Browsing by Author "Hoye, Jocelyn"
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Clinical Decision Making in CT: Risk Assessment Comparison Across 12 Risk Metrics in Patient Populations
Ria, Francesco; Fu, wanyi; Hoye, Jocelyn; Segars, William; Kapadia, Anuj; Samei, Ehsan (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 ... -
Clinical Decision Making in CT: Risk Assessment Comparison Across 12 Risk Metrics in Patient Populations
Ria, Francesco; Fu, Wanyi; Hoye, Jocelyn; Segars, William; Kapadia, Anuj; Samei, Ehsan (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.
Ria, Francesco; Fu, Wanyi; Hoye, Jocelyn; Segars, W Paul; Kapadia, Anuj J; Samei, Ehsan (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 ... -
CT Radiomic Features of Superior Mesenteric Artery Involvement in Pancreatic Ductal Adenocarcinoma: A Pilot Study.
Rigiroli, Francesca; Hoye, Jocelyn; Lerebours, Reginald; Lafata, Kyle J; Li, Cai; Meyer, Mathias; Lyu, Peijie; ... (15 authors) (Radiology, 2021-09-07)Background Current imaging methods for prediction of complete margin resection (R0) in patients with pancreatic ductal adenocarcinoma (PDAC) are not reliable. Purpose To investigate whether tumor-related and perivascular ... -
Organ doses from CT localizer radiographs: Development, validation, and application of a Monte Carlo estimation technique
Hoye, Jocelyn; Sharma, Shobhit; Zhang, Yakun; Fu, Wanyi; Ria, Francesco; Kapadia, Anuj; Segars, W Paul; ... (9 authors) (MEDICAL PHYSICS, 2019-11-01) -
Organ Doses from CT Localizer Radiographs: Development, Validation, and Application of a Monte Carlo Estimation Technique.
Hoye, Jocelyn; Sharma, Shobhit; Zhang, Yakun; Fu, Wanyi; Ria, Francesco; Kapadia, Anuj; Segars, W Paul; ... (9 authors) (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 ... -
Total risk index: a mathematical model for decision making based on clinical and radiation risk assessment in CT
Ria, Francesco; Smith, Taylor; Hoye, Jocelyn; Marin, Daniele; Samei, Ehsan (2019-12-04)Purpose. Radiological risk is a combination of radiation and clinical risk (likelihood of not delivering a proper diagnosis), which together may be characterized as a total risk index (TRI). While many strategies have been ... -
Truth-based Radiomics for Prediction of Lung Cancer Prognosis
Hoye, Jocelyn (2020)The purpose of this dissertation was to improve CT-based radiomics characterization by assessing and accounting for its systematic and stochastic variability due to variations in the imaging method. The anatomically informed ...