患者男，56岁。慢性乙型肝炎病史21年。 查体发现血清AFP 8OOug/L。根据患者情 况，首先要做的检查是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32550' and id < 2586686 and id<>'2586686' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32550' and id > 2586686 and id<>'2586686' order by id asc limit 5