在下列骨折中，属于不稳定性骨折的类型为 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25465' and id < 2149548 and id<>'2149548' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25465' and id > 2149548 and id<>'2149548' order by id asc limit 5