问题
单项选择题
为确定肝脓肿穿刺点和入路，首选的辅助检查方法是
A．腹部X线平片
B．B超
C．CT
D．MRI
E．肝动咏造影
答案
参考答案：B
解析：肝脓肿经皮穿刺通常在B型超声引导下进行，并可同时置管引流。
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为确定肝脓肿穿刺点和入路，首选的辅助检查方法是
A．腹部X线平片
B．B超
C．CT
D．MRI
E．肝动咏造影
参考答案：B
解析：肝脓肿经皮穿刺通常在B型超声引导下进行，并可同时置管引流。
The annual consumption of Coco-Cola per capita in the regional markets mentioned in the passage ranks in the following order.
A．Rural China, Beijing, the United States, Hong Kong.
B．Beijing, the United States, Rural China, Hong Kong.
C．The United States, Hong Kong, Shanghai, Rural China.
D．Shanghai, Rural China, the United States, Hong Kong.