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Urethral recess in two male llamas
1College of Veterinary Medicine, Oregon State University, Corvallis 97331.
Journal of the American Veterinary Medical Association
|April 1, 1988
Summary
A urethral recess was identified in male llamas via contrast radiography, similar to other livestock. This anatomical finding complicates urinary bladder catheterization in llamas.
Area of Science:
- Veterinary Anatomy
- Urology
- Comparative Anatomy
Background:
- Urinary bladder catheterization is a common veterinary procedure.
- Anatomical variations can influence the success of catheterization.
- Llamas are increasingly important domestic animals in agriculture and research.
Purpose of the Study:
- To investigate the presence and characteristics of urethral recesses in male llamas.
- To compare llama urethral anatomy with that of other domestic ruminants and camelids.
- To assess the implications of urethral anatomy for urinary bladder catheterization in llamas.
Main Methods:
- Contrast radiography was performed on male llamas.
- Urethral anatomy was visualized and analyzed.
- Findings were compared with existing literature on related species.
Main Results:
- A urethral recess was identified in 2 male llamas.
- An incidental cyst was noted in the pelvic urethra of one llama.
- The observed urethral recess shares similarities with those found in cattle, sheep, goats, and camels.
Conclusions:
- The presence of a urethral recess in llamas presents a similar challenge for urinary bladder catheterization as seen in other species with this anatomical feature.
- Veterinarians should be aware of this anatomical variation when performing urinary catheterization in male llamas.
- Further studies may be warranted to develop specific techniques for llama urinary catheterization.