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Results for "establish local": 10 found

A National Guide for Managing Multidisciplinary Groups to Implement Patient Safety in the Areas of Medical Use of Ionizing Radiation

Authors: Merce Beltran Vilagrasa, Nuria Jornet, Cristina Moreno Saiz, Maria Pinto Monedero, Carlos Prieto Martín, María José Rot San Juan, Pablo Saldaña Gutierrez, Agustin Santos

Affiliation: Servicio de Radiofísica Hospitalaria, Hospital Universitario Clínico San Cecilio, Servicio de Radiofísica y Protección Radiológica, Consorcio Hospitalario Provincial de Castellón, Servicio de Radiofísica y Protección Radiológica. Hospital Universitario de la Princesa, Servicio de Física Médica y Protección Radiológica, Instituto Catalán de Oncología/Hospital Universitario de Bellvitge, Servei de Física i Protecció Radiològica. Hospital Universitari Vall d'Hebron, Servei de Radiofísica i Radioprotecció. Hospital de la Santa Creu i Sant Pau, Servicio de Radiofísica y Protección Radiológica, Hospital Universitario Puerta de Hierro, Servicio de Radiofísica Hospitalaria, Hospital Universitario 12 de Octubre

Abstract Preview: Purpose: Patient safety (PS) is a discipline that is not usually included in the training curricula of medical physics experts in many countries. This implies that PS is addressed by professional soci...

Advanced Modeling of Singlet Oxygen Distribution in Pleural Cavity Photodynamic Therapy Using Validated Geometric Standardization

Authors: Hongjing Sun, Timothy C. Zhu

Affiliation: University of Pennsylvania

Abstract Preview: Purpose: This study aims to develop a model of singlet oxygen distribution in pleural photodynamic therapy (PDT) by combining standardized anatomical coordinates with CT-validated geometry reconstruct...

An International Multi-Institutional Espresso Study of Developing the Specialized-Equipment-Free Remote Audit for Single-Isocenter Multi-Target Stereotactic Radiosurgery

Authors: Juan-Francisco Calvo-Ortega, Andrew Cousins, Ashley Cullen, Andrew Dipulia, Peter B. Greer, Seng Boh Gary Lim, Shih-Chi Lin, D. Michael Lovelock, Conor McGarry, Victoria Robinson, Cameron Stanton, Baozhou Sun, Ching-Ling Teng, Gemma Warner, Benjamin J. Zwan

Affiliation: Northern Ireland Cancer Centre, Baylor College of Medicine, Department of Medical Physics, Memorial Sloan Kettering Cancer Center, Christchurch Hospital, Northwell, Central Coast Cancer Centre, Calvary Mater Hospital, Hospital Quironsalud Barcelona, Icahn School of Medicine at Mount Sinai, Chris O'Brien Lifehouse, University of Newcastle

Abstract Preview: Purpose: This multi-institution Electronic Silicon-based Remote Survey of Small-field Output (ESPRESSO) study aims to develop the remote audit process to evaluate the safety of single-isocenter multi-...

BEST IN PHYSICS THERAPY: Impact of Local Tissue Oxygenation Level on the Flash Effect in Murine Skin

Authors: David J. Gladstone, P. Jack Hoopes, David I Hunter, Brian W Pogue, Jacob Pierce Sunnerberg, Armin Tavakkoli

Affiliation: Thayer School of Engineering, Dartmouth College, University of Wisconsin - Madison, Department of Radiation Oncology, Perelman School of Medicine, University of Pennsylvania, Geisel School of Medicine, Dartmouth College

Abstract Preview: Purpose: The FLASH effect, characterized by normal tissue sparing under ultra-high dose rate (UHDR) radiation delivery, remains mechanistically unclear. This study investigated the relationship betwee...

BEST IN PHYSICS THERAPY: Population-Based Automated Organs-at-Risk Contouring Outlier Detection and Visualization without Requiring Patient-Specific Reference Contour

Authors: Rex A. Cardan, Carlos E. Cardenas, Quan Chen, Jingwei Duan, Joseph Harms, Joel A. Pogue, Richard A. Popple, Yi Rong, Dennis N. Stanley, Natalie N. Viscariello, Libing Zhu

Affiliation: Washington University in St. Louis, The University of Alabama at Birmingham, Mayo Clinic Arizona, University of Alabama at Birmingham

Abstract Preview: Purpose: Manual verification of organs-at-risk(OARs) delineations is a critical yet time-intensive process, often susceptible to unintentional oversights. To assist the reviewing process, a population...

