对慢性化脓性骨髓炎最有意义的诊断是（）
A.皮肤有窦道并见死骨排出
B.局部肿痛及患肢功能障碍
C.寒战、高热等全身感染中毒症状
D.白细胞总数及中性粒细胞增高
E.X线未见骨皮质破坏和骨膜反应
参考答案：A
解析：慢性化脓性骨髓炎一般由急性化脓性骨髓炎演变而来，有些因细菌毒力低，一开始就呈慢性表现。慢性化脓性骨髓炎依其临床表现和X线征象一般不难诊断。急性化脓性骨髓炎一旦有死骨和窦道形成即成为慢性化脓性骨髓炎，故本题选A。 【考点】：慢性化脓性骨髓炎的诊断
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| 1. After reading the poster of Shamrock High School Band, we can know that ______. A. it needs four musicians B. it needs musicians who can play the guitar C. the place of the band is in Room 201 D. we can go there every Friday after school 2. If you like running, you must be interested in ______. A. Shamrock Track & Field B. the Computer Club C. Shamrock High School Band D. the Writing Club 3. If you are the teacher of the Computer Club, you may want to invite ______ to be your guest. A. Bill Gates B. Michael Jordan C. Michael Phelps D. Hillary Clinton 4. If you want to be a writer, you can go to the club ______. A. every Tuesday and Thursday B. every Friday after school C. on Wednesdays at 4:30 p.m. D. on Mondays after school 5. What's the main idea of the passage? A. It's the introduction(介绍) of four different films B. It is the introduction of four different clubs. C. It's the introduction of four different jobs D. It is the introduction of four different schools |