(3~4题共用题干)患儿,3岁,发现视力减低三个月,超声检查发现玻璃体内出现强回声的半圆形光团,与球壁紧密相连,肿块边缘不规则,内部回声不均,彩色多普勒可见血流信号包绕肿瘤周边
经上述检查,多考虑为
A.眼球内异物
B.视网膜母细胞瘤
C.脉络膜黑色素瘤
D.血管瘤
E.视神经胶质瘤
参考答案:B
(3~4题共用题干)患儿,3岁,发现视力减低三个月,超声检查发现玻璃体内出现强回声的半圆形光团,与球壁紧密相连,肿块边缘不规则,内部回声不均,彩色多普勒可见血流信号包绕肿瘤周边
经上述检查,多考虑为
A.眼球内异物
B.视网膜母细胞瘤
C.脉络膜黑色素瘤
D.血管瘤
E.视神经胶质瘤
参考答案:B
从方框中选出合适的选项补全对话,其中有两项是多余选项。 | |
B: Hello, Sally. 1 A: You did very well in the English exam. My English is not very good. B: 2 A: Oh, I know. May I ask you some questions? B: Of course. A: 3 B: I often read good English books and do lots of exercises. A: 4 B: Yes. He comes from America. He often helps me leam English. A: 5 B: Twice a month. A: OK. Thank you very much. B: You are welcome. |