臨床症狀
根據臨床症狀可分為支氣管肺炎和異物性肺炎。
支氣管肺炎
病初先有彌漫性支氣管炎或細支氣管炎的症狀。如精神沉鬱,食欲減退或廢絕,體溫升高為40℃~41℃,脈搏80~100次/fenzhong,huxiqianerkuai,kesou,zhanlibudong,toujingshenzhi,youtongkugan。tingzhen,ketingdaofeipaoyincuya,zhengzhuangjiazhonghouqiguanneishenchuwuzengjiazechuxianluoyin,bingpaichunongyangbizhi。zhengzhuangjinyibujiazhonghou,huanbingfeiyedeyibufenbianying,yizhikongqibunengjinchu,feipaoyinjiuhuixiaoshi。rangbingniuyundongzechengfushihuxi,yanjiemofaganerchengyanzhongdehuxikunnanzhuangtai。
異物性(吸入性)肺炎
因誤咽而將異物吸入氣管和肺部後,不久就出現精神沉鬱、呼吸急速、kesou。tingzhenfeibuketingdaopaomoxingdeluoyin。dangdaliangwuyanshi,zaihenduanshijianneijiufashenghuxikunnan,liuchupaomoyangbizhi,yinzhixiersiwang。ruxirufushixingyaowuhuosiliaozhongfubaihuanongxijunqinrufeibu,kejifahuanongxingfeiyan,bingniufagaoshao、呼吸困難、咳嗽,排出多量的膿樣鼻汁。聽診可聽到濕性羅音,在呼吸時可嗅到強烈的惡臭氣味。
防治措施
合理飼養懷孕母牛,使母牛得到必需的營養,以便產出身體健壯的犢牛。
將病牛置於通風換氣良好、安(an)靜(jing)的(de)環(huan)境(jing)中(zhong)進(jin)行(xing)治(zhi)療(liao)。在(zai)發(fa)生(sheng)感(gan)冒(mao)等(deng)呼(hu)吸(xi)器(qi)官(guan)疾(ji)病(bing)時(shi),應(ying)盡(jin)快(kuai)隔(ge)離(li)病(bing)牛(niu)。最(zui)重(zhong)要(yao)的(de)是(shi),在(zai)沒(mei)達(da)到(dao)肺(fei)炎(yan)程(cheng)度(du)以(yi)前(qian),要(yao)進(jin)行(xing)適(shi)當(dang)的(de)治(zhi)療(liao),但(dan)必(bi)須(xu)達(da)到(dao)完(wan)全(quan)治(zhi)愈(yu)才(cai)能(neng)終(zhong)止(zhi)。給(gei)因(yin)病(bing)而(er)衰(shuai)弱(ruo)的(de)牛(niu)灌(guan)服(fu)藥(yao)物(wu)時(shi),不(bu)要(yao)強(qiang)行(xing)灌(guan)服(fu),最(zui)好(hao)經(jing)鼻(bi)或(huo)口(kou),用(yong)胃(wei)導(dao)管(guan)準(zhun)確(que)地(di)投(tou)藥(yao)。
在治療中,要用全身給藥法。臨床實踐證明,以青黴素和鏈黴素聯合應用效果較好。青黴素按每公斤體重1.3萬~1.4萬國際單位,鏈黴素3萬~3.5萬國際單位,加適量注射水,每日肌肉注射2~3次,連用5~7天。對病重者可靜脈注磺胺二甲基嘧啶、維生素C、維生素B1、5%葡萄糖鹽水500~1500毫升,每日2~3次。土黴素對本病亦有效,一般用鹽酸土黴素注射液按2.5~5.0毫克/gongjintizhong,meitianliangcijirouzhushehuojingmaizhushe。suihoupeiheyingyonghuanganleiyaowu,keyoujiaohaoxiaoguo。tongshi,haikeyongyizhongkangzuzhianjihequtanjizuoweibuchongzhiliao。lingwai,yingpeiheqiangxin、buyedengduizhengliaofa。duizhongzhengbingli,kezhijiexiangqiguanneizhurukangshengsuhuoxiaoyanji,huozheyongpenwuqijiangkangshengsuhuoxiaoyanjiyichaoweilizizhuangtaiyuyangqiyitongrangniuxiru,kequdexianzhudezhiliaoxiaoguo。
對(dui)於(yu)真(zhen)菌(jun)性(xing)肺(fei)炎(yan),要(yao)給(gei)予(yu)抗(kang)真(zhen)菌(jun)性(xing)抗(kang)生(sheng)素(su),用(yong)噴(pen)霧(wu)器(qi)吸(xi)入(ru)法(fa)可(ke)收(shou)到(dao)顯(xian)著(zhu)效(xiao)果(guo)。輕(qing)度(du)異(yi)物(wu)性(xing)肺(fei)炎(yan),可(ke)用(yong)大(da)量(liang)抗(kang)生(sheng)素(su),配(pei)合(he)使(shi)用(yong)毛(mao)果(guo)芸(yun)香(xiang)堿(jian),療(liao)效(xiao)更(geng)好(hao)。
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