皮皮学，免费搜题
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搜题
【单选题】
纤维蛋白性心包炎的典型体征是A.
心包叩击音
B.
Ewart征
C.
心包摩擦音
D.
心浊音界扩大
E.
奇脉
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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