加拿大奶牛肉牛瓣胃溃疡

1、Abomasal Ulcer Disease瓣 胃 溃 疡 Prepared by: Dr. Terry HuntTranslated by: Dr. Ren Xioaling病因和发病率Cause and Incidence· 未知有特定病因，或许与分娩应激和高谷类日粮有关Specific cause is unknown but maybe associated stress of calving and high grain diets· 与牛的白血病和病毒性腐蚀疾病有关Associated with bovine leucosis and viral erosive

2、 diseases· 见于犊牛从吃乳向固体日粮转换期Seen in calves at the time of transition from milk to solid diet· 见于成年奶牛和犊Seen in adult dairy cows and calves临床症状Clinical signsI型（无穿孔和无出血）Type 1 (non perforating and non bleeding)· 轻度瓣胃疼痛Mild abdominal painII型（出血）Type 11 (bleeding)· 停食和无乳Off feed and no

3、milk· 轻度瓣胃疼痛Mild abdominal pain· 黑类症（少量的、黑色的、柏油样粪便）Melena (scant, dark, tarry stool· 贫血，可能死亡Anemia and may dieIII型（穿孔）Type 111 (perforating)· 局部腹膜炎和与铁器病类似的症状Local peritonitis and signs similar to hardware· 磨牙Teeth grindingIV型（穿孔）Type 1V (perforating)· 弥漫性腹膜炎（溃疡破裂）Diffus

4、e peritonitis (ulcer ruptures)· 几小时内休克，死亡Shock and death in a few hours诊断Diagnosis· 临床症状Clinical signs· 黑类症Melena· 尸体解剖Post mortem results鉴别诊断Differential Diagnosis· 其他原因引起的腹膜炎Other causes of peritonitis· 肠梗阻/意外事故Intestinal obstruction/accident· 十二指肠溃疡Duodenal ulce

5、rs治疗Treatment· 抢救好的牛只捕杀Salvage for slaughter· 输血Blood transfusion· 用抗生素治疗腹膜炎Antibiotics for peritonitis· 静脉注射液体和止痛药IV fluids and analgesics· 抗酸药Antacids预后Prognosis· I型好Type 1 good· II型警惕Type 11 guarded· III型警惕Type 111 guarded· IV型不良Type 1V poor预防Control· 避免突然更换日粮Avoid sudd