问题
单项选择题 共用题干题
患者男，2岁，因“左侧面瘫2个月”来诊。MRI：左小脑脑桥角巨大占位。
根据病史和影像学表现，首先考虑的诊断是（）。
A.畸胎瘤
B.神经鞘瘤
C.脑膜瘤
D.非典型畸胎样/横纹肌样瘤
E.血管母细胞瘤
答案
参考答案：D
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患者男，2岁，因“左侧面瘫2个月”来诊。MRI：左小脑脑桥角巨大占位。
根据病史和影像学表现，首先考虑的诊断是（）。
A.畸胎瘤
B.神经鞘瘤
C.脑膜瘤
D.非典型畸胎样/横纹肌样瘤
E.血管母细胞瘤
参考答案：D
| 用方框中所给词的适当形式填空。 | |
Maybe not. In China, they may even have come to represent a __1__ danger-cancer. Last month, a CCTV programme __2__ that some red-yolk duck eggs from Hebei in Beijing markets contained Sudan IV (苏丹红四号). Sudan IV is a dye (染料) that may give people cancer if eaten. Beijing's food safety office soon found 1,159 kilograms of dyed eggs. They were produced __3__ s  even companies in Beijing and the provinces of Hebei, Anhui, Henan, Zhejiang and Hubei.Sudan dye is __4__ in leather (皮革) and clothing industries. But they are banned (禁止) in food. The World Health Organization has proved it might cause (导致) cancer. How did the duck eggs get dyed? Police in Hebei __5__ arrested (逮捕) one man. Because natural Red-yolk eggs got a higher, price in the market, the man asked farmers __6__ red Sudan IV with the duck feed. He promised to give a higher price to the farmers if they did so. To make things safe, 10,400 ducks that had eaten the dyed feed were killed. Over 2,000 kilograms of duck eggs and 800 kilograms of feed were destroyed (销毁) around the country. The government also  plans to __7__ on food production (生产) more often. __8__ the near future, according to new rules, every single egg in the market should __9__ given an "identity" (身份). Companies need __10__ information like production date and the place the eggs were laid. |