不需选用微导管进行栓塞治疗的疾病为（）

A.颅内动脉瘤

B.颅内AVM

C.硬脑膜动静脉瘘

D.肝亚段栓塞

E.多发性脾破裂出血

The nurse is caring for a woman with phenylketonuria who wants to start a family. Which of the following guidelines should the nurse provide the woman（）

A. Follow a low-phenylalanine diet before trying to conceive.

B. A low-phenylalanine diet is necessary only during the first trimester.

C. Begin a low-phenylalanine diet when pregnancy is confirmed.

D. Dietary restrictions won’t be necessary.