTomIcTjYr1cn-0-f2a58f921e279d30346dcc9f0e367b78)
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=1739417218-1jSQpzmagb1za0N5k39zFYGkru17CoIE-0-6d319def7fdd99d34b5f22b5dc1e7904)
2.症状
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028005.jpg?sign=1739417218-76fuLeUl2UBvpiMUEQWiIIVu73ELMFfH-0-b4438520134c05c1a2c439dda1581e85)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028006.jpg?sign=1739417218-TQ78rmRHWt4tJlHqxPVwsN6v0IKzsFVk-0-279dbe68a22fc64d2b384e161283aed6)
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=1739417218-RtlyXZWeLjpBew4L8ckvgnbdb8F4xtuo-0-f47fe4f75fd75fe3bd424648728ff1ec)
2.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029001.jpg?sign=1739417218-enZbd9EwIktOHIVnDG0fOoCZooO5SntU-0-6c9fc3b012f534616603523f4f3be6b8)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029002.jpg?sign=1739417218-pKKnxIAFiEUYPoLqLSDpNTupOuCz0IPL-0-b42f9064ac14072ec50f61087786046e)
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=1739417218-YNtfaUd5Y69VnQUGSFFTMcHcZeX9SYxF-0-030c35e166672432209c63af6d75b263)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029004.jpg?sign=1739417218-hgkidZcjefaHPDNBac3nZ35RhvTKoJck-0-92564935e6893fa9b22d33af634e3c82)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029005.jpg?sign=1739417218-UqLl65BIKbhxQ0pyIuIKCtj9GxlddF4Y-0-3abf7b778bf2f517d79ebcd122d34b8c)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029006.jpg?sign=1739417218-7W6HjiQAec7EALQqGZeLa7U2mWNTca9T-0-a185d95a36a963922fc7d26eaa43a870)