DOSE EFFECTS OF SEEDS PLACEMENT DEVIATIONS FROM PRE-PLANNED POSITIONS IN ULTRASOUND-GUIDED PROSTATE IMPLANTS

被引:71
作者
DAWSON, JE
WU, T
ROY, T
GU, JY
KIM, H
机构
[1] Radiation Oncology Department, Saint Louis University Health Sciences Center, St. Louis, MO 63110-0250
关键词
BRACHYTHERAPY; PROSTATE; TREATMENT PLANNING ACCURACY; I-125; SEEDS; PD-103;
D O I
10.1016/0167-8140(94)90027-2
中图分类号
R73 [肿瘤学];
学科分类号
100214 ;
摘要
The effects of random (drifting) errors in actual seed placement during prostate implants have been evaluated by using geometrically optimized implants of I-125 and Pd-103 seeds. Results indicate that small random deviations in the seeds placement from the preplant position may affect the planned dose and beam profiles significantly.
引用
收藏
页码:268 / 270
页数:3
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