Regurgitation

REGURGITATION

  • Regurgitation is the expulsion through the mouth or nasal cavities of feed, saliva and other substances, which have not yet reached the stomach.
  • Regurgitation of rumen contents through the mouth in cattle is abnormal and is associated with loss of tone of cardia or inflammation of the cardia
  • Naso gastric regurgitation or gastric reflux occurs in the horse. Stomach contents flow into the esophagus and usually into the nasopharynx and nasal cavities due to distension of the stomach with fluid.
  • Gastric reflux in the horse can be elicited by nasogastric intubation. Spontaneous reflux of stomach contents is indicative of high volume and high-pressure fluid distension of the stomach.

Causes

  • Terminal vomiting in horse with gastric dilatation
  • Vomiting in cattle is really regurgitation occurring in
    • Third stage milk fever
    • Arsenic poisoning
    • Poisoning by plants
    • Administration of large quantities of fluids into the rumen
    • Cud dropping associated with abnormality of the cardia 
  • Regurgitation in all diseases causing dysphagia or paralysis of swallowing.
Last modified: Monday, 28 May 2012, 7:15 AM