Evaluation of short-term gastrointestinal motion and its impact on dosimetric parameters in stereotactic body radiation therapy for pancreatic cancer.

Yusuke Uchinami,Takahiro Kanehira,Yoshihiro Fujita,Naoki Miyamoto,Kohei Yokokawa,Fuki Koizumi,Motoyasu Shido,Shuhei Takahashi,Manami Otsuka,Koichi Yasuda,Hiroshi Taguchi,Keiji Nakazato,Keiji Kobashi,Norio Katoh,Hidefumi Aoyama

Clinical and translational radiation oncology（2023）

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摘要

The short-term motions of the GI-tract lead to high dose differences.

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关键词

4DCT, four-dimensional computed tomography,,CTV, clinical target volume,FFF, flattening filter-free,GI-tract, gastrointestinal tract,GTV, gross tumor volume,Gastrointestinal tract,IQR, interquartile range,Intra-fractional motion,MV, mega-voltage,PRV, planning at risk volume,PTV, planning target volume,Pancreatic cancer,ROI, region of interest,SBRT,SBRT, stereotactic body radiation therapy,SD, standard deviation,Short-term organ motion,VMAT, volumetric modulated arc therapy

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