男，72岁，排尿困难5年，近2个月加重伴食欲不振。直肠指诊前列腺明显增大5cm×6cm，叩诊膀胱脐下3横指。血BUN为36mmol/L．Cr为340μmol/ml。B超示双肾中度积水。下面哪一种治疗最为合理（）

A.经 * * 前列腺切除术

B.经 * * 前列腺热疗

C.耻骨上经膀胱前列腺切除术

D.留置导尿管或耻骨上膀胱穿刺造瘘

E.服用α受体阻滞剂和5a还原酶抑制剂

A client with testicular cancer is scheduled for a right orchiectomy. The day before surgery, the client asks the nurse whether losing a testicle will have influence on his manhood. Which of the following facts about orchiectomy should form the basis for the nurse’s response（）

A. Testosterone levels are decreased.

B. Sexual drive and libido are unchanged.

C. Sperm count increases in the remaining testicle.

D. Secondary sexual characteristics change.