强直性脊柱炎特征性X线表现是
A.脊柱骨质破坏
B.关节表面破坏
C.关节面硬化
D.关节半脱位
E.椎旁韧带钙化骨化呈竹节样改变
参考答案:E
The little boy was last seen __________ football by the river.
A.to play
B.play
C.played
D.playing
咳嗽伴杵状指常见于下列疾病,但需除外哪种疾病?()
A.支气管肺炎
B.支气管扩张
C.慢性肺脓肿
D.支气管肺癌
E.脓胸