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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=1739553302-H4t9pQ2KJARDsZ19uxhJTvSWbCGRGWXB-0-b2c573c1f528487b5f740d389046714a)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028001.jpg?sign=1739553302-C6tQ7Qq30QrrtD4cg6lYA0Qxxa60rVTe-0-93cc08f897d65515facf3e437c511f2b)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028002.jpg?sign=1739553302-P7aDVcnDbdUUYYXoFehZENQNE7b44z7k-0-9095c0dadcb6b6c872dd07aa500d0ff7)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028003.jpg?sign=1739553302-4u6YSRA6qjeLn1h7698IB8DUH1HBKPYD-0-940fb8c2d99e681d2eb3c4a3984b5bf3)
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=1739553302-vCOwjwCupnA2riZa7vlNmWjNwb4T3dVN-0-a65d4ae4b1cb3941bad81161e71fca43)
2.症状
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028005.jpg?sign=1739553302-mWEGAPNMmvWaQ5JvdxBiZYIH9yxWiXwI-0-12f0d65f14559245eadb9ba6b0891c0a)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00028006.jpg?sign=1739553302-IFZ6eKMaGM8OYGm0yFtACwpMZ4dqj9dW-0-8becea4792156e25af1e80634ec67107)
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=1739553302-1LqGUuZFbCAHe2IcbTUaKeWg81ypGT78-0-714af6a2e7c3a6c2693c3b2ca73ee605)
2.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029001.jpg?sign=1739553302-B1b3hqFslgyfSZ8vPaSGCdoL79VUkqdj-0-689eb84b9470236c19aaa1be4635fd73)
3.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029002.jpg?sign=1739553302-6n71cUSbJd8acVkSuttGHK5sKlZC9dST-0-92c38553f43191613bfe7991f9a1d4bf)
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=1739553302-NjEou2cZ2B1dHW1wCNNm8MEzyjniUfOj-0-dbf4c602a3dedb7ea73aa08628fef5a4)
2.流行特点
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029004.jpg?sign=1739553302-7gp5AI8YycFzQDvkmO0hnCRQXsAyf8Cz-0-66af059bfc58a0a6a7045bb23a8d74f4)
3.症状与病理变化
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029005.jpg?sign=1739553302-NDlgTlw7uWhZEv0scIN3e8Yd3PLwkosO-0-f6d3bcbe43b5e243d83cde04cfd12e27)
4.诊断
![](https://epubservercos.yuewen.com/48D74E/16499768905839706/epubprivate/OEBPS/Images/img00029006.jpg?sign=1739553302-GdXKoor3mJ80xZAkMikqISr7Zbor8HBl-0-9d6a92895e7daf6b7e037fc913904c6d)