Search Results - "BETTINARDI, V"
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Physical Performance of the new hybrid PET/CT Discovery-690
Published in Medical physics (Lancaster) (01-10-2011)“…Purpose: The aim of this work was the assessment of the physical performance of the new hybrid PET/CT system: Discovery-690. Methods: The Discovery-690…”
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Image-based point spread function implementation in a fully 3D OSEM reconstruction algorithm for PET
Published in Physics in medicine & biology (21-07-2010)“…The interest in positron emission tomography (PET) and particularly in hybrid integrated PET/CT systems has significantly increased in the last few years due…”
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Development of a new toolbox for mouse PET–CT brain image analysis fully based on CT images and validation in a PD mouse model
Published in Scientific reports (22-09-2022)“…Automatic analysis toolboxes are popular in brain image analysis, both in clinical and in preclinical practices. In this regard, we proposed a new toolbox for…”
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Radiomics in pancreatic neuroendocrine tumors: methodological issues and clinical significance
Published in European journal of nuclear medicine and molecular imaging (01-11-2021)“…Purpose To present the state-of-art of radiomics in the context of pancreatic neuroendocrine tumors (PanNETs), with a focus on the methodological and technical…”
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Harmonisation of PET/CT contrast recovery performance for brain studies
Published in European journal of nuclear medicine and molecular imaging (01-08-2021)“…Purpose In order to achieve comparability of image quality, harmonisation of PET system performance is imperative. In this study, prototype harmonisation…”
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SP-0593: The role of the medical physicist in integrating quantitative imaging in RT: practical and organisational issues
Published in Radiotherapy and oncology (01-04-2016)Get full text
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PET textural features stability and pattern discrimination power for radiomics analysis: An “ad-hoc” phantoms study
Published in Physica medica (01-06-2018)“…•The impact of quantization strategies for PET radiomics was assessed.•The images processing chain impact on PET radiomics metrics was measured.•Fixed bin…”
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Evaluation of image reconstruction algorithms encompassing Time-Of-Flight and Point Spread Function modelling for quantitative cardiac PET: Phantom studies
Published in Journal of nuclear cardiology (01-04-2015)“…To perform kinetic modelling quantification, PET dynamic data must be acquired in short frames, where different critical conditions are met. The accuracy of…”
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Simultaneous reconstruction of attenuation and activity in cardiac PET can remove CT misalignment artifacts
Published in Journal of nuclear cardiology (01-10-2016)“…Misalignment between positron emission tomography (PET) and computed tomography (CT) data is known to generate artifactual defects in cardiac PET images due to…”
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68Ga-DOTATOC PET/MR imaging and radiomic parameters in predicting histopathological prognostic factors in patients with pancreatic neuroendocrine well-differentiated tumours
Published in European journal of nuclear medicine and molecular imaging (01-06-2022)“…Purpose To explore the role of fully hybrid 68 Ga-DOTATOC PET/MR imaging and radiomic parameters in predicting histopathological prognostic factors in patients…”
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Number of partitions (gates) needed to obtain motion-free images in a respiratory gated 4D-PET/CT study as a function of the lesion size and motion displacement
Published in Medical physics (Lancaster) (01-12-2009)“…Purpose: In this study we evaluate the number of data partitions (gates) needed to sort 4D-PET and 4D-CT data to obtain motion-free images as a function of…”
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Localization of grasp representations in humans by PET: 1. Observation versus execution
Published in Experimental brain research (01-09-1996)“…Positron emission tomography (PET) was used to localize brain regions that are active during the observation of grasping movements. Normal, right-handed…”
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Performance measurements for the PET/CT Discovery-600 using NEMA NU 2-2007 standards
Published in Medical physics (Lancaster) (01-02-2011)“…Purpose: The aim of this study was to assess the performance measurements of the new PET/CT system Discovery-600 (D-600, GEMS, Milwaukee, WI). Methods:…”
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Integrated PET/CT as a first-line re-staging modality in patients with suspected recurrence of ovarian cancer
Published in European journal of nuclear medicine and molecular imaging (01-05-2007)“…The aims of this study were to compare CT with PET/CT results in patients with suspected ovarian cancer recurrence and to assess the impact of the PET/CT…”
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PET quantification: strategies for partial volume correction
Published in Clinical and translational imaging : reviews in nuclear medicine and molecular imaging (01-06-2014)Get full text
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Motion-Tracking Hardware and Advanced Applications in PET and PET/CT
Published in PET clinics (2013)“…Respiratory and cardiac motions represent important sources of image degradation in both PET and computed tomography (CT) studies that need to be taken into…”
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PET guidance in prostate cancer radiotherapy: Quantitative imaging to predict response and guide treatment
Published in Physica medica (01-03-2016)“…Highlights • Determine the current application of PET in prostate cancer (PCa) management. • Describe the state-of-the art of all issues related to the PET in…”
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The Application of a Statistical Shape Model to Diaphragm Tracking in Respiratory-Gated Cardiac PET Images
Published in Proceedings of the IEEE (01-12-2009)“…Respiratory-induced diaphragm mismatch between positron emission tomography (PET) and computed tomography (CT) has been identified as a source of…”
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Incidental detection by [11C]choline PET/CT of meningiomas in prostate cancer patients
Published in The quarterly journal of nuclear medicine and molecular imaging (01-08-2009)“…Anti-androgenic hormonal therapy in prostate cancer patients with concomitant meningioma may result in tumor growth and development of neurological symptoms…”
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