Authors: Timothy J Allen, David A. Sterling
Affiliation: University of Minnesota Physicians, Department of Radiation Oncology, University of Minnesota, Minneapolis
Abstract Preview: Purpose: Treatment planning for the Venezia HDR brachytherapy applicator is often performed using inverse planning tools such as IPSA or HIPO. However, there are planners who are either unfamiliar wit...
Authors: Christopher L. Deufel, Suman Gautam, William Y. Song
Affiliation: Virginia Commonwealth University, Mayo Clinic
Abstract Preview: Purpose: Direction modulated brachytherapy creates anisotropic dose distribution from an isotropic source. This study aims to develop a truncated conditional value at risk optimization algorithm for D...
Authors: Yankun Lang, Lei Ren, Dario B. Rodrigues
Affiliation: University of Maryland School of Medicine, Department of Radiation Oncology, University of Maryland School of Medicine
Abstract Preview: Purpose:
HTP of microwave (MW) phased-array systems determine MW antenna settings to maximize energy absorption (SAR in W/kg) in tumor. Conventional HTP algorithms calculate SAR based on electromag...
Authors: Zachary R. Grelewicz, Kevin C. Jones, Yixiang Liao, Andrew Ogilvy, Julius V. Turian
Affiliation: Rush University Medical Center
Abstract Preview: Purpose: To demonstrate the accuracy and QA application of a time-resolved 3D gamma camera, we measured the path traversed by the Ir-192 High-Dose-Rate (HDR) brachytherapy source passing through a rin...
Authors: David Ayala Alvarez, Facundo Ballester, Luc Beaulieu, Francisco Berumen-Murillo, Jean-Simon Cote, Ernesto Mainegra-Hing, Iymad Mansour, Gaël Ndoutoume-Paquet, Jan P. Seuntjens, Rowan M. Thomson, Christian Valdes, Javier Vijande, Peter G. Watson
Affiliation: Département de physique, de génie physique et d'optique, Université Laval, Princess Margaret Cancer Centre & University of Toronto, McGill University, Department of Physics and Medical Physics Unit, McGill University, IFIC-UV, University of Valencia, National Research Council Canada, Carleton University, 5Service de Physique Médicale et de Radioprotection, Centre Intégré de Cancérologie, CHU de Québec- Université Laval et Centre de recherche du CHU de Québec, Nuclear Medicine Department, Hospital Regional de Antofagasta, Université Laval, Carleton Laboratory for Radiotherapy Physics, Department of Physics, Carleton University
Abstract Preview: Purpose: Low-energy X-ray beams used in electronic brachytherapy (eBT) pose unique dosimetric challenges due to high depth-dose gradients, material-dependent detector responses, and the absence of sta...
Authors: David Ayala Alvarez, Facundo Ballester, Luc Beaulieu, Francisco Berumen-Murillo, Jean-Simon Cote, Ernesto Mainegra-Hing, Iymad Mansour, Gaël Ndoutoume-Paquet, Rowan M. Thomson, Christian Valdes, Javier Vijande, Peter G. Watson
Affiliation: Département de physique, de génie physique et d'optique, Université Laval, Laval University, Princess Margaret Cancer Centre, McGill University, Department of Physics and Medical Physics Unit, McGill University, IFIC-UV, University of Valencia, National Research Council Canada, Carleton University, 5Service de Physique Médicale et de Radioprotection, Centre Intégré de Cancérologie, CHU de Québec- Université Laval et Centre de recherche du CHU de Québec, Nuclear Medicine Department, Hospital Regional de Antofagasta
Abstract Preview: Purpose: Modelling electronic brachytherapy (eBT) sources is difficult because of the high-dose gradients and challenges associated with low-energy modelling. This study examines the accuracy of avail...
Authors: Olubunmi Odunola Aregbe, Clara Ferreira, Margaret Reynolds, David A. Sterling, Jianling Yuan
Affiliation: University of Minnesota, University of Minnesota Physicians, Department of Radiation Oncology, University of Minnesota, Minneapolis
Abstract Preview: Purpose: To analyze volume changes in the high-risk clinical target volume (HR-CTV) during high-dose rate (HDR) brachytherapy for cervical cancer patients. The study aims to evaluate the trend and cor...
Authors: Jingxi Weng, Jian Wu
Affiliation: University of Florida
Abstract Preview: Purpose: Modern brachytherapy treatment planning software includes pre-defined applicator models. However, previous studies have shown significant discrepancies between actual and model-based first dw...
Authors: Adnan Jafar, Xun Jia, Michael B. Roumeliotis
Affiliation: Department of Radiation Oncology and Molecular Radiation Sciences, Johns Hopkins University, Johns Hopkins University
Abstract Preview: Purpose: HDR brachytherapy (HDRBT) treatment planning is challenging due to the need for high-quality plans under time pressure, considering anatomy and applicator geometry. This study proposes an exp...
Authors: Amar K. Basavatia, Lee C. Goddard, Wolfgang A. Tomé, Christian Velten, Ping Yan, Ravindra Yaparpalvi, Maria Stefania diMayorca
Affiliation: Montefiore Medical Center
Abstract Preview: Purpose: High dose rate (HDR) brachytherapy planning is a high-risk procedure performed under significant time pressure, with human failure being the leading cause of error. To elevate training for me...
Authors: Peter G. Maxim, Michael P. Reilly, Mengying Shi, Maryam Shirmohammad, Darren M. Zuro
Affiliation: University of California Irvine
Abstract Preview: Purpose: This study aims to assess the positional accuracy of HDR brachytherapy ring applicators, quantify the extent of positional deviation, and provide clinical recommendations for GYN HDR brachyth...