Canis ISSN: 2398-2942

Radiography: gastrography

Contributor(s): Barbara J Watrous

Introduction

  • Use of positive, negative or a combination of contrast agents to highlight the gastric lumen.

Uses

  • Identification of the position of the stomach, eg in ascites or if suspect gastric displacement, eg diaphragmatic hernia Diaphragm: traumatic hernia.
  • Investigation:
    • Vomiting Vomiting or hematemesis.
    • Melena.
    • Suspected radiolucent foreign bodies Stomach: foreign body.
    • Abdominal pain or distension.
    • Inappetance.
  • Assessment of lumen size and gastric axis if stomach not visible on plain films.

Advantages

  • Relatively simple procedure in most patients.
  • Non-invasive.

Disadvantages

  • Often difficult to assess subtle mucosal lesions.
  • Not very accurate for assessment of motility disorders.

Requirements

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Preparation

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Procedure

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Aftercare

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Outcomes

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Miyabayashi T & Morgan J P (1991) Upper gastrointestinal examinations - a radiographic study of clinically normal beagle puppies. JSAP 32 (2), 83-88 VetMedResource.
  • Evans S M (1983) Double versus single contrast gastrography in the dog and cat. Vet Radiol 24 (1), 6-10 VetMedResource.
  • Evans S M & Laufer I (1981) Double contrast gastrography in the normal dog. Vet Radiol 22 (1), 2-9 Wiley Online Library.

Other sources of information

  • Hall J A & Watrous B J (2000) The effect of pharmaceuticals on radiographic appearance of selected examinations of the abdomen and thorax. Vet Clin North Am S A Pract 30 (2), 349-377, vii PubMed.
  • Brawner W R Jr. & Bartels J E (1983) Contrast radiography of the digestive tract. Indications, techniques, and complications.​ Vet Clin North Am S A Pract 13 (3), 599-626 PubMed.

Organisation(s)

  • American College of Veterinary Radiology, Executive Director: Dr M Bernstein, PO Box 87, Glencoe, IL 60022, USA. www.acur.ucdavis.edu.


ADDED