Optimal virtual monochromatic images for evaluation of normal tissues and head and neck cancer using dual-energy CT

S Lam, R Gupta, M Levental, E Yu… - American Journal …, 2015 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Dual-energy CT is not used routinely for evaluation of the
head and neck, and there is no consensus on the optimal virtual monochromatic image …

Low-energy virtual monochromatic dual-energy computed tomography images for the evaluation of head and neck squamous cell carcinoma: a study of tumor visibility …

R Forghani, H Kelly, E Yu, M Belair… - Journal of Computer …, 2017 - journals.lww.com
Objective Dual-energy computed tomography (CT) 40-keV virtual monochromatic images
(VMIs) have been reported to improve visualization of head and neck squamous cell …

Comparison of dual-and single-source dual-energy CT in head and neck imaging

MS May, M Wiesmueller, R Heiss, M Brand… - European …, 2019 - Springer
Objectives The aim of this study was to compare image quality of single-source dual-energy
CT (SS-DECT) with third-generation dual-source dual-energy CT (DS-DECT) in head and …

Virtual monoenergetic dual-energy computed tomography: optimization of kiloelectron volt settings in head and neck cancer

JL Wichmann, EM Nöske, J Kraft, I Burck… - Investigative …, 2014 - journals.lww.com
Objectives The aim of this study was to evaluate the effects on objective and subjective
image quality of virtual monoenergetic reconstructions at various energy levels of dual …

Dual-energy CT of head and neck cancer: average weighting of low-and high-voltage acquisitions to improve lesion delineation and image quality—initial clinical …

AM Tawfik, JM Kerl, RW Bauer… - Investigative …, 2012 - journals.lww.com
Objectives: Mixing low-and high-voltage acquisitions of dual-energy CT (DECT) scan using
different weighting factors leads to differences in attenuation values and image quality. The …

Computed tomography of the head and neck region for tumor staging—comparison of dual-source, dual-energy and low-kilovolt, single-energy acquisitions

MS May, J Bruegel, M Brand, M Wiesmueller… - Investigative …, 2017 - journals.lww.com
Purpose The aim of this study was to intra-individually compare the image quality obtained
by dual-source, dual-energy (DSDE) computed tomography (CT) examinations and different …

Image quality and radiation dose of dual-energy CT of the head and neck compared with a standard 120-kVp acquisition

AM Tawfik, JM Kerl, AA Razek… - American Journal …, 2011 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: DECT offers additional image datasets with potential
benefits, but its use for H&N imaging is not justified unless image quality is preserved …

Assessment of an advanced monoenergetic reconstruction technique in dual-energy computed tomography of head and neck cancer

MH Albrecht, JE Scholtz, J Kraft, RW Bauer, M Kaup… - European …, 2015 - Springer
Objectives To define optimal keV settings for advanced monoenergetic (Mono+) dual-energy
computed tomography (DECT) in patients with head and neck squamous cell carcinoma …

Optimal virtual monoenergetic image in “TwinBeam” dual‐energy CT for organs‐at‐risk delineation based on contrast‐noise‐ratio in head‐and‐neck radiotherapy

T Wang, BB Ghavidel, JJ Beitler, X Tang… - Journal of Applied …, 2019 - Wiley Online Library
Purpose Dual‐energy computed tomography (DECT) using TwinBeam CT (TBCT) is a new
option for radiation oncology simulators. TBCT scanning provides virtual monoenergetic …

Non-linear image blending improves visualization of head and neck primary squamous cell carcinoma compared to linear blending in dual-energy CT

JE Scholtz, K Hüsers, M Kaup, M Albrecht, B Schulz… - Clinical radiology, 2015 - Elsevier
Aim To compare non-linear and linear image-blending post-processing techniques in dual-
energy CT (DECT) of primary head and neck squamous cell carcinoma (SCC) regarding …