长期留置导尿管的患者，出现尿液混浊、沉淀或结晶时应（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30900' and id < 2485840 and id<>'2485840' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30900' and id > 2485840 and id<>'2485840' order by id asc limit 5