Dual-and multi-energy CT: principles, technical approaches, and clinical applications
In x-ray computed tomography (CT), materials having different elemental compositions can
be represented by identical pixel values on a CT image (ie, CT numbers), depending on the …
be represented by identical pixel values on a CT image (ie, CT numbers), depending on the …
Evolution in computed tomography: the battle for speed and dose
MM Lell, JE Wildberger, H Alkadhi… - Investigative …, 2015 - journals.lww.com
The advent of computed tomography (CT) has revolutionized radiology. Starting as head-
only scanners, modern CT systems are now capable of performing whole-body …
only scanners, modern CT systems are now capable of performing whole-body …
State-of-the-art pulmonary CT angiography for acute pulmonary embolism
MH Albrecht, MW Bickford… - American Journal of …, 2017 - Am Roentgen Ray Soc
OBJECTIVE. Pulmonary CT angiography (CTA) is the imaging modality of choice in
suspected acute pulmonary embolism (PE). Current pulmonary CTA techniques involve ever …
suspected acute pulmonary embolism (PE). Current pulmonary CTA techniques involve ever …
Spectral and dual-energy X-ray imaging for medical applications
E Fredenberg - Nuclear Instruments and Methods in Physics Research …, 2018 - Elsevier
Spectral imaging is an umbrella term for energy-resolved X-ray imaging in medicine. The
technique makes use of the energy dependence of X-ray attenuation to either increase the …
technique makes use of the energy dependence of X-ray attenuation to either increase the …
Stratification, imaging, and management of acute massive and submassive pulmonary embolism
While pulmonary embolism (PE) causes approximately 100 000–180 000 deaths per year in
the United States, mortality is restricted to patients who have massive or submassive PEs …
the United States, mortality is restricted to patients who have massive or submassive PEs …
Iodine maps from subtraction CT or dual-energy CT to detect pulmonary emboli with CT angiography: a multiple-observer study
Background Dual-energy CT iodine maps are used to detect pulmonary embolism (PE) with
CT angiography but require dedicated hardware. Subtraction CT, a software-only solution …
CT angiography but require dedicated hardware. Subtraction CT, a software-only solution …
Combined iterative reconstruction and image‐domain decomposition for dual energy CT using total‐variation regularization
Purpose: Dual‐energy CT (DECT) is being increasingly used for its capability of material
decomposition and energy‐selective imaging. A generic problem of DECT, however, is that …
decomposition and energy‐selective imaging. A generic problem of DECT, however, is that …
[HTML][HTML] COVID-19 pneumonia: microvascular disease revealed on pulmonary dual-energy computed tomography angiography
F Grillet, A Busse-Cote, P Calame, J Behr… - … Imaging in Medicine …, 2020 - ncbi.nlm.nih.gov
Background Increased prevalence of acute pulmonary embolism in COVID-19 has been
reported in few recent studies. Some works have highlighted pathological changes on lung …
reported in few recent studies. Some works have highlighted pathological changes on lung …
[HTML][HTML] COVID-19: what iodine maps from perfusion CT can reveal—a prospective cohort study
MG Santamarina, D Boisier Riscal, I Beddings… - Critical Care, 2020 - Springer
Abstract Background Subtraction CT angiography (sCTA) is a technique used to evaluate
pulmonary perfusion based on iodine distribution maps. The aim of this study is to assess …
pulmonary perfusion based on iodine distribution maps. The aim of this study is to assess …
Computed tomography of acute pulmonary embolism: state-of-the-art
LJ Zhang, GM Lu, FG Meinel, AD McQuiston… - European …, 2015 - Springer
Multidetector computed tomography (CT) plays an important role in the detection, risk
stratification and prognosis evaluation of acute pulmonary embolism. This review will …
stratification and prognosis evaluation of acute pulmonary embolism. This review will …