Effect of abdominal compression on target movement and extension of the external boundary of peripheral lung tumours treated with stereotactic radiotherapy based on four-dimensional computed tomography.
Yuanjun QiJian-Bin LiYingjie ZhangQian ShaoXijun LiuFengxiang LiJinzhi WangZhenxiang LiWei WangPublished in: Radiation oncology (London, England) (2021)
Abdominal compression was useful for reducing the size of the IGTVMIP and IGTV10 and for decreasing the PTV margins based on 4DCT. In IGTVMIP with abdominal compression, adding a 4-mm margin to account for respiration is feasible in SBRT based on 4DCT.