56.下列關於圓形細胞瘤(round cell tumor)的敘述,何者最不適當?
(A)Ewing氏肉瘤家族(Ewing sarcoma family)大部分染色體易位為 t(21:22),導致EWS/FLI-1嵌合體(chimera) (B)Ewing氏肉瘤(Ewing sarcoma)是放射敏感性腫瘤(radiosensitive tumor),如果手術切緣不乾淨,則術後常須使用局部照射治療 (C)單發性的原發性骨淋巴瘤(isolated primary lymphoma of the bone)預後較好,常見的組織學類型是large cell type or mixed small and large cell type (D)多樣藥化療(multidrug chemotherapy)可提高原發性骨淋巴瘤(primary lymphoma of the bone)的5年生存率
58.盧先生因玩滑板不慎跌倒後,用手先去撐地板,導致大拇指變形,經X光照射後顯示骨折的形態為大拇指掌骨基底的複雜粉碎性關節內骨折(comminuted intra-articular fracture of the base of the thumb metacarpal bone),下列何者診斷最適當? (A)Rolando fracture (B)Bennett fracture (C)Jones fracture (D)boxer's fracture
60.下列何種兒童的骨折最容易造成Salter-Harris type II(骨骺損傷程度分型)的生長板傷害?
(A)鎖骨骨折(clavicle fracture) (B)近端肱骨骨折(proximal humeral fracture) (C)肱骨髁上骨折(supracondylar fracture of the humerus) (D)肱骨外髁骨折(lateral condylar fracture of the humerus)