Dual-and multi-energy CT: principles, technical approaches, and clinical applications

CH McCollough, S Leng, L Yu, JG Fletcher - Radiology, 2015 - pubs.rsna.org
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 …

Dual-energy computed tomography: Technological considerations

R Chung, B Dane, BM Yeh, DE Morgan… - Radiologic …, 2023 - radiologic.theclinics.com
Over the past five decades, computed tomography (CT) has evolved dramatically and
simultaneously revolutionized the practice of medicine and the understanding of patient …

CD-Net: Comprehensive domain network with spectral complementary for DECT sparse-view reconstruction

Y Zhang, T Lv, R Ge, Q Zhao, D Hu… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Dual-energy computed tomography (DECT) is of great clinical significance because of its
material identification and quantification capacity. Although DECT measures attenuation …

Comparison of four dual-energy CT scanner technologies for determining renal stone composition: a phantom approach

A Pourvaziri, A Parakh, J Cao, J Locascio, B Eisner… - Radiology, 2022 - pubs.rsna.org
Background Studies have investigated the value of various dual-energy CT (DECT)
technologies for determining renal stone composition. However, sparse multivendor …

Dose independent characterization of renal stones by means of dual energy computed tomography and machine learning: an ex-vivo study

N Große Hokamp, S Lennartz, J Salem… - European …, 2020 - Springer
Objectives To predict the main component of pure and mixed kidney stones using dual-
energy computed tomography and machine learning. Methods 200 kidney stones with a …

Dual-energy computed tomography for characterizing urinary calcified calculi and uric acid calculi: A meta-analysis

X Zheng, Y Liu, M Li, Q Wang, B Song - European journal of radiology, 2016 - Elsevier
Objective A meta-analysis was conducted to determine the accuracy of dual-energy
computed tomography (DECT) for differentiating urinary uric acid and calcified calculi …

Prospective prediction of the major component of urinary stone composition with dual-source dual-energy CT in vivo

GMY Zhang, H Sun, HD Xue, H Xiao, XB Zhang, ZY Jin - Clinical radiology, 2016 - Elsevier
Aim To prospectively evaluate the diagnostic accuracy of dual-source dual-energy
computed tomography (DSDECT) for predicting the major component and determining the …

Characterization of urinary stone composition by use of third-generation dual-source dual-energy CT with increased spectral separation

X Duan, Z Li, L Yu, S Leng… - American journal of …, 2015 - Am Roentgen Ray Soc
OBJECTIVE. The purpose of this phantom study was to determine the utility of a third-
generation dual-source CT scanner with increased dual-energy spectral separation in …

Dual-source dual-energy CT in detection and characterization of urinary stones in patients with large body habitus: observations in a large cohort

H Kordbacheh, V Baliyan, RN Uppot… - American Journal of …, 2019 - Am Roentgen Ray Soc
OBJECTIVE. The objective of our study was to investigate the impact of large body habitus
on dual-energy CT (DECT) image quality and stone characterization. MATERIALS AND …

Identification of benign and malignant thyroid nodules by in vivo iodine concentration measurement using single-source dual energy CT: a retrospective diagnostic …

SY Gao, XY Zhang, W Wei, XT Li, YL Li, M Xu, YS Sun… - Medicine, 2016 - journals.lww.com
This study proposed to determine whether in vivo iodine concentration measurement by
single-source dual energy (SSDE) CT can improve differentiation between benign and …