Diagnostic accuracy of low-dose and ultra-low-dose CT in detection of chest pathology: a systematic review

M Tækker, B Kristjánsdóttir, O Graumann, CB Laursen… - Clinical Imaging, 2021 - Elsevier
Purpose Studies have evaluated imaging modalities with a lower radiation dose than
standard-dose CT (SD-CT) for chest examination. This systematic review aimed to …

Added value of ultra–low-dose computed tomography, dose equivalent to chest X-ray radiography, for diagnosing chest pathology

LJM Kroft, L van der Velden, IH Girón… - Journal of thoracic …, 2019 - journals.lww.com
Purpose: The purpose of this study was to assess the clinical value of ultra–low-dose
computed tomography (ULDCT) compared with chest x-ray radiography (CXR) for …

CT iterative reconstruction algorithms: a task-based image quality assessment

J Greffier, J Frandon, A Larbi, JP Beregi, F Pereira - European radiology, 2020 - Springer
Purpose To assess the dose performance in terms of image quality of filtered back projection
(FBP) and two generations of iterative reconstruction (IR) algorithms developed by the most …

Comparison of two deep learning image reconstruction algorithms in chest CT images: a task-based image quality assessment on phantom data

J Greffier, J Frandon, S Si-Mohamed, D Dabli… - Diagnostic and …, 2022 - Elsevier
Purpose The purpose of this study was to compare the effect of two deep learning image
reconstruction (DLR) algorithms in chest computed tomography (CT) with different clinical …

[PDF][PDF] Technological advances in body CT: a primer for beginners.

A Agostini, A Borgheresi, V Granata… - European Review for …, 2022 - europeanreview.org
Many technological advances have entered the clinical routine of Computed Tomography
(CT) imaging. The new CT scanners have specific solutions in gantry design to bear the …

Comparison of two versions of a deep learning image reconstruction algorithm on CT image quality and dose reduction: A phantom study

J Greffier, D Dabli, J Frandon, A Hamard… - Medical …, 2021 - Wiley Online Library
Purpose To compare the impact on CT image quality and dose reduction of two versions of a
Deep Learning Image Reconstruction algorithm. Material and methods Acquisitions on the …

iQMetrix-CT: New software for task-based image quality assessment of phantom CT images

J Greffier, Y Barbotteau, F Gardavaud - Diagnostic and Interventional …, 2022 - Elsevier
The purpose of this article was to explain how the new iQMetrix-CT software works, as well
as to describe its current potential and discuss its future applications. iQMetrix-CT was …

[PDF][PDF] Low and ultra-low dose radiation in CT: opportunities and limitations

JP Beregi, J Greffier - Diagnostic and interventional imaging, 2019 - Elsevier
In recent years, there has been a dramatic increase in the use of computed tomography
(CT), leading to an increase in the collective amount of radiation applied to patients. This …

Effect of tin filter-based spectral shaping CT on image quality and radiation dose for routine use on ultralow-dose CT protocols: a phantom study

J Greffier, F Pereira, A Hamard, T Addala… - Diagnostic and …, 2020 - Elsevier
Purpose The purpose of this study was to assess the impact of tin filter (TF) on X-ray beam
quality, image quality and radiation dose and its suitability for routine use for chest and …

[HTML][HTML] Ultra-low-dose chest CT performance for the detection of viral pneumonia patterns during the COVID-19 outbreak period: a monocentric experience

J Greffier, A Hoballah, A Sadate… - … Imaging in Medicine …, 2021 - ncbi.nlm.nih.gov
Background Ultra low dose chest computed tomography (CT) acquisitions have been used
for selected emergency room patients with acute dyspnea or minor thoracic trauma. The …