canis - Articles
Gastroscopy
Introduction
Uses
- Examination of the gastric mucosal surface.
- Collection of gastric mucosal biopsy samples.
- Detection
and retrieval of gastric foreign bodies Stomach: foreign body Gastroscopy: removal of a gastric stone FB. - Percutaneous gastrostomy tube (PEG) placement Gastrostomy: percutaneous tube 1 (endoscopic).
- Investigation of:
- Vomiting Vomiting.
- Hematemesis.
- Gastric neoplasia Stomach: neoplasia.
- Chronic gastritis Stomach: chronic gastritis
. - Gastric ulceration Gastric ulceration.
- Pyloric outflow disorders Stomach: gastric outflow disease.
Advantages
- Non-invasive technique requiring no surgical intervention.
- Well-tolerated by sick dogs which would be unsuitable for laparotomy.
- Requires only light general anesthesia - rapid recovery.
- Good visualization of the gastric mucosa.
- Follow-up examination well-tolerated and useful for assessing response to treatment
Disadvantages
- Does not detect motility disorders.
- Does not detect pyloric stenosis Stomach: pyloric stenosis.
- Will not detect pathology lying under the mucosa.
- Limited to stomach and descending duodenum.
- Difficulty passing through pylorus in some cats and small dogs.
- Cannot carry out surgical correction compared with laparotomy.
- Expensive equipment.
Technical problems
- Technical difficulty in procedures.
Alternative techniques
- Radiography Radiography: abdomen , fluoroscopy and contrast studies (barium series).
- Exploratory laparotomy Laparotomy: midline.
- Barium-impregnated polyurethane spheres (BIPS) radiographic study.
Time required
Preparation
- Induction of anesthesia and/or sedation → 10-30 min.
Procedure
- Depends on the experience of the endoscopist → approximately 15-30 min.
Decision taking
Risk assessment
- Low risk.
- See complications.
Requirements
Subscribe To View
This article is available to subscribers.
Try a free trial today or contact us for more information.
Preparation
Subscribe To View
This article is available to subscribers.
Try a free trial today or contact us for more information.
Technique
Subscribe To View
This article is available to subscribers.
Try a free trial today or contact us for more information.
Aftercare
Subscribe To View
This article is available to subscribers.
Try a free trial today or contact us for more information.
Outcomes
Subscribe To View
This article is available to subscribers.
Try a free trial today or contact us for more information.
Further Reading
Publications
Refereed papers
- Recent references from PubMed and VetMedResource.
Other sources of information
- Simpson J W (1996) Gastrointestinal Endoscopy. In: Manual of Canine and Feline Gastroenterology. D Thomas, J W Simpson & E J Hall (eds), BSAVA, Cheltenham. p 20.
- Tams T R (1990) Small Animal Endoscopy. C V Mosby, St Louis.
Organisation(s)
- Key-Med UK Ltd, Keymed House, Stock Road, Southend-on-Sea, Essex SS2 5QH, UK.
- Arnolds Veterinary Products, Cartmel Drive, Harlescott Shrewsbury SY1 3TB, UK.
- Veterinary Endoscope Services, Alder House, High Road, Rayleigh, Essex SS6 7SA, UK.