肢体软组织肉瘤放疗描述不正确的是（）。 -题库考试答案搜索网

肢体软组织肉瘤放疗描述不正确的是（）。

单选题

2022-05-21 21:31

A、尽量避免跨关节照射
B、包括整个受侵肌肉起始点
C、保留一侧正常皮肤、皮下组织
D、包括整个长骨
E、注意保护重要的器官功能

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正确答案

D

试题解析

软组织肉瘤放疗照射野的设计既要考虑肿瘤的控制，又要考虑到使正常组织得到更好的保护。尽量避免整个长骨和跨关节的照射，以降低关节僵直和骨折的风险，保持良好的功能。放射野不应横贯肢体横径，至少应保留有2～3cm的条形区不受照射，以利于体液的回流。

标签：公卫正副高放射卫生(医学高级) 临床正副高肿瘤学(医学高级) 山东住院医师山东住院医师肿瘤放疗科

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