Weaver A D, Brown T P
Department of Veterinary Medicine and Surgery, College of Veterinary Medicine, University of Missouri-Columbia 65211.
J Am Vet Med Assoc. 1988 Dec 1;193(11):1415-6.
A Charolais bull calf died about 4 days after perforation of the left common carotid artery by thorns of a twig that had become lodged temporarily in the esophagus. The calf initially drooled blood-tinged saliva and drank with difficulty. Necropsy revealed severe anemia and a large volume of blood in the gastrointestinal tract.
一头夏洛莱公牛犊在一根暂时卡在食管中的嫩枝刺穿孔左颈总动脉约4天后死亡。这头小牛最初流带血的唾液，饮水困难。尸检显示严重贫血，胃肠道内有大量血液。
