中文版 | English
Title

左侧乳腺癌保乳术后深吸气屏气模式下Hybrid-IMRT和Hybrid-VMAT的剂量学比较

Alternative Title
Dosimetric comparison between Hybrid-IMRT and Hybrid-VMAT using deep inspiration breath-hold technique for left-sided breast cancer after breast-conserving surgery
Author
Publication Years
2022
DOI
Source Title
ISSN
1005-202X
Volume39Issue:8Pages:936-940
Abstract
目的:在深吸气屏气(DIBH)模式下比较适形混合调强(Hybrid-IMRT)和适形混合旋转容积调强(Hybrid-VMAT)对左侧乳腺癌保乳术后的剂量学差异,为治疗计划选择提供参考.方法:选取26名左侧乳腺癌保乳术后的患者分别设计Hybrid-IMRT和Hybrid-VMAT计划,通过体积剂量直方图比较两种计划的靶区和危及器官的剂量.结果:Hybrid-VMAT计划PTV的D90、D98及HI优于Hybrid-IMRT计划(P<0.05).Hybrid-IMRT计划GI优于Hybrid-VMAT计划(P<0.05),但对于PTV的D2、Dmean及CI,两种计划没有明显差异(P>0.05).Hybrid-IMRT计划患侧肺V5、V20、V30及Dmean优于Hybrid-VMAT计划(P<0.05);Hybrid-IMRT计划心脏的V10、Dmean优于Hybrid-VMAT计划(P<0.05),但V30、V40比较,差异无统计学意义(P>0.05);Hybrid-IMRT计划对侧乳腺Dmean、V5优于Hybrid-VMAT计划(P<0.05),但Dmax比较,差异无统计学意义(P>0.05);两种计划的脊髓剂量均满足临床剂量要求,但Hybrid-IMRT计划的脊髓Dmax低于Hybrid-VMAT计划(P<0.05).结论:两种混合计划均能满足临床剂量要求,但Hybrid-IMRT计划可以明显降低危及器官的受照剂量.
Keywords
URL[Source Record]
Language
Chinese
SUSTech Authorship
First
Funding Project
广东省医学科研基金
Data Source
WanFang
WanFangID
zgyxwlxzz202208003
Citation statistics
Cited Times [WOS]:0
Document TypeJournal Article
Identifierhttp://kc.sustech.edu.cn/handle/2SGJ60CL/411638
DepartmentShenzhen People's Hospital
Affiliation
1.汕头大学医学院,广东汕头515041;深圳市人民医院(暨南大学第二临床医学院,南方科技大学第一附属医院)肿瘤放疗科,广东深圳518020
2.北京大学深圳医院影像科,广东深圳518036
3.深圳市人民医院(暨南大学第二临床医学院,南方科技大学第一附属医院)肿瘤放疗科,广东深圳518020
4.深圳市第三人民医院感染二科,广东深圳518112
First Author AffilicationShenzhen People's Hospital
First Author's First AffilicationShenzhen People's Hospital
Recommended Citation
GB/T 7714
史亚滨,黄嵘,高艳,等. 左侧乳腺癌保乳术后深吸气屏气模式下Hybrid-IMRT和Hybrid-VMAT的剂量学比较[J]. 中国医学物理学杂志,2022,39(8):936-940.
APA
史亚滨.,黄嵘.,高艳.,陈洪涛.,徐逸.,...&郑芳.(2022).左侧乳腺癌保乳术后深吸气屏气模式下Hybrid-IMRT和Hybrid-VMAT的剂量学比较.中国医学物理学杂志,39(8),936-940.
MLA
史亚滨,et al."左侧乳腺癌保乳术后深吸气屏气模式下Hybrid-IMRT和Hybrid-VMAT的剂量学比较".中国医学物理学杂志 39.8(2022):936-940.
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