This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Tributaries of the left renal vein are all except - 
Select and explain. 
A. Left adrenal vein, B. Left testicular vein, C. Diaphragmatic vein, D. Left lumbar vein
D: Left lumbar vein
Answer: D: Left lumbar vein 
Explanation: In the left side, inferior phrenic vein, suprarenal vein, and the gonadal vein drains into left renal vein, whereas on the right side, they drain into inferior vena cava directly.