存在肾盂积水并且肾盂内充满低回声区， 可能是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31777' and id < 2540579 and id<>'2540579' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31777' and id > 2540579 and id<>'2540579' order by id asc limit 5