为进一步明确诊断，最有意义的辅助检査为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25959' and id < 2177254 and id<>'2177254' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25959' and id > 2177254 and id<>'2177254' order by id asc limit 5