肿块影位于前纵隔，常向一侧凸出，其内可显示牙齿或骨骼阴影，应诊断为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24730' and id < 2118242 and id<>'2118242' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24730' and id > 2118242 and id<>'2118242' order by id asc limit 5