Naoki Nagasawa

Reduction in radiation exposure in cardiovascular computed tomography imaging: results from the PROspective multicenter registry on radiaTion dose Estimates of cardiac CT angIOgraphy iN daily practice in 2017 (PROTECTION VI)

Thomas J. Stocker, Simon Deseive, Jonathon Leipsic et al. · European Heart Journal · 2018 · 202 citations · Full text

Medicine, Cardiology, Radiology +17

Deep learning image reconstruction for improvement of image quality of abdominal computed tomography: comparison with hybrid iterative reconstruction

Yasutaka Ichikawa, Yoshinori Kanii, Akio Yamazaki et al. · Japanese Journal of Radiology · 2021 · 68 citations

Medicine, Biomedical Engineering, Radiology +16

CT of the chest with model-based, fully iterative reconstruction: comparison with adaptive statistical iterative reconstruction

Yasutaka Ichikawa, Kakuya Kitagawa, Naoki Nagasawa et al. · BMC Medical Imaging · 2013 · 60 citations · Full text

Veterinary Medicine, Radiology, Diagnostic Imaging +16

Underestimation of myocardial blood flow by dynamic perfusion CT: Explanations by two-compartment model analysis and limited temporal sampling of dynamic CT

Masaki Ishida, Kakuya Kitagawa, T. Ichihara et al. · Journal of cardiovascular computed tomography · 2016 · 55 citations

Medicine, Cardiology, Radiology +17

Comparison of the different imaging time points in delayed phase cardiac CT for myocardial scar assessment and extracellular volume fraction estimation in patients with old myocardial infarction

Ahmed Hamdy, Kakuya Kitagawa, Yoshitaka Goto et al. · International journal of cardiac imaging · 2018 · 55 citations

Medicine, Cardiology, Radiology +16