AIMC Topic: Radiotherapy Dosage

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Development of a deep learning-based error detection system without error dose maps in the patient-specific quality assurance of volumetric modulated arc therapy.

Journal of radiation research Jul 18, 2023
To detect errors in patient-specific quality assurance (QA) for volumetric modulated arc therapy (VMAT), we proposed an error detection method based on dose distribution analysis using unsupervised deep learning approach and analyzed 161 prostate VMA...
Radiotherapy Dosage Radiotherapy, Intensity-Modulated Phantoms, Imaging Humans Computer Simulation Male Radiotherapy Planning, Computer-Assisted Quality Assurance, Health Care Deep Learning ROC Curve
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Whole-brain radiotherapy associated with structural changes resembling aging as determined by anatomic surface-based deep learning.

Neuro-oncology Jul 6, 2023
BACKGROUND: Brain metastases are the most common intracranial tumors in adults and are associated with significant morbidity and mortality. Whole-brain radiotherapy (WBRT) is used frequently in patients for palliation, but can result in neurocognitiv...
Humans Brain Adult Hippocampus Radiotherapy Dosage Radiotherapy, Intensity-Modulated Cranial Irradiation Brain Neoplasms Aging Deep Learning
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Direct Dose Prediction With Deep Learning for Postoperative Cervical Cancer Underwent Volumetric Modulated Arc Therapy.

Technology in cancer research & treatment Jan 1, 2023
PURPOSE: To predict the voxel-based dose distribution for postoperative cervical cancer patients underwent volumetric modulated arc therapy using deep learning models.
Humans Retrospective Studies Organs at Risk Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Radiotherapy, Intensity-Modulated Female Uterine Cervical Neoplasms Deep Learning
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Image-Based Deep Neural Network for Individualizing Radiotherapy Dose Is Transportable Across Health Systems.

JCO clinical cancer informatics Jan 1, 2023
PURPOSE: We developed a deep neural network that queries the lung computed tomography-derived feature space to identify radiation sensitivity parameters that can predict treatment failures and hence guide the individualization of radiotherapy dose. I...
Proportional Hazards Models Radiotherapy Dosage Humans Treatment Failure Neural Networks, Computer Tomography, X-Ray Computed
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Deep Learning for Patient-Specific Quality Assurance: Predicting Gamma Passing Rates for IMRT Based on Delivery Fluence Informed by log Files.

Technology in cancer research & treatment Jan 1, 2022
In this study, we propose a deep learning-based approach to predict Intensity-modulated radiation therapy (IMRT) quality assurance (QA) gamma passing rates using delivery fluence informed by log files. A total of 112 IMRT plans for chest cancers we...
Particle Accelerators Radiotherapy Dosage Radiotherapy, Intensity-Modulated Radiometry Radiotherapy Planning, Computer-Assisted Quality Assurance, Health Care Humans Deep Learning
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Cone Beam CT (CBCT) Based Synthetic CT Generation Using Deep Learning Methods for Dose Calculation of Nasopharyngeal Carcinoma Radiotherapy.

Technology in cancer research & treatment Jan 1, 2021
To generate synthetic CT (sCT) images with high quality from CBCT and planning CT (pCT) for dose calculation by using deep learning methods. 169 NPC patients with a total of 20926 slices of CBCT and pCT images were included. In this study the Cycle...
Adult Female Humans Male Radiotherapy Dosage Cone-Beam Computed Tomography Algorithms Middle Aged Neoplasm Staging Aged Nasopharyngeal Carcinoma Deep Learning Young Adult Neoplasm Grading Radiotherapy, Image-Guided Image Processing, Computer-Assisted Adolescent Radiotherapy Planning, Computer-Assisted
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Monte Carlo Dose Calculation Using MRI Based Synthetic CT Generated by Fully Convolutional Neural Network for Gamma Knife Radiosurgery.

Technology in cancer research & treatment Jan 1, 2021
The aim of this work is to study the dosimetric effect from generated synthetic computed tomography (sCT) from magnetic resonance (MR) images using a deep learning algorithm for Gamma Knife (GK) stereotactic radiosurgery (SRS). The Monte Carlo (MC) m...
Radiosurgery Monte Carlo Method Phantoms, Imaging Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Radiotherapy, Intensity-Modulated Humans Image Processing, Computer-Assisted Neural Networks, Computer Magnetic Resonance Imaging Prognosis Organs at Risk Neoplasms Deep Learning Retrospective Studies Tomography, X-Ray Computed
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Knowledge-Based Planning for Intact Cervical Cancer.

Seminars in radiation oncology Oct 1, 2020
Cervical cancer radiotherapy is often complicated by significant variability in the quality and consistency of treatment plans. Knowledge-based planning (KBP), which utilizes prior patient data to correlated achievable optimal dosimetry with patient-...
Organ Sparing Treatments Humans Female Uterine Cervical Neoplasms Radiotherapy Planning, Computer-Assisted Knowledge Bases Clinical Trials as Topic Organs at Risk Tumor Burden Radiotherapy Dosage Quality Control
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Automated Intensity Modulated Radiation Therapy Treatment Planning for Cervical Cancer Based on Convolution Neural Network.

Technology in cancer research & treatment Jan 1, 2020
PURPOSE: To develop and evaluate an automatic intensity-modulated radiation therapy (IMRT) program for cervical cancer, including a Convolution Neural Network (CNN)-based prediction model and an automated optimization strategy.
Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Radiotherapy, Intensity-Modulated Humans Uterine Cervical Neoplasms Neural Networks, Computer Deep Learning Female
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A convolutional neural network approach for IMRT dose distribution prediction in prostate cancer patients.

Journal of radiation research Oct 23, 2019
The purpose of the study was to compare a 3D convolutional neural network (CNN) with the conventional machine learning method for predicting intensity-modulated radiation therapy (IMRT) dose distribution using only contours in prostate cancer. In thi...
Radiotherapy, Intensity-Modulated Dose-Response Relationship, Radiation Humans Male Neural Networks, Computer Prostatic Neoplasms Algorithms Radiotherapy Dosage
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