男，58岁，慢性咳嗽、咳痰15年，合并喘息5年，间断双下肢水肿1年，近来出现全身水肿该患者治疗首选（）

A.利尿

B.扩血管

C.洋地黄强心治疗

D.二尖瓣置换术

E.抗感染、吸氧

A client is hospitalized with a diagnosis of chronic renal failure. An arteriovenous fistula was created in his left arm for hemodialysis. When preparing the client for discharge, the nurse should reinforce which dietary instruction（）

A. "Be sure to eat meat at every meal. "

B. "Monitor your fruit intake and eat plenty of bananas. "

C. "Restrict your salt intake. "

D. "Drink plenty of fluids. "