仔豬生後哆嗦是一種先天性震顫症。本病主要發生在剛出生不久的仔豬身上,以四肢、頭部或全身出現有節奏的震顫為臨床特征。早期出生的仔豬症狀比較重,後期出生的仔豬症狀比較輕,成年豬呈隱性感染或慢性感染。
流行特點:benbingdechuanbofangshiweichuizhichuanbo,jinganranzhu,butongpinzhongjiqizajiaohoudaijunjuyoutongyangdeyiganxing。qifashengwumingxianjijiexing,chuchanmuzhuduofasheng,jingchanmuzhujishaofasheng。gaibingchengsanfaxing,meiciliuxingdezhisilvwei10%~30%。康複豬常成為病毒攜帶者,種公豬可被患病母豬感染為病毒傳播者。
臨床症狀:妊(ren)娠(shen)母(mu)豬(zhu)無(wu)任(ren)何(he)異(yi)常(chang)表(biao)現(xian),仔(zai)豬(zhu)在(zai)剛(gang)分(fen)娩(mian)至(zhi)出(chu)生(sheng)幾(ji)小(xiao)時(shi)後(hou)出(chu)現(xian)震(zhen)顫(chan)。一(yi)般(ban)情(qing)況(kuang)下(xia),一(yi)窩(wo)仔(zai)豬(zhu)中(zhong)部(bu)分(fen)發(fa)病(bing)者(zhe)症(zheng)狀(zhuang)較(jiao)輕(qing),全(quan)部(bu)發(fa)病(bing)者(zhe)症(zheng)狀(zhuang)較(jiao)重(zhong)。震(zhen)顫(chan)呈(cheng)多(duo)樣(yang)性(xing)的(de)舞(wu)蹈(dao)動(dong)作(zuo),並(bing)且(qie)是(shi)持(chi)續(xu)性(xing)的(de)。仔(zai)豬(zhu)臥(wo)地(di)時(shi)震(zhen)顫(chan)頻(pin)率(lv)減(jian)少(shao),睡(shui)眠(mian)時(shi)震(zhen)顫(chan)停(ting)止(zhi),但(dan)站(zhan)起(qi)後(hou)又(you)震(zhen)顫(chan),前(qian)肢(zhi)震(zhen)顫(chan)劇(ju)烈(lie)者(zhe)常(chang)呈(cheng)犬(quan)坐(zuo)式(shi)。病(bing)豬(zhu)行(xing)動(dong)困(kun)難(nan),無(wu)法(fa)吃(chi)奶(nai),受(shou)噪(zao)音(yin)、驚嚇、寒冷、興奮等刺激時病情加重。病程因豬而異,輕的常於2~8周恢複正常,重的常因震顫劇烈或四肢麻痹、痙攣或哺乳困難等死亡。震顫消失的仔豬在應激的條件下仍會發病。患病仔豬在出生後一周能活著的一般預後良好。
防治措施:benbingshangwuyouxiaoyufangyimiaohetexiaoliaofa。yufangbenbingzhuyaoyikaoyibanxingdeweishengfangyicuoshi,buyaocongyoubenbingdezhuchangyinjinmuzhu,zhuyifangzhigezhongyingjixingciji。zaizhuchibudaomurushi,yidingyaojinxingrengongfuzhuchinaihuorengongburu,zheyangkeshiduoshuhuanbingzaizhuzirankangfuerjianshaosiwang。
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