Browsing by Author "Fu, Wanyi"
Now showing items 1-10 of 10
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A comparison of COVID-19 and imaging radiation risk in clinical patient populations.
(J Radiol Prot, 2020-10-07)OBJECTIVE: The outbreak of coronavirus SARS-COV2 affected more than 180 countries necessitating fast and accurate diagnostic tools. Reverse transcriptase polymerase chain reaction (RT-PCR) has been identified as a gold standard ... -
Clinical Decision Making in CT: Risk Assessment Comparison Across 12 Risk Metrics in Patient Populations
(Journal of Medical Physics, 2020-06-30)Purpose The Medical Physics 3.0 initiative aims to enhance direct physicist involvement in clinical decision making to improve patient care. In this involvement, it is crucial to achieve effective and patient-specific radiation ... -
Comparison of 12 surrogates to characterize CT radiation risk across a clinical population.
(European radiology, 2021-02-23)<h4>Objectives</h4>Quantifying radiation burden is essential for justification, optimization, and personalization of CT procedures and can be characterized by a variety of risk surrogates inducing different radiological ... -
Evaluation of the Does Reduction Potential Using a Breast Positioning Technique for Organ-based Tube Current Modulated CT Examinations
(2016)Purpose: The purpose of this work was to investigate the breast dose saving potential of a breast positioning technique (BP) for thoracic CT examinations with organ-based tube current modulation (OTCM).Methods: The study ... -
Modeling Patient-Informed Liver Contrast Perfusion in Contrast-enhanced Computed Tomography.
(J Comput Assist Tomogr, 2020-11)OBJECTIVE: To determine the correlation between patient attributes and contrast enhancement in liver parenchyma and demonstrate the potential for patient-informed prediction and optimization of contrast enhancement in liver ... -
Organ doses from CT localizer radiographs: Development, validation, and application of a Monte Carlo estimation technique
(MEDICAL PHYSICS, 2019-11-01) -
Organ Doses from CT Localizer Radiographs: Development, Validation, and Application of a Monte Carlo Estimation Technique.
(Medical physics, 2019-08-23)PURPOSE:The purpose of this study was to simulate and validate organ doses from different CT localizer radiograph geometries using Monte Carlo methods for a population of patients. METHODS:A Monte Carlo method was developed ... -
Patient-informed modelling of hepatic contrast dynamics in contrast-enhanced CT imaging
(Medical Imaging 2020: Physics of Medical Imaging, 2020-03-16)PURPOSE Iodinated contrast agents are commonly used in CT imaging to enhance tissue contrast. Consistency in contrast enhancement (CE) is critical in radiological diagnosis. Contrast material circulation in individual patients ... -
Patient-Informed Organ Dose Estimation in Clinical CT: Implementation and Effective Dose Assessment in 1048 Clinical Patients.
(AJR. American journal of roentgenology, 2021-01-21)OBJECTIVE. The purpose of this study is to comprehensively implement a patient-informed organ dose monitoring framework for clinical CT and compare the effective dose (ED) according to the patient-informed organ dose with ... -
Patient-specific organ-based dosimetry and image quality estimation in clinical computed tomography
(2021)The purpose of this dissertation was to investigate and demonstrate the feasibility of patient organ based radiation dose and image quality assessment in clinical computed tomography (CT). The clinical wide usage ...
