VSR 421: Regional Veterinary Surgery (2+1)

GASTROTOMY IN CANINE

• Incision through stomach wall into lumen.

Indication

• Foreign body in stomach.
• Gastric Dilatation and volvulus.
• Benign gastric outflow obstruction.
• Gastric ulceration and erosion.
• Gastric neoplasia and infiltrative disease .
• Stricture of cardia
• Foreign body in the caudal thoracic esophagus.

Surgical anatomy

• Stomach cardia, fundus. Body, pyloric antrum, pyloric canal, pyloric ostium.
• Oesophagus entry at cardiac ostium of stomach.
• Fundus is relatively smaller in canine and dorsal to cardiac ostium.  On radiography gas present.
• Body of stomach: lies against left lobe of liver
• Pyloric antrum: funnel shaped, open into pyloric canal.
• Pyloric ostium: end of pyloric canal and empties into duodenum.
• Blood supply: Aorta, Celiac artery, Gastric artery on lesser curvature & gastroepiploic artery on greater curvature of stomach.