患者男性，32岁，因“头痛、发作性意识不清、肢体抽搐3个月”入院。患者3个月前无明显诱因出现慢性头痛。后出现发作性意识不清、肢体抽搐。查体未见异常。颅脑CT：右侧中央区稍高密度影。
目前应采取的检查措施是（）
A.MRI
B.血常规，肝、肾功能，生化指标检查
C.PET-CT
D.脑磁图
E.DSA
F.肿瘤标志物检查
参考答案：A, B, F
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| The hardworking blacksmith John used to work all day in his shop and so hard working was he that at times he would make the sparks fly from his hammer. The son of Mr. Smith, a rich neighbor, __1__ come to see the blacksmith every day and for hours and hours he would enjoy himself __2__ how the tradesman worked. "Young man, why don't you try your __3__ at making shoe tacks, even if it is only to __4__ the time?" said the blacksmith. "Who knows, one day, it may be of __5__ to you." The boy began to see what he could do. After a little __6__ he found that he was becoming very __7__ and soon he could make some of the finest tacks. Old Mr. Smith died and the son on __8__ of the war lost all his property. He had to leave home and was forced to __9__ residence in another country. It so __10__ that in this village there were numerous shoemakers who were spending a lot of money to buy __11__ for their shoes and at times even __12__ they paid high prices they were not able to get what they wanted, because in that part of the country there was a high __13__ for soldiers' shoes. Our young Mr. Smith, who was finding it difficult to __14__ his daily bread, remembered that once upon a time he had learned the art of making tacks(鞋钉)and had a sudden __15__ of making a bargain with the shoemakers. He told them that he would make the tacks if they would help him __16__ a workshop. The shoemakers were only too glad of the __17__. And after a while, Mr. Smith found that he was making the finest tacks in the __18__. "How __19__it seems," he used to say, "Even making tacks can bring a __20__. My trade is more useful to me than all my former property." | |||
| ( )1. A. used to ( )2. A. seeing ( )3. A. energy ( )4. A. save ( )5. A. danger ( )6. A. practice ( )7. A. surprised ( )8. A. term ( )9. A. take over ( )10. A. happened ( )11. A. metal ( )12. A. as ( )13. A. demand ( )14. A. eat ( )15. A. request ( )16. A. open ( )17. A. offer ( )18. A. valley ( )19. A. fascinating ( )20. A. career | B. had to B. watching B. luck B. lose B. interest B. message B. skilled B. top B. take down B. occurred B. tacks B. why B. price B. earn B. suggestion B. settle B. requirement B. village B. satisfactory B. change | C. wanted to C. staring C. hand C. pass C. use C. revision C. satisfied C. account C. take off C. charged C. furs C. how C. praise C. make C. opinion C. close C. order C. country C. funny C. fortune | D. needed to D. looking D. way D. devote D. importance D. promotion D. determined D. behalf D. take up D. adapted D. cloth D. though D. call D. dry D. idea D. locate D. arrangement D. world D. strange D. job |