AIMC Topic: Radiotherapy Dosage

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Machine Learning Approaches for Predicting Radiation Therapy Outcomes: A Clinician's Perspective.

International journal of radiation oncology, biology, physics Nov 11, 2015
Radiation oncology has always been deeply rooted in modeling, from the early days of isoeffect curves to the contemporary Quantitative Analysis of Normal Tissue Effects in the Clinic (QUANTEC) initiative. In recent years, medical modeling for both pr...
Prognosis Reproducibility of Results Lung Neoplasms Logistic Models Humans Neural Networks, Computer Artificial Intelligence Machine Learning Radiotherapy Dosage Radiotherapy Esophagitis Radiation Pneumonitis Xerostomia Treatment Outcome Support Vector Machine Models, Statistical Radiation Oncology
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Adaptive optimization by 6 DOF robotic couch in prostate volumetric IMRT treatment: rototranslational shift and dosimetric consequences.

Journal of applied clinical medical physics Sep 8, 2015
The purpose of this study was to investigate the magnitude and dosimetric relevance of translational and rotational shifts on IGRT prostate volumetric-modulated arc therapy (VMAT) using Protura six degrees of freedom (DOF) Robotic Patient Positioning...
Prostatic Neoplasms Rotation Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Radiotherapy, Intensity-Modulated Humans Male Robotics Patient Positioning Movement Beds Radiotherapy Setup Errors
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Investigating the clinical advantages of a robotic linac equipped with a multileaf collimator in the treatment of brain and prostate cancer patients.

Journal of applied clinical medical physics Sep 8, 2015
The purpose of this study was to evaluate the performance of a commercially avail-able CyberKnife system with a multileaf collimator (CK-MLC) for stereotactic body radiotherapy (SBRT) and standard fractionated intensity-modulated radiotherapy (IMRT) ...
Robotics Prostatic Neoplasms Equipment Design Radiotherapy Planning, Computer-Assisted Humans Radiosurgery Radiotherapy Dosage Patient Care Planning Female Radiotherapy, Intensity-Modulated Particle Accelerators Brain Neoplasms Male
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Robotic radiosurgery system patient-specific QA for extracranial treatments using the planar ion chamber array and the cylindrical diode array.

Journal of applied clinical medical physics Jul 8, 2015
Robotic radiosurgery system has been increasingly employed for extracranial treatments. This work is aimed to study the feasibility of a cylindrical diode array and a planar ion chamber array for patient-specific QA with this robotic radiosurgery sys...
Radiosurgery Monte Carlo Method Phantoms, Imaging Radiometry Radiotherapy Planning, Computer-Assisted Quality Assurance, Health Care Radiotherapy Dosage Radiotherapy, Intensity-Modulated Radiotherapy Setup Errors Humans Algorithms Lung Neoplasms Robotics
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Film-based delivery quality assurance for robotic radiosurgery: Commissioning and validation.

Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) May 21, 2015
PURPOSE: Robotic radiosurgery demands comprehensive delivery quality assurance (DQA), but guidelines for commissioning of the DQA method is missing. We investigated the stability and sensitivity of our film-based DQA method with various test scenario...
Robotics Quality Control Calibration Radiotherapy Dosage Radiotherapy, Intensity-Modulated Radiosurgery Film Dosimetry
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Knowledge-based radiation therapy (KBRT) treatment planning versus planning by experts: validation of a KBRT algorithm for prostate cancer treatment planning.

Radiation oncology (London, England) May 10, 2015
BACKGROUND: A knowledge-based radiation therapy (KBRT) treatment planning algorithm was recently developed. The purpose of this work is to investigate how plans that are generated with the objective KBRT approach compare to those that rely on the jud...
Male Urinary Bladder Prostatic Neoplasms Humans Neoplasm Staging Algorithms Radiotherapy Planning, Computer-Assisted Rectum Prognosis Knowledge Bases Radiotherapy Dosage Tomography, X-Ray Computed Radiotherapy, Intensity-Modulated Organs at Risk
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Evaluation of a knowledge-based planning solution for head and neck cancer.

International journal of radiation oncology, biology, physics Jan 30, 2015
PURPOSE: Automated and knowledge-based planning techniques aim to reduce variations in plan quality. RapidPlan uses a library consisting of different patient plans to make a model that can predict achievable dose-volume histograms (DVHs) for new pati...
Knowledge Bases Humans Pharyngeal Muscles Male Mouth Radiotherapy Dosage Head and Neck Neoplasms Salivary Glands Organs at Risk Radiotherapy, Intensity-Modulated Benchmarking Radiotherapy Planning, Computer-Assisted Radiation Injuries Organ Sparing Treatments
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Development of system using beam's eye view images to measure respiratory motion tracking errors in image-guided robotic radiosurgery system.

Journal of applied clinical medical physics Jan 8, 2015
The accuracy of the CyberKnife Synchrony Respiratory Tracking System (SRTS) is considered to be patient-dependent because the SRTS relies on an individual correlation between the internal tumor position (ITP) and the external marker position (EMP), a...
Male Middle Aged Radiotherapy Setup Errors Lung Neoplasms Respiratory-Gated Imaging Techniques Robotics Humans Software Algorithms Female Radiosurgery Aged Patient Positioning Aged, 80 and over Radiotherapy Planning, Computer-Assisted Phantoms, Imaging Radiotherapy Dosage Movement Radiotherapy, Intensity-Modulated Radiotherapy, Image-Guided Thorax
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Prediction of the thickness of the compensator filter in radiation therapy using computational intelligence.

Medical dosimetry : official journal of the American Association of Medical Dosimetrists Dec 11, 2014
In this study, artificial neural networks (ANNs) and adaptive neuro-fuzzy inference system (ANFIS) are investigated to predict the thickness of the compensator filter in radiation therapy. In the proposed models, the input parameters are field size (...
Filtration Radiotherapy Dosage Scattering, Radiation Equipment Failure Analysis Radiometry Sensitivity and Specificity Equipment Design Pattern Recognition, Automated Radiotherapy, Conformal Neural Networks, Computer Reproducibility of Results
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Intracranial stereotactic radiosurgery with an adapted linear accelerator vs. robotic radiosurgery: Comparison of dosimetric treatment plan quality.

Strahlentherapie und Onkologie : Organ der Deutschen Rontgengesellschaft ... [et al] Nov 22, 2014
BACKGROUND AND PURPOSE: Stereotactic radiosurgery with an adapted linear accelerator (linac-SRS) is an established therapy option for brain metastases, benign brain tumors, and arteriovenous malformations. We intended to investigate whether the dosim...
Radiotherapy Dosage Radiosurgery Particle Accelerators Cranial Irradiation Treatment Outcome Humans Robotics Retrospective Studies Surgery, Computer-Assisted Brain Neoplasms Radiotherapy Planning, Computer-Assisted
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