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【单选题】
患者,女性, 50 岁。肝硬化病史 7 年,午饭后突然呕吐褐色胃内容物,量约 500ml ,来院急诊。出血部位最可能在A.
食管中上段
B.
食管下胃底
C.
直肠
D.
胃体
E.
十二指肠
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