男，你岁。半年前行二尖瓣置换，近1个 月来胸闷、气短。查体：贫血面容，心尖 部可闻及全收缩期杂音，该患者最有可能 的诊断是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32563' and id < 2588059 and id<>'2588059' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32563' and id > 2588059 and id<>'2588059' order by id asc limit 5