This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
[{'content': 'Which of the following is the most common renal vascular anomaly \nSelect and explain. \nA. Supernumerary renal aeries, B. Suprnumerary renal veins, C. Double renal aeries, D. Double renal veins', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Supernumerary renal aeries (two or more aeries to a single kidney) are the most common renovascular anomaly.The main renal aery may manifest early branching after originating from the abdominal aoa and before entering the renal hilum . The detection of these is significant in the evaluation of the patients for donor nephrectomy . Accessory renal aeries are distinct to supernumery aeries and commonly derived from the abdominal aoa, rarely iliac, and superior mesenteric aery in addition to main renal aery.. RIGHT SIDE :-20% Aoic origin 7.5% Renal origin 2.5% sup.mesenteric origin LEFT SIDE:-27.5% Aoic origin 10% Renal origin', 'role': 'assistant'}]