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Exocrine pancreatic insufficiency
1Department of Small Animal Medicine and Surgery, Royal Veterinary College, University of London, Hertfordshire, England.
Summary
Exocrine pancreatic insufficiency (EPI) in dogs is diagnosed using a serum trypsin-like immunoreactivity (TLI) test. Low TLI levels indicate EPI, allowing for early detection and effective management with enzyme replacement and dietary changes.
Area of Science:
- Veterinary Medicine
- Gastroenterology
- Canine Health
Background:
- Exocrine pancreatic insufficiency (EPI) is a recognized condition in dogs.
- Diagnosis can be simplified through serum trypsin-like immunoreactivity (TLI) testing.
- Low TLI concentrations are highly sensitive and specific for EPI, potentially predicting disease onset.
Purpose of the Study:
- To outline the diagnostic approach for EPI in dogs and cats.
- To describe effective management strategies for EPI.
- To identify future research directions concerning the etiology of EPI.
Main Methods:
- Serum TLI analysis for canine EPI diagnosis.
- Fecal trypsin analysis for feline EPI diagnosis.
- Dietary management and enzyme supplementation protocols.
Main Results:
- Low serum TLI is a reliable indicator for canine EPI.
- Secondary intestinal changes include protein synthesis decrease, small intestinal bacterial overgrowth (SIBO), and malabsorption.
- Standard management involves pancreatic extracts and dietary modification; antibiotics and acid blockers may be needed for refractory cases.
Conclusions:
- Canine EPI is effectively diagnosed via serum TLI and managed with enzyme replacement and diet.
- Feline EPI diagnosis and management principles are similar to dogs.
- Future research should focus on the genetic and environmental factors contributing to pancreatic acinar atrophy in dogs.