Gastrointestinal endoscopy in the dog

Gastrointestinal endoscopy has proved to be an important tool in the diagnosis of gastrointestinal disease in the dog. An endoscope for the examination of oesophagus, stomach, and colon is described. Examination of the duodenum is also possible with this type of endoscope in the larger breeds of dogs. Indications, advantages, and disadvantages of the endoscopy are pointed out.