皮肌炎的特征性皮损是
A．面部蝶形红斑
B．双手背虹膜状红斑
C．双上眼睑水肿性紫红斑
D．面部环状红斑
E．多形红斑
参考答案：C
Jack described his father, who____a brave boy many years ago, as a strong-willed man. [ ]
A. would be
B. would have been
C. must be
D. must have been
女性，82岁，1周前摔倒后右髋疼痛、活动障碍，查体一般状况好，右髋部无瘀斑，右下肢短缩2cm，外旋50°畸形，皮肤感觉正常。
确立诊断首先应该安排的检查为
A．普通X线片
B．CT
C．MRI
D．核素骨扫描
E．关节腔穿刺造影
