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: Medicine
In male patients, genital TB preferentially affects which of the following? 
Select and explain. 
A. Epididymis, B. Orchitis, C. Prostatitis, D. Penis
A: Epididymis
Answer: A: Epididymis 
Explanation: In male patients, genital TB preferentially affects the epididymis, orchitis and prostatitis may also develop. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 1347