男，40岁。上眼睑下垂伴复视2周入院。胸部CT检查示前纵隔内4 . 5cm x 3 .0cm x2 .5cm肿块。最可能的诊断是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32562' and id < 2587916 and id<>'2587916' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32562' and id > 2587916 and id<>'2587916' order by id asc limit 5