The nurse is preparing to discharge a child who has rheumatic fever. Which of the following medications is prescribed to prevent recurrence of rheumatic fever ？（）

A．Glucocorticoids.

B．Digoxin.

C．Antibiotics.

D．Anti-inflammatory medications.

患者男性，75岁。排尿困难3年有余。直肠指诊发现前列腺结节，经直肠前列腺针吸细胞学检查证实为前列腺癌。盆腔CT检查提示右侧精囊受侵犯。该患者可采用的治疗方法为（）.

A.根治性前列腺切除术

B.药物去势治疗

C.经 * * 前列腺切除术

D.双侧睾丸切除术

E.前列腺局部放疗