常用于局部浸润麻醉的药物是:()
A.3%丁卡因
B.2%丁卡因
C.5%普鲁卡因
D.0.5%利多卡因
E.1%利多卡因
参考答案:C
These aren't _____ cards. They're_____ [ ]
A. ours their
B. our theirs
C. our their
D. ours theirs
男性,25岁,急非淋M2型经DA方案治疗后部分缓解,近日自觉左下肢疼痛,腰椎4~5椎旁压痛(+),直腿抬高试验(+),应如何治疗()
A.腰穿脑脊液检查,鞘内注射MTX
B.骨科治疗
C.大剂量化疗
D.放疗
E.细胞因子,如IL-2或IFN