AIMC Topic: Radiation Dosage

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Deep Learning Electronic Cleansing for Single- and Dual-Energy CT Colonography.

Radiographics : a review publication of the Radiological Society of North America, Inc Jan 1, 2018
Electronic cleansing (EC) is used for computational removal of residual feces and fluid tagged with an orally administered contrast agent on CT colonographic images to improve the visibility of polyps during virtual endoscopic "fly-through" reading. ...
Colorectal Neoplasms Deep Learning Humans Algorithms Radiation Dosage Cathartics Feces Colonography, Computed Tomographic Contrast Media
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A deep convolutional neural network using directional wavelets for low-dose X-ray CT reconstruction.

Medical physics Oct 1, 2017
PURPOSE: Due to the potential risk of inducing cancer, radiation exposure by X-ray CT devices should be reduced for routine patient scanning. However, in low-dose X-ray CT, severe artifacts typically occur due to photon starvation, beam hardening, an...
Image Processing, Computer-Assisted Artifacts Signal-To-Noise Ratio Wavelet Analysis Radiation Dosage Neural Networks, Computer Tomography, X-Ray Computed Humans
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Demonstration of the Safety and Feasibility of Robotically Assisted Percutaneous Coronary Intervention in Complex Coronary Lesions: Results of the CORA-PCI Study (Complex Robotically Assisted Percutaneous Coronary Intervention).

JACC. Cardiovascular interventions Jul 10, 2017
OBJECTIVES: The aims of this study were to evaluate the feasibility and technical success of robotically assisted percutaneous coronary intervention (R-PCI) for the treatment of coronary artery disease (CAD) in clinical practice, especially in comple...
Percutaneous Coronary Intervention Coronary Artery Disease Registries Fluoroscopy Chi-Square Distribution Radiation Dosage Radiography, Interventional Feasibility Studies Stents Logistic Models Treatment Outcome Robotics Coronary Angiography Case-Control Studies Time Factors Male Middle Aged Propensity Score Female Aged Humans
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Knowledge-based prediction of three-dimensional dose distributions for external beam radiotherapy.

Medical physics Jan 1, 2016
PURPOSE: To demonstrate knowledge-based 3D dose prediction for external beam radiotherapy.
Radiotherapy Dosage Radiotherapy, Intensity-Modulated Radiotherapy Planning, Computer-Assisted Humans Radiation Dosage Neural Networks, Computer
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Proposal for a Simple and Efficient Monthly Quality Management Program Assessing the Consistency of Robotic Image-Guided Small Animal Radiation Systems.

Health physics Nov 1, 2015
Modern pre-clinical radiation therapy (RT) research requires high precision and accurate dosimetry to facilitate the translation of research findings into clinical practice. Several systems are available that provide precise delivery and on-board ima...
Automation Radiation Dosage Phantoms, Imaging Radiometry Equipment Design Software Quality Control Reproducibility of Results Cone-Beam Computed Tomography Animals Robotics
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Computational and human observer image quality evaluation of low dose, knowledge-based CT iterative reconstruction.

Medical physics Oct 1, 2015
PURPOSE: Aims in this study are to (1) develop a computational model observer which reliably tracks the detectability of human observers in low dose computed tomography (CT) images reconstructed with knowledge-based iterative reconstruction (IMR™, Ph...
Quality Control Observer Variation Tomography, X-Ray Computed Image Processing, Computer-Assisted Humans Machine Learning Radiation Dosage Computer Simulation Phantoms, Imaging
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[Derivation of the optimum exposure condition for Guthmann-method by the fuzzy measure theory].

Nihon Hoshasen Gijutsu Gakkai zasshi Apr 1, 2015
The purpose of this study is to decide the optimum exposure condition of Guthmann-method by the fuzzy measure theory. The samples for the fuzzy measure theory were created using the pelvis-phantom irradiated with various tube voltages (90-120 kV) and...
Phantoms, Imaging Pelvis Humans Radiation Dosage Fuzzy Logic
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