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IM | IM/TH | TH | show all

Taxonomy: TH- External beam- photons: portal dosimetry

SU-F-KDBRA2-3Establishing the Sensitivity of Halcyon's Automatic Transit Image Acquisition for Treatment Error Detection
X Fave*, KL Moore, UC San Diego Moores Cancer Center, La Jolla, CA
SU-H400-GePD-F7-13D In-Vivo Portal Dosimetry for Hypo-Fractionated Radiotherapy with Flattening-Filter-Free Beams: First Results
A Taborda1 , J Stroom1*, S Nijsten2 , C Greco1 , (1) Champalimaud Foundation, Department of Radiotherapy, Lisbon, Portugal (2) University Hospital of Maastricht, Department of Radiation Oncology (MAASTRO), Maastricht, The Netherlands
SU-H400-GePD-F7-3Portal Dosimetry Based Patient-Specific QA of a New Ring-Gantry Linac Yielded Similar Passing Rate Compared to a Portable Ion Chamber Array Based QA
P Teo*, F Li , K Fallon , P Kosterin , Z Shen , S Jang , R Lalonde , G Bednarz , M Huq , University of Pittsburgh Cancer Institute, Pittsburgh, PA
SU-H400-GePD-F7-4ROC Analysis of 3D EPID Transit Dosimetry to Patient Related Variations
I Olaciregui Ruiz*, R Rozendaal , B Mijnheer , A Mans , The Netherlands Cancer Institute, Amsterdam, Noord Holland
SU-I-GPD-T-173Development of Accurate EPID in Vivo Dosimetry for Photon Therapy
H Takei1*, T Isobe1 , Y Watanabe2 , T Hasegawa2 , E Sato3 , H Hara2 , H Muraishi2 , T Sakae1 , (1) University of Tsukuba, Tsukuba, Ibaraki, (2) Kitasato University, Sagamihara, Kanagawa, (3) Kyorin University, Mitaka, Tokyo
SU-I-GPD-T-180Is Portal Dosimetry a Truly Absolute QA Tool for VMAT Pre-Treatment Verification?
H Ai*, K Huang , X Lu , Indiana University- School of Medicine, Indianapolis, IN
TU-C930-GePD-F3-1A Simple Approach to Perform Fast Electron Beam QA and Pre-Treatment Verification in Absolute Dose Using EPID
A Sors1*, P Dudouet1,2 , D Franck2 , M Mace1 , P Boucarut1 , C Boutry1 , (1) Clinique du Pont de Chaume - Groupe Oncorad Garonne, Montauban, France (2) Clinique Pasteur - Groupe Oncorad Garonne, Toulouse, France