Radiation dose reduction at pediatric CT: use of low tube voltage and iterative reconstruction
…, A Tsuji, J Urata, M Furusawa, D Utsunomiya… - Radiographics, 2018 - pubs.rsna.org
… (b–d) Follow-up study images at 80 kVp at a substantially reduced dose (CTDI vol , 2.5
mGy) were reconstructed with FBP (b), metallic artifact reduction (c), and FIRST (d). Metallic …
mGy) were reconstructed with FBP (b), metallic artifact reduction (c), and FIRST (d). Metallic …
Added Value of SPECT/CT Fusion in Assessing Suspected Bone Metastasis: Comparison with Scintigraphy Alone and Nonfused Scintigraphy and CT1
D Utsunomiya, S Shiraishi, M Imuta, S Tomiguchi… - Radiology, 2006 - pubs.rsna.org
… (d) Transverse fused image shows precise localization of abnormal tracer uptake in articular
facets of head of rib (arrows). This finding was suggestive of osteoarthritis. Later bone scans …
facets of head of rib (arrows). This finding was suggestive of osteoarthritis. Later bone scans …
Combination of a low-tube-voltage technique with hybrid iterative reconstruction (iDose) algorithm at coronary computed tomographic angiography
Y Funama, K Taguchi, D Utsunomiya… - Journal of computer …, 2011 - journals.lww.com
We compare the performance of low tube voltage with the hybrid iterative reconstruction (iDose)
with standard and low tube voltage with the filtered backprojection (FBP) using …
with standard and low tube voltage with the filtered backprojection (FBP) using …
[HTML][HTML] Imaging of COVID-19: An update of current evidences
…, E Hagiwara, T Ogura, D Utsunomiya - Diagnostic and …, 2021 - Elsevier
… D-dimer may be a useful test for screening of PE with an area under the receiver operating
… However, a substantial number of COVID-19 patients have elevated D-dimer, so careful …
… However, a substantial number of COVID-19 patients have elevated D-dimer, so careful …
COVID-19 pneumonia: infection control protocol inside computed tomography suites
…, T Izumi, I Takeuchi, H Nakajima, D Utsunomiya - Japanese journal of …, 2020 - Springer
A novel coronavirus (severe acute respiratory syndrome coronavirus 2) causes a cluster of
pneumonia cases in Wuhan, China. It spread rapidly and globally. CT imaging is helpful for …
pneumonia cases in Wuhan, China. It spread rapidly and globally. CT imaging is helpful for …
[HTML][HTML] Direct comparison of US and MR elastography for staging liver fibrosis in patients with nonalcoholic fatty liver disease
…, M Yoneda, H Kirikoshi, D Utsunomiya… - Clinical …, 2022 - Elsevier
Background & Aims As alternatives to the expensive liver biopsy for assessing liver fibrosis
stage in patients with nonalcoholic fatty liver disease (NAFLD), we directly compared the …
stage in patients with nonalcoholic fatty liver disease (NAFLD), we directly compared the …
Pericardial fat inflammation correlates with coronary artery disease
…, H Sumida, Y Nagayoshi, K Sakamoto, D Utsunomiya… - Atherosclerosis, 2010 - Elsevier
OBJECTIVES: We sought to assess the association between inflammation in pericardial fat (PF)
and coronary artery disease (CAD) by pathological examination and clinical evaluation …
and coronary artery disease (CAD) by pathological examination and clinical evaluation …
[HTML][HTML] Ultra-high-resolution computed tomography can demonstrate alveolar collapse in novel coronavirus (COVID-19) pneumonia
…, E Hagiwara, S Komatsu, D Utsunomiya… - Japanese journal of …, 2020 - Springer
Purpose To review the chest computed tomography (CT) findings on the ultra-high-resolution
CT (U-HRCT) in patients with the Novel coronavirus disease 2019 (COVID-19). Materials …
CT (U-HRCT) in patients with the Novel coronavirus disease 2019 (COVID-19). Materials …
Volume-doubling time of pulmonary nodules with ground glass opacity at multidetector CT: assessment with computer-aided three-dimensional volumetry
S Oda, K Awai, K Murao, A Ozawa, D Utsunomiya… - Academic radiology, 2011 - Elsevier
… (d) Using the concept of mathematical morphology, radiologists subjectively modify the
nodule border with a semi-automatic edit tool. Last, the software automatically calculates the …
nodule border with a semi-automatic edit tool. Last, the software automatically calculates the …
Quantitative blood flow measurements in gliomas using arterial spin-labeling at 3T: intermodality agreement and inter-and intraobserver reproducibility study
…, Y Shigematsu, D Utsunomiya… - American Journal …, 2011 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: QUASAR is a particular application of the ASL method and
facilitates the user-independent quantification of brain perfusion. The purpose of this study …
facilitates the user-independent quantification of brain perfusion. The purpose of this study …