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Use of Ultra-high Field MRI in Small Rodent Models of Polycystic Kidney Disease for In Vivo Phenotyping and Drug Monitoring
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Characterization of normal feline renal vascular anatomy with dual-phase CT angiography

Ana V Cáceres1, Allison L Zwingenberger, Lillian R Aronson

  • 1Department of Clinical Studies, University of Pennsylvania School of Veterinary Medicine, 3900 Delancey Street, Philadelphia, PA 19104-6010, USA. caceres@vet.upenn.edu

Veterinary Radiology & Ultrasound : the Official Journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association
|August 30, 2008
PubMed

Insights

Renal vascular anatomy in cats shows variations, especially in right renal veins. Understanding these feline kidney vessel patterns is crucial for successful renal transplantation.

Area of Science:

  • Veterinary Medicine
  • Comparative Anatomy

Background:

  • Renal transplantation in felines requires detailed knowledge of renal vascular anatomy.
  • Variations in renal vasculature can impact surgical outcomes.

Purpose of the Study:

  • To characterize the renal vascular anatomy in potential feline renal donors.
  • To identify common variations and their prevalence.
  • To assess the agreement between computed tomography angiography and surgical findings.

Main Methods:

  • Review of 114 helical computed tomography angiograms in cats.
  • Classification of renal vessels as single, bifurcated, double, or triple.
  • Comparison of computed tomography angiography findings with surgical outcomes where available.

Main Results:

  • Multiple renal veins were most common in the right kidney (45/114), occurring 13.3 times more frequently than in the left.
  • Multiple left renal arteries were noted in 8/114 cats.
  • High agreement (92% for left, 100% for right) between computed tomography angiography and surgical findings for renal anatomy.

Conclusions:

  • Significant variations exist in feline renal vascular anatomy, particularly for renal veins.
  • Computed tomography angiography is a reliable tool for pre-transplant anatomical assessment in cats.
  • Awareness of these anatomical variations is essential for feline renal transplantation success.

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