第2题: [多项选择]患者男,40岁,2年前因车祸致左胫腓骨开放性骨折,行钢板内固定手术治疗。术后1年手术切口开始出现红肿,压痛明显,X线片提示:内固定在位,未见明显松动。近1个月,局部皮肤出现红肿、破溃,隐约可见内固定钢板,间断出现流脓。X线片提示骨折端髓腔闭塞,死骨形成,患者高热不退,下一步治疗宜采用()。 A. 大剂量抗生素治疗感染 B. 拆除内固定,窦道冲洗引流 C. 取出内固定,改用髓内钉内固定,皮瓣覆盖创面 D. 扩大创面,窦道冲洗引流 E. 取出内固定,改用髓内钉内固定,放置引流 F. 拆除内固定,改用外固定架固定 参考答案:D, F
第3题: [单项选择]骨ALP在血清中的半寿期为() A. 5分钟 B. 5小时 C. 1~2天 D. 1~2周 E. 1~2月 参考答案:C
第12题: [单项选择]Why did her friends and neighbours stop seeing her after a few months A. Because they had to travel a long way to see her. B. Because they had found some new friends. C. Because they had fallen sick. D. Because they had lost interest in the new place. 参考答案:A