男性，68岁。查体：中上腹触及一 3cmX 4cmX6cm肿块，质硬，表面不平，形状不 规则。该肿块考虑为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31863' and id < 2547394 and id<>'2547394' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31863' and id > 2547394 and id<>'2547394' order by id asc limit 5