患者，男，30岁。突发上腹剧痛3小时，怀疑消 化道穿孔，无休克表现。为明确诊断，首选的检査方 法是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30396' and id < 2457340 and id<>'2457340' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30396' and id > 2457340 and id<>'2457340' order by id asc limit 5