患儿男,7岁,2周前咽痛，自服氨苄西林后好转,9天前低热,近3日右肩和左膝疼痛，但无红肿。昨日感觉心累，心电图示P-R延长,ST-T改变。体检发现咽红,无脓性渗出物，心尖区闻及I级收缩期杂音。胸部X片示心影轻度扩大,搏动稍弱。未见关节红肿。为进一步明确诊断,应进行 -题库考试答案搜索网

患儿男,7岁,2周前咽痛，自服氨苄西林后好转,9天前低热,近3日右肩和左膝疼痛，但无红肿。昨日感觉心累，心电图示P-R延长,ST-T改变。体检发现咽红,无脓性渗出物，心尖区闻及I级收缩期杂音。胸部X片示心影轻度扩大,搏动稍弱。未见关节红肿。
为进一步明确诊断,应进行

单选题

2021-07-17 21:53

A、心脏彩色多普勒
B、红细胞沉降率
C、抗链球菌溶血素
D、咽培养
E、血培养

查看答案

正确答案

A

试题解析

标签：医药卫生类中级儿科学（中级）儿科学（中级）模拟卷一

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