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View article: Longitudinal Trends in Myocardial Metabolic Uptake Following Stereotactic Arrhythmia Radioablation Using 2-Deoxy-2-[18F]Fluoro-D-Glucose Positron Emission Tomography–Computed Tomography
Longitudinal Trends in Myocardial Metabolic Uptake Following Stereotactic Arrhythmia Radioablation Using 2-Deoxy-2-[18F]Fluoro-D-Glucose Positron Emission Tomography–Computed Tomography Open
In this small hypothesis-generating study, late SUV increases (day 90) were observed in targeted segments, consistent with VT burden reduction. Further longitudinal studies with 18FDG-PET/CT after STAR will define how SUV dynamics can be o…
View article: Electronic Chart Recording for Gamma Knife Stereotactic Radiosurgery
Electronic Chart Recording for Gamma Knife Stereotactic Radiosurgery Open
With technical planning and coordination from all team members, we demonstrated that the implementation of electronic chart recording systems can be achieved for Gamma Knife radiosurgery treatments that enhance the treatment workflow, prov…
View article: Feasibility of surface‐guidance combined with CBCT for intra‐fractional breath‐hold motion management during Ethos RT
Feasibility of surface‐guidance combined with CBCT for intra‐fractional breath‐hold motion management during Ethos RT Open
Purpose High‐quality CBCT and AI‐enhanced adaptive planning techniques allow CBCT‐guided stereotactic adaptive radiotherapy (CT‐STAR) to account for inter‐fractional anatomic changes. Studies of intra‐fractional respiratory motion manageme…
View article: Clinical application of a template‐guided automated planning routine
Clinical application of a template‐guided automated planning routine Open
Purpose Determine the dosimetric quality and the planning time reduction when utilizing a template‐based automated planning application. Methods A software application integrated through the treatment planning system application programing…
View article: Technical note: Institutional solution of clinical cine MRI for tumor motion evaluation in radiotherapy
Technical note: Institutional solution of clinical cine MRI for tumor motion evaluation in radiotherapy Open
Purpose Since 4D‐MRI is inadequate to capture dynamic respiratory variations, real‐time cinematographic (cine) MRI is actively used in MR‐guided radiotherapy (MRgRT) for tumor motion evaluation, delineation, and tracking. However, most rad…
View article: Commissioning a secondary dose calculation software for a 0.35 T MR‐linac
Commissioning a secondary dose calculation software for a 0.35 T MR‐linac Open
Secondary external dose calculations for a 0.35 T magnetic resonance image‐guided radiation therapy (MRgRT) are needed within the radiation oncology community to follow safety standards set forth within the field. We evaluate the commercia…
View article: Visually guided respiratory motion management for Ethos adaptive radiotherapy
Visually guided respiratory motion management for Ethos adaptive radiotherapy Open
Purpose Ethos adaptive radiotherapy (ART) is emerging with AI‐enhanced adaptive planning and high‐quality cone‐beam computed tomography (CBCT). Although a respiratory motion management solution is critical for reducing motion artifacts on …
View article: Application programming interface guided QA plan generation and analysis automation
Application programming interface guided QA plan generation and analysis automation Open
Purpose Linear accelerator quality assurance (QA) in radiation therapy is a time consuming but fundamental part of ensuring the performance characteristics of radiation delivering machines. The goal of this work is to develop an automated …
View article: Radiation oncology physics coverage during the COVID‐19 pandemic: Successes and lessons learned
Radiation oncology physics coverage during the COVID‐19 pandemic: Successes and lessons learned Open
The Coronavirus 2019 (COVID-19) pandemic has severely impacted healthcare systems by putting a massive strain on emergency, intensive care, internal medicine departments, and caregivers. Outpatient care, including radiation oncology, has a…
View article: Filmless quality assurance of a Leksell Gamma Knife® Icon™
Filmless quality assurance of a Leksell Gamma Knife® Icon™ Open
Purpose The annual quality assurance (QA) of Leksell Gamma Knife ® (LGK) systems are typically performed using films. Film is a good candidate for small field dosimetry due to its high spatial resolution and availability. However, there ar…
View article: Portal dosimetry scripting application programming interface (PDSAPI) for Winston‐Lutz test employing ceramic balls
Portal dosimetry scripting application programming interface (PDSAPI) for Winston‐Lutz test employing ceramic balls Open
Purpose Stereotactic radiosurgery (SRS) and stereotactic body radiation therapy (SBRT) treatments require a high degree of accuracy. Mechanical, imaging, and radiation isocenter coincidence is especially important. As a common method, the …
View article: Automated and robust beam data validation of a preconfigured ring gantry linear accelerator using a 1D tank with synchronized beam delivery and couch motions
Automated and robust beam data validation of a preconfigured ring gantry linear accelerator using a 1D tank with synchronized beam delivery and couch motions Open
Purpose To develop an efficient and automated methodology for beam data validation for a preconfigured ring gantry linear accelerator using scripting and a one‐dimensional (1D) tank with automated couch motions. Materials and methods Using…
View article: Implementation of a Novel Remote Physician SBRT Coverage Process during the Coronavirus Pandemic
Implementation of a Novel Remote Physician SBRT Coverage Process during the Coronavirus Pandemic Open
INTRODUCTION During the COVID-19 pandemic, alternative methods of care are needed to reduce the relative risk of transmission in departments. Also needed is the ability to provide vital radiation oncological care if radiation oncologists (…
View article: Spatially fractionated stereotactic body radiotherapy (Lattice SBRT) for large tumors
Spatially fractionated stereotactic body radiotherapy (Lattice SBRT) for large tumors Open
Stereotactic body radiotherapy (SBRT) has demonstrated clinical benefit for patients with metastatic and/or unresectable cancer. Technical considerations of treatment delivery and sensitive organs at risk (OARs) limit the use of SBRT in la…
View article: Evaluation of a new secondary dose calculation software for Gamma Knife radiosurgery
Evaluation of a new secondary dose calculation software for Gamma Knife radiosurgery Open
Current available secondary dose calculation software for Gamma Knife radiosurgery falls short in situations where the target is shallow in depth or when the patient is positioned with a gamma angle other than 90°. In this work, we evaluat…
View article: Characterization and validation of an intra‐fraction motion management system for masked‐based radiosurgery
Characterization and validation of an intra‐fraction motion management system for masked‐based radiosurgery Open
Purpose Characterize the intra‐fraction motion management ( IFMM ) system found on the Gamma Knife Icon ( GKI ), including spatial accuracy, latency, temporal performance, and overall effect on delivered dose. Methods A phantom was constru…
View article: Phase I/II Trial of Electrophysiology-Guided Noninvasive Cardiac Radioablation for Ventricular Tachycardia
Phase I/II Trial of Electrophysiology-Guided Noninvasive Cardiac Radioablation for Ventricular Tachycardia Open
Background: Case studies have suggested the efficacy of catheter-free, electrophysiology-guided noninvasive cardiac radioablation for ventricular tachycardia (VT) using stereotactic body radiation therapy, although prospective data are lac…