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【单选题】
张某，男，43岁。患“十二指肠溃疡”10余年，因“反复上腹饱胀不适1个月，大量呕吐，呕吐宿食一天”就诊，该病人可能出现的并发症是（）A.
出血
B.
消化道穿孔
C.
幽门梗阻
D.
贲门梗阻
E.
胃癌
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B.
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