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Urinalysis in Asian elephants (Elephas maximus)
Ellen Wiedner1, A Rick Alleman, Ramiro Isaza
1Ringling Bros. and Barnum & Bailey Center for Elephant Conservation, Polk City, Florida 33868, USA. ewiedner@feldinc.com
Summary
Normal Asian elephant urine is less concentrated, alkaline, and contains crystals. Establishing these baseline values is crucial for monitoring elephant health and detecting potential issues early.
Area of Science:
- Veterinary Medicine
- Zoology
- Comparative Biochemistry
Background:
- Understanding normal physiological parameters is essential for accurate health assessments in exotic animals.
- Asian elephants (Elephas maximus) require specific health monitoring protocols due to their unique physiology.
Purpose of the Study:
- To establish normal biochemical and microscopic urine parameters for healthy adult female Asian elephants.
- To provide a baseline for comparative analysis and health trend monitoring in captive elephant populations.
Main Methods:
- Collection and analysis of urine samples from 22 healthy adult female Asian elephants.
- Biochemical and microscopic urinalysis, including pH, concentration, cellularity, and presence of crystals, glucose, bilirubin, ketones, and protein.
Main Results:
- Elephant urine was less concentrated with a predominantly alkaline pH.
- All samples exhibited crystalluria; glucose and urobilinogen were undetected.
- Trace ketones, bilirubin, and blood were occasionally found; protein tests were inconsistent.
- Bacteria were present but considered contaminants due to lack of inflammation.
Conclusions:
- Significant variability exists in Asian elephant urine parameters.
- Establishing herd-specific baseline values and regular monitoring are vital for effective elephant healthcare.
- Normal urine values serve as a critical tool for proactive health management in elephants.
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