患者男性,7岁。因“发作性剧烈头痛,伴恶心、呕吐3个月,于体位改变时出现,近期出现吞咽困难、声音嘶哑”来诊。影像学提示小脑蚓部占位,髓母细胞瘤可能性大。行手术治疗,病理为髓母细胞瘤。 要为患者确定肿瘤分期,需要进行的检查有()
A. 脑脊液细胞学检查
B. 全脊髓MRI强化检查
C. 术后72小时或即刻颅脑MRI强化检查
D. 颅脑CT
E. 颅脑X线片
F. 腰椎穿刺
G. 血管造影术
查看答案
粘膜呈环形,表面光滑,括约肌松弛()直肠指诊扪到质软可推动的圆形肿块,指套染有血迹()直肠指检肠壁上扪到高低不平的硬块,肠腔狭窄,指套上染有脓血和黏液应考虑()直肠指检扪到条索状物,伴轻度压痛,挤压时外口可有脓性分泌物流出者应考虑()
A. 直肠脱垂
B. 肛瘘
C. 内痔
D. 直肠息肉
E. 直肠癌
经国务院批准,中国光大集团股份公司于12月8日在京正式成立。中国光大(集团)总公司由“国有独资企业”改制为(),并更名为“中国光大集团股份公司”。这标志着历时11年的改革重组顺利完成,也标志着本轮十年大型金融机构改革画上圆满句号。
A. “集体制公司”
B. “全民所有制公司”
C. “民营企业”
D. “股份制公司”
发电机是汽车的主要电源,其功用是对除()以外的所有用电设备供电,并向蓄电池充电。发电机有()发电机和()发电机两种。
You are the network administrator for The network consists of a single Active Directory domain named Some client computers run Windows NT 4.0 Workstation. Others run Windows 2000 Professional, and the rest run Windows XP Professional. Users in the accounting department require a shared folder for their own use only. The accounting users must be able to read, edit, and delete files in the shared folder. You create the shared folder and use default share permissions. You assign the Allow - Full Control NTFS permission to members of the Administrators group. You assign the Allow - Modify NTFS permission to the accounting users. However, accounting users report that they cannot access the shared folder. How should you solve this problem?()
A. Change the type of setting on the folder to Documents (for any file types).
B. Change the NTFS permissions on the folder to assign the Allow - Delete Sub-Folders and Files permission to the accounting users.
C. Add the accounting users as owners of the folder.
D. Change the share permissions to assign the Allow - Full Control permission to the accounting users.