Adaptive Iterative Dose Reduction in coronary CT angiography using 320-row CT: Assessment of radiation dose reduction and image quality

Nobuo Tomizawa, Takeshi Nojo, Masaaki Akahane, +3

Journal of cardiovascular computed tomography

Computed TomographyEngineeringHealth SciencesMedical ImagingCt Scan +10

High prevalence of coronary artery events and non-coronary events in patients with coronary artery aneurysm in the observational group

Takayuki Warisawa, Toru Naganuma, Nobuo Tomizawa, +6

IJC Heart & Vasculature

The feasibility of Forward-projected model-based Iterative Reconstruction SoluTion (FIRST) for coronary 320-row computed tomography angiography: A pilot study

Eriko Maeda, Nobuo Tomizawa, Shigeaki Kanno, +5

Journal of cardiovascular computed tomography

Numerical AnalysisComputed TomographyImage ReconstructionPilot StudyEngineering +11

Impact of COVID-19 on Cardiovascular Testing in the United States Versus the Rest of the World

Cole B. Hirschfeld, Leslee J. Shaw, Michelle C. Williams, +1186

JACC. Cardiovascular imaging

Preventive MedicineCardiovascular EpidemiologyCardiovascular DiseaseGlobal HealthGlobal Health Crisis +9

Difference of coronary artery disease severity, extent and plaque characteristics between patients with hypertension, diabetes mellitus or dyslipidemia

Nobuo Tomizawa, Takeshi Nojo, Shinichi Inoh, +1

International journal of cardiac imaging

HypertensionVascular DiseaseHealth PolicyCardiovascular DiseasePlaque Characteristics +10

An International Multicenter Comparison of Time-SLIP Unenhanced MR Angiography and Contrast-Enhanced CT Angiography for Assessing Renal Artery Stenosis: The Renal Artery Contrast-Free Trial

Timothy Albert, Masaaki Akahane, Isabelle Parienty, +9

American Journal of Roentgenology

Worldwide Disparities in Recovery of Cardiac Testing 1 Year Into COVID-19

Andrew J. Einstein, Cole B. Hirschfeld, Michelle C. Williams, +917

Journal of the American College of Cardiology

Coronary CT angiography using the second-generation 320-detector row CT: assessment of image quality and radiation dose in various heart rates compared with the first-generation scanner

Nobuo Tomizawa, Eriko Maeda, Masaaki Akahane, +3

International journal of cardiac imaging

Computed TomographyCoronary Ct AngiographyHealth SciencesMedical ImagingCardiovascular Disease +9

Influence of hemodynamic parameters on coronary artery attenuation with 320-detector coronary CT angiography

Nobuo Tomizawa, Shuhei Komatsu, Masaaki Akahane, +3

European Journal of Radiology

Coronary Artery AttenuationRadiologyHealth SciencesMedical ImagingCardiovascular Disease +9

Reducing CT radiation exposure with organ effective modulation: A retrospective clinical study

Hiroyuki Akai, Shigeru Kiryu, Eisuke Shibata, +5

European Journal of Radiology

Ct Radiation ExposureRadiation MedicineRadiation TherapyMedical ImagingRadiation Exposure +7