An automatic dosimetric and geometric tracking system for head and neck adaptive radiotherapy

Chang Liu, Akila Kumarasiri, Mona Kamal, Mikhail Chetvertkov, James Gordon, Hualiang Zhong, Farzan Siddiqui, Indrin J. Chetty, Jinkoo Kim

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The ability to track changes in tumors and organs at risk over a course of radiotherapy is essential for successful adaptive radiation therapy (ART). To that end, we have developed a software suite that helps with tracking geometric and dosimetric changes of organs and targets within the clinical setting. The core engine, denoted as ART engine, is fully autonomous and consists of several modules, including data import/export, dose calculation, deformable image registration (DIR), interactive review graphical user interfaces, and messaging. The system has been successfully used for various research projects and is currently being thoroughly tested as part of our institutional software validation and quality assurance process. We have crossvalidated our DIR algorithm against four commercially available DIR algorithms using images from H&N radiotherapy. The estimated accuracy of our system was equivalent or better.

Original languageEnglish (US)
Title of host publicationWorld Congress on Medical Physics and Biomedical Engineering, 2015
EditorsDavid A. Jaffray
PublisherSpringer Verlag
Pages570-574
Number of pages5
ISBN (Print)9783319193878
DOIs
StatePublished - 2015
Externally publishedYes
EventWorld Congress on Medical Physics and Biomedical Engineering, 2015 - Toronto, Canada
Duration: Jun 7 2015Jun 12 2015

Publication series

NameIFMBE Proceedings
Volume51
ISSN (Print)1680-0737

Other

OtherWorld Congress on Medical Physics and Biomedical Engineering, 2015
Country/TerritoryCanada
CityToronto
Period6/7/156/12/15

Keywords

  • Adaptive radiation therapy
  • Cone-beam CT
  • Deformable image registration
  • Dose accumulation
  • Head and neck
  • Software

ASJC Scopus subject areas

  • Bioengineering
  • Biomedical Engineering

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