Comparing SPECT Dose Reconstruction Algorithm Accuracy As a Function of Imaging Parameters

Authors: Srinivas Cheenu Kappadath, Brian Michael Kelley, Benjamin P. Lopez

Affiliation: UT MD Anderson Cancer Center

Abstract Preview: Purpose:
Imaging systems are subject to errors from finite spatial resolution and voxel size. This work demonstrates their effect on dose algorithm {Monte Carlo (MC), dose-volume kernel (DVK), and ...

Establishing Radiotherapy in Malawi through an International Medical Physics Collaboration

Authors: Ruth Afanador, Daniela Branco, John M Bryant, John Campbell, Clement Chaphuka, Samuel A. Einstein, David B. Flint, Jeffrey R. Kemp, Mussa Kumwembe, Daniel J Mollura, Joseph Weygand

Affiliation: RAD-AID International, The University of Texas MD Anderson Cancer Center, Department of Radiation Oncology and Applied Science, Dartmouth Health, UNC Health, Malawi National Cancer Center, Kamuzu Central Hospital, Penn State College of Medicine, Sutter Health, New York University, University of California San Diego / California Protons, Department of Radiation Oncology, Moffitt Cancer Center

Abstract Preview: Purpose: Malawi, a landlocked country in southeastern Africa with a population of over 20 million, ranks among the world’s least-developed nations and has the fourth-lowest gross domestic product per ...

Exploring the Compatibility of VMAT and Respiratory Beam Gating on MR-Linac: A Proof-of-Concept Study

Authors: Caiden Atienza, Pim T. S. Borman, Martin F. Fast, Daniel E. Hyer, Bas W. Raaymakers, Jeffrey E. Snyder, Prescilla Uijtewaal, Peter Woodhead

Affiliation: Department of Radiotherapy, University Medical Center Utrecht, Yale New Haven Health, University of Iowa

Abstract Preview: Purpose:
On conventional C-arm linacs, VMAT is the preferred delivery modality due to its superior efficiency and highly conformal dose distributions. MR-linacs offer superior soft-tissue imaging t...

Proton Pencil Beam Scanning Ultra-High Dose Rate 3D Lattice Radiotherapy: A Proof-of-Concept Flash Sfrt Study

Authors: Richard Bakst, Arpit M. Chhabra, J Isabelle Choi, Chanda Guha, Minglei Kang, Nancy Y Lee, Haibo Lin, Hang Qi, Charles B. Simone, Pingfang Tsai, Milo Vermeulen, Shouyi Wei, Xiaodong Wu, Lee Xu, Irini Yacoub, Xingyi Zhao, Ajay Zheng

Affiliation: University of Miami, Peking University, New York Proton Center, Montefiore Medical Center and Albert Einstein College of Medicine, icahn school of medicine at mount sinai, Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, Department of Human Oncology, University of Wisconsin-Madison

Abstract Preview: Purpose:
Three-dimensional lattice radiation therapy (3D-LRT) effectively achieves local tumor control with limited morbidity. Pencil beam scanning (PBS) proton therapy provides precise dose confor...

To Establish Local Diagnostic Reference Levels (DRLs) for Head and Neck Computed Tomography (CT) Exams in Abuja, Nigeria, and to Investigate the Performance of Brain Metastasis (BM) and Brain Lesion (BL) Segmentation Techniques Using U-Net Models.

Authors: Nuraddeen Nasiru Garba, Kalpana M Kanal, Abdullahi Mohammed, Rabiu Nasiru, Muhammad SHAFIU Shehu, Daniel Vergara, Joseph Everett Wishart

Affiliation: AHMADU BELLO UNIVERSITY, ZARIA, University of Washington

Abstract Preview: Purpose: To establish local Diagnostic Reference Levels (DRLs) for head and neck computed tomography (CT) exams in Abuja, Nigeria, and to investigate the performance of brain metastasis (BM) and brain...