Naoki Nagasawa

Miemachi, Japan

Last Updated: 09/26/2026

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Found 29 publications

Investigation of Metal Artifacts Occurring in Axial Planes without Intracranial Metal Coils: A Phantom Study Using Area Detector CT

Investigation of Metal Artifacts Occurring in Axial Planes without Intracranial Metal Coils: A Phantom Study Using Area Detector CT

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi

Published: April 23, 2026

Biventricular and biatrial assessment using low-dose cine computed tomography during recirculation phase of contrast agent: Comparison to cine cardiac magnetic resonance.

Biventricular and biatrial assessment using low-dose cine computed tomography during recirculation phase of contrast agent: Comparison to cine cardiac magnetic resonance.

Journal: Journal of cardiovascular computed tomography

Published: December 23, 2025

Influence of body size on the accuracy of lumbar bone mineral density by dual-energy CT: A phantom study.

Influence of body size on the accuracy of lumbar bone mineral density by dual-energy CT: A phantom study.

Journal: European journal of radiology

Published: November 30, 2025

A novel pendulum-based impulse method to measure CT temporal resolution.

A novel pendulum-based impulse method to measure CT temporal resolution.

Journal: Journal of cardiovascular computed tomography

Published: September 13, 2025

Single-visit cardiac functional assessment by cine CT added to CCTA: segment-level validation of low-dose recirculation timing protocol.

Single-visit cardiac functional assessment by cine CT added to CCTA: segment-level validation of low-dose recirculation timing protocol.

Journal: European radiology

Published: July 14, 2025

Fractal analysis of dynamic stress myocardial CT perfusion decouples diagnostic accuracy for obstructive coronary artery disease from remote flow.

Fractal analysis of dynamic stress myocardial CT perfusion decouples diagnostic accuracy for obstructive coronary artery disease from remote flow.

Journal: Japanese journal of radiology

Published: July 01, 2025

4. Chubu Branch, Kinki Branch, Chugoku-Shikoku Branch, Kyushu Branch

4. Chubu Branch, Kinki Branch, Chugoku-Shikoku Branch, Kyushu Branch

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi

Published: January 19, 2025

Relationship between microvascular status and diagnostic performance of stress dynamic CT perfusion imaging.

Relationship between microvascular status and diagnostic performance of stress dynamic CT perfusion imaging.

Journal: European radiology

Published: May 17, 2024

Creation the Next Generation of Radiological Technology

Creation the Next Generation of Radiological Technology

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi

Published: January 21, 2024

Application of Deep Learning-Based Denoising Technique for Radiation Dose Reduction in Dynamic Abdominal CT: Comparison with Standard-Dose CT Using Hybrid Iterative Reconstruction Method.

Application of Deep Learning-Based Denoising Technique for Radiation Dose Reduction in Dynamic Abdominal CT: Comparison with Standard-Dose CT Using Hybrid Iterative Reconstruction Method.

Journal: Journal of digital imaging

Published: December 15, 2022

Radiation exposure in cardiac computed tomography imaging in Mie prefecture in 2021.

Radiation exposure in cardiac computed tomography imaging in Mie prefecture in 2021.

Journal: Japanese journal of radiology

Published: October 28, 2022

Deep learning image reconstruction for improving image quality of contrast-enhanced dual-energy CT in abdomen.

Deep learning image reconstruction for improving image quality of contrast-enhanced dual-energy CT in abdomen.

Journal: European radiology

Published: November 24, 2021

Showing 1-12 of 29

Last Updated: 09/26/2026