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The dog kidney as experimental model in endourology: anatomic contribution
Marco A Pereira-Sampaio1, Beatriz P S Marques-Sampaio, Robert W Henry
1Urogenital Research Unit, State University of Rio de Janeiro, Rio de Janeiro, Brazil.
Journal of Endourology
|May 22, 2009
Summary
Canine kidney morphometry and collecting systems were studied. While not ideal for collecting system research, larger dogs offer a comparable kidney model for endourology and shockwave lithotripsy studies.
Area of Science:
- Veterinary Anatomy
- Comparative Nephrology
Background:
- Understanding canine kidney anatomy is crucial for comparative studies.
- Previous research has highlighted differences between canine and human renal systems.
Purpose of the Study:
- To systematically analyze canine kidney morphometry and collecting system anatomy.
- To compare canine kidney morphology with human findings.
- To evaluate the suitability of canine kidneys as experimental models.
Main Methods:
- Systematic morphometric measurements (length, width, thickness) of canine kidneys.
- Creation and analysis of 110 three-dimensional endocasts of the kidney collecting system.
- Observation and recording of anatomical details relevant to endourology.
Main Results:
- Canine kidney measurements were comparable to adult humans in dogs exceeding 70 cm in height.
- The canine collecting system exclusively features a renal pelvis with variable recesses.
- Significant differences exist in collecting system morphology compared to humans.
Conclusions:
- The canine kidney is not an ideal model for studies focusing on collecting system morphology.
- Canine kidneys from larger dogs may serve as a valuable model for endourological and shockwave lithotripsy research where renal volume is key.
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