Usefulness of cone-beam volume CT with flat panel detectors in conjunction with catheter angiography for transcatheter arterial embolization

S Kakeda, Y Korogi, N Ohnari, J Moriya, N Oda… - Journal of vascular and …, 2007 - Elsevier
… TACE, the amount of antitumor agent for TACE was reduced [n = 4] or the tip of the catheter
for TACE was cautiously repositioned more distally [n = 2]); (c) the radiologist could detect …

Effect of prophylactic hyperbaric oxygen treatment for radiation-induced brain injury after stereotactic radiosurgery of brain metastases

…, N Ohnari, T Morioka, K Nakano, N Konda… - International Journal of …, 2007 - Elsevier
Purpose: The purpose of the present study was to evaluate the prophylactic effect of hyperbaric
oxygen (HBO) therapy for radiation-induced brain injury in patients with brain metastasis …

Detection of brain metastasis at 3T: comparison among SE, IR-FSE and 3D-GRE sequences

S Kakeda, Y Korogi, Y Hiai, N Ohnari, J Moriya… - European …, 2007 - Springer
… ) / SD N , where tumor SI is the normalized mean signal intensity of the enhancing tumor,
normal brain SI is the normalized mean signal intensity of the normal white matter, and SD N is …

Gray and white matter volumetric and diffusion tensor imaging (DTI) analyses in the early stage of first-episode schizophrenia

…, O Abe, N Goto, R Yoshimura, H Hori, N Ohnari… - Schizophrenia …, 2010 - Elsevier
… regions showing a significant MD increase in the early-stage schizophrenia patients in
comparison to the control subjects are rendered onto the averaged image of the whole sample (N

Brain MR findings in patients with systemic lupus erythematosus with and without antiphospholipid antibody syndrome

…, S Kakeda, J Moriya, N Ohnari… - American Journal …, 2014 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Antiphospholipid syndrome may affect the incidence and
pathogenesis of cerebrovascular diseases in patients with systemic lupus erythematosus. …

Prediction of hard meningiomas: quantitative evaluation based on the magnetic resonance signal intensity

…, S Kakeda, J Yamamoto, S Ide, N Ohnari… - Acta …, 2016 - journals.sagepub.com
… The sites of hard meningiomas were the convexity (n = 5), the sphenoid ridge (n = 3), and
clivus (n = 1). The subtypes of the meningiomas included the following: five meningothelial …

Internal structures of the globus pallidus in patients with Parkinson's disease: evaluation with quantitative susceptibility mapping (QSM)

…, A Ogasawara, K Futatsuya, T Sato, N Ohnari… - European …, 2015 - Springer
Objectives The aim of this study was to assess the susceptibility change in medial and lateral
globus pallidus (GPm and GPl) related to age separately, using quantitative susceptibility …

Delineation of optic nerves and chiasm in close proximity to large suprasellar tumors with contrast-enhanced FIESTA MR imaging

…, J Yamamoto, R Watanabe, J Nishimura, N Ohnari… - Radiology, 2012 - pubs.rsna.org
… had no clinical symptoms (n = 7), (b) surgery was not performed due to the poor general
condition of the patient (n = 1), or (c) the tumor size did not satisfy the inclusion criteria (n = 7). …

Human subthalamic nucleus: evaluation with high-resolution MR imaging at 3.0 T

M Kitajima, Y Korogi, S Kakeda, J Moriya, N Ohnari… - Neuroradiology, 2008 - Springer
Introduction The purpose of this study was to compare the visibility of the normal subthalamic
nucleus (STN) between fast spin-echo T2-weighted (FSE T2-W) images and fast short …

Pitfalls of 3D FLAIR brain imaging: a prospective comparison with 2D FLAIR

S Kakeda, Y Korogi, Y Hiai, N Ohnari, T Sato, T Hirai - Academic radiology, 2012 - Elsevier
RATIONALE AND OBJECTIVES: To prospectively compare the image contrast of various
brain lesions on two-dimensional (2D) and three-dimensional (3D) fluid-attenuated inversion-…