Related Experiment Videos
Glucose and alanine absorption following massive small bowel resection
H E Myrvold1, T A Stein, L Wise
1Department of Surgery, Long Island Jewish-Hillside Medical Center, New Hyde Park, New York.
Summary
Massive small bowel resection in dogs significantly reduced D-xylose and D-glucose absorption early post-surgery. However, L-alanine absorption remained stable, indicating potential dietary strategies for malabsorption.
Area of Science:
- Veterinary Medicine
- Gastroenterology
- Surgical Research
Background:
- Massive small bowel resection can lead to significant gastrointestinal dysfunction.
- Understanding nutrient absorption post-resection is crucial for managing canine patients.
Purpose of the Study:
- To evaluate the impact of a 90% small bowel resection on nutrient absorption in dogs.
- To assess the early postoperative absorptive capacity for specific nutrients.
Main Methods:
- Conducted a study involving 8 dogs undergoing 90% small bowel resection.
- Performed control studies in 8 dogs with small bowel transections.
- Measured D-xylose, D-glucose, and L-alanine absorption post-surgery.
Main Results:
- A significant decrease (p < 0.05) in D-xylose and D-glucose absorption was observed early post-resection.
- L-alanine absorption capacity remained unchanged in the residual small intestine.
- Anemia and hypoalbuminemia developed, indicative of a malabsorptive state.
Conclusions:
- Early postoperative malabsorption of carbohydrates and sugars occurs after extensive small bowel resection in dogs.
- The small intestine retains absorptive capacity for amino acids like L-alanine.
- A high protein diet may be beneficial during the early recovery phase following massive small bowel resection.