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一起仔猪腹泻病的病原学诊断

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摘要 齐齐哈尔市某猪场近期暴发仔猪腹泻,该疾病迅速蔓延,造成了巨大的经济损失。为了了解病因,剖检了3只病死仔猪并采了20份肛拭子样本。根据病理剖检、细菌分离鉴定和PCR检测方法对仔猪常见腹泻病因进行诊断,并做药敏试验给出用药指导。PCR结果显示,PEDV样本总阳性率为12/20,大肠杆菌样本总阳性率为15/20,其中PEDV与大肠杆菌混合感染阳性率为12/15,TGEV、PDCoV、PoRV未检出。表明该猪场腹泻由PEDV和大肠杆菌感染所致且混合感染情况比较严重。经敏感药物环丙沙星治疗,疾病得到缓解。
作者 沈思思
出处 《山东畜牧兽医》 2022年第8期18-20,23,共4页 Shandong Journal of Animal Science and Veterinary Medicine
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