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Anatomical study about the variations in renal vasculature
Alberto García-Barrios1,2, Ana I Cisneros-Gimeno3,4, Andrea Celma-Pitarch1
1Department of Human Anatomy and Histology, School of Medicine, University of Zaragoza, Spain.
Folia Morphologica
|June 7, 2023
Summary
Renal vascular anatomy shows frequent variations in arteries and veins. Understanding these renal vascular anomalies is crucial for surgical planning and medical procedures.
Area of Science:
- Anatomy
- Vascular Biology
- Surgical Anatomy
Background:
- Renal vascularization typically involves a single renal artery and vein.
- Anatomical variations in renal vasculature are common due to developmental factors.
- These variations can impact medical and surgical interventions.
Purpose of the Study:
- To describe the anatomical variations of renal vascular patterns.
- To determine the prevalence of these variations in a teaching cadaver cohort.
Main Methods:
- A descriptive and observational study was conducted.
- Dissection of 16 renal blocks from 8 human cadavers.
- Detailed analysis of renal artery and vein number, origin, and course.
Main Results:
- High prevalence of arterial variations (75%), including polar arteries (56.3%).
- Significant venous variations (62.5%), such as late venous confluence (25%).
- Specific anomalies noted: pre-hilar branching, double communicating arterial arch, triple renal vein, and double circumaortic renal vein.
Conclusions:
- Renal vascular anomalies are frequent.
- Comprehensive knowledge of these variations is essential for effective medical-surgical planning.
- Anatomical variations necessitate careful consideration in clinical practice.
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