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: Surgery
Which is not true regarding varicocele 
Select and explain. 
A. Testicular veins involved, B. More common on the right side, C. May be the first feature of a renal tumour, D. Feels like a bag of worms
B: More common on the right side
Answer: B: More common on the right side 
Explanation: None