为明确双侧肾功能可行的检查是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32570' and id < 2588908 and id<>'2588908' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32570' and id > 2588908 and id<>'2588908' order by id asc limit 5