In-vivo quality assurance of dynamic tumor tracking (DTT) for liver SABR using EPID images.

Rostamzadeh Maryam,Luchka Kurt,Ma Roy,Liu Mitchell,Dunne Emma,Camborde Marie-Laure,Karan Tania,Mestrovic Ante,Bergman Alanah

Journal of applied clinical medical physics（2023）

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摘要

Marker-based DTT uncertainty can be evaluated in-vivo on a field-by-field basis using EPID images. This information can contribute to PTV margin calculations for DTT.

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关键词

EPID,detection algorithm,dynamic tumor tracking,marker detection,position verification

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