对于视网膜色素变性描述错误的是()
A.属于视锥、视杆营养不良
B.晚期形成管状视野
C.可出现视网膜出血及微动脉瘤
D.眼底骨细胞样色素沉着
E.视盘呈蜡黄色萎缩
参考答案:C
--- The teachers in that school speak either English or French or even _____
--- That’s cool.
A.all
B.both
C.either
D.none
慢性肾功能不全时无高血压,应注意有无下列原因,但除外()
A.胃肠液丢失
B.过度的应用利尿药
C.成人型多囊肾
D.慢性肾小管一间质疾病
E.低钠血症