犢牛出生後,由於這樣或那樣的原因,往往會出現窒息、假死、便秘以及臍炎等各種病狀,直接威脅犢牛的存活和健壯。因此,在犢牛出生後,千萬不可掉以輕心,必須細心觀察,發現病狀及時、正確地處理。
窒息
在zai出chu現xian難nan產chan時shi,犢du牛niu在zai母mu體ti中zhong因yin黏nian液ye和he羊yang水shui的de長chang時shi間jian堵du塞sai而er出chu現xian窒zhi息xi病bing狀zhuang。窒zhi息xi程cheng度du輕qing時shi,呼hu吸xi微wei弱ruo而er急ji促cu,時shi間jian稍shao長chang,可ke發fa現xian黏nian膜mo發fa紺gan,舌she垂chui口kou外wai,口kou、鼻內充滿羊水和黏液,心跳和脈搏快而弱,僅角膜存在反射;嚴(yan)重(zhong)窒(zhi)息(xi)時(shi),犢(du)牛(niu)呼(hu)吸(xi)停(ting)止(zhi),黏(nian)膜(mo)蒼(cang)白(bai),全(quan)身(shen)鬆(song)軟(ruan),反(fan)射(she)消(xiao)失(shi),摸(mo)不(bu)到(dao)脈(mai)搏(bo),隻(zhi)能(neng)聽(ting)到(dao)心(xin)跳(tiao),呈(cheng)假(jia)死(si)狀(zhuang)。犢(du)牛(niu)發(fa)生(sheng)窒(zhi)息(xi)時(shi),可(ke)以(yi)進(jin)行(xing)人(ren)工(gong)呼(hu)吸(xi),將(jiang)犢(du)牛(niu)頭(tou)部(bu)放(fang)低(di),後(hou)軀(qu)抬(tai)高(gao),由(you)一(yi)人(ren)握(wo)住(zhu)兩(liang)前(qian)肢(zhi),前(qian)後(hou)來(lai)回(hui)拉(la)動(dong),交(jiao)替(ti)擴(kuo)展(zhan)和(he)壓(ya)迫(po)胸(xiong)腔(qiang),另(ling)一(yi)人(ren)用(yong)紗(sha)布(bu)或(huo)毛(mao)巾(jin)擦(ca)淨(jing)鼻(bi)孔(kong)及(ji)口(kou)腔(qiang)中(zhong)的(de)黏(nian)液(ye)和(he)羊(yang)水(shui)。在(zai)做(zuo)人(ren)工(gong)呼(hu)吸(xi)時(shi),必(bi)須(xu)耐(nai)心(xin),直(zhi)至(zhi)出(chu)現(xian)正(zheng)常(chang)呼(hu)吸(xi)才(cai)能(neng)停(ting)止(zhi)。進(jin)行(xing)人(ren)工(gong)呼(hu)吸(xi)的(de)同(tong)時(shi),還(hai)可(ke)使(shi)用(yong)刺(ci)激(ji)呼(hu)吸(xi)中(zhong)樞(shu)的(de)藥(yao)物(wu),如(ru)山(shan)梗(geng)茶(cha)堿(jian)5~10毫克,尼可刹米25%油溶液1.5毫升等。
便秘
此症通常指犢牛出生後24小時內不排糞,且表現出不安、拱背、翹尾作排糞狀等。嚴重時腹痛、食shi欲yu不bu振zhen,脈mai搏bo快kuai而er弱ruo,有you時shi出chu汗han。直zhi腸chang檢jian查zha,可ke以yi摸mo到dao幹gan硬ying的de糞fen塊kuai。犢du牛niu發fa生sheng便bian秘mi後hou,要yao及ji時shi用yong肥fei皂zao水shui灌guan腸chang,使shi糞fen便bian軟ruan化hua,以yi便bian排pai出chu。直zhi腸chang灌guan注zhu植zhi物wu油you或huo石shi蠟la油you300毫升,也可熱敷及按摩腹部,或用大毛巾等包紮犢牛腹部保暖減輕腹痛。
臍炎
臍qi炎yan是shi犢du牛niu出chu生sheng後hou臍qi帶dai斷duan端duan感gan染ran細xi菌jun而er發fa生sheng的de一yi種zhong炎yan症zheng。觸chu診zhen其qi臍qi部bu時shi犢du牛niu表biao現xian疼teng痛tong,在zai臍qi帶dai中zhong央yang及ji其qi根gen部bu皮pi下xia,可ke以yi摸mo到dao如ru鉛qian筆bi杆gan粗cu的de索suo狀zhuang物wu,流liu出chu帶dai有you臭chou味wei的de濃nong稠chou膿nong汁zhi。重zhong症zheng時shi,腫zhong脹zhang常chang波bo及ji周zhou圍wei腹fu部bu,犢du牛niu出chu現xian精jing神shen沉chen鬱yu、食鬱減退、體溫升高、呼吸與脈搏加快、臍帶局部增溫等全身症狀。
防治方法是:在臍孔周圍組織發炎時,臍部先剪毛消毒,再用青黴素普魯卡因注射液在臍孔周圍皮下分點注射,並於局部塗以鬆餾油與5%碘(dian)酒(jiu)等(deng)量(liang)合(he)劑(ji)。如(ru)有(you)濃(nong)腫(zhong)和(he)壞(huai)死(si),應(ying)排(pai)出(chu)膿(nong)汁(zhi)和(he)消(xiao)除(chu)壞(huai)死(si)組(zu)織(zhi),用(yong)消(xiao)毒(du)液(ye)清(qing)洗(xi)後(hou),撒(sa)上(shang)碘(dian)仿(fang)磺(huang)胺(an)粉(fen)或(huo)呋(fu)喃(nan)西(xi)林(lin)粉(fen)以(yi)及(ji)其(qi)它(ta)抗(kang)菌(jun)消(xiao)炎(yan)藥(yao)物(wu),並(bing)用(yong)繃(beng)帶(dai)將(jiang)局(ju)部(bu)包(bao)紮(zha)好(hao)。
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