Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Takamichi Murakami"'
Autor:
Munenobu Nogami, Tomonori Kanda, Feibi Zeng, Takako Kurimoto, Yoshiko Ueno, Takamichi Murakami, Keitaro Sofue, Kazuhiro Kubo
Publikováno v:
European Radiology
Objectives This study aimed to evaluate the diagnostic performance of the lung zero-echo time (ZTE) sequence in FDG PET/MRI for detection and differentiation of lung lesions in oncologic patients in comparison with conventional two-point Dixon-based
Autor:
Satoru Takahashi, Yoshiko Ueno, Tsutomu Tamada, Masato Fujisawa, Ken-ichi Harada, Nobuyuki Hinata, Yasuyo Urase, Keitaro Sofue, Takamichi Murakami
Publikováno v:
Br J Radiol
Objective: To evaluate the interreader agreement and diagnostic performance of the Prostate Imaging Reporting and Data System (PI-RADS) v. 2.1, in comparison with v. 2. Methods: Institutional review board approval was obtained for this retrospective
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::20c6578afdabae8def2fa1e8c46e1e18
https://europepmc.org/articles/PMC8978254/
https://europepmc.org/articles/PMC8978254/
Autor:
Osamu Maenishi, Masatoshi Hori, Peter Lamb, Norihisa Yada, Takamichi Murakami, Tomoko Hyodo, Masatoshi Kudo, Kosuke Sasaki, Minori Onoda, Teruhito Mochizuki
Publikováno v:
Radiology. 283:108-118
Purpose To assess the ability of fast-kilovolt-peak switching dual-energy computed tomography (CT) by using the multimaterial decomposition (MMD) algorithm to quantify liver fat. Materials and Methods Fifteen syringes that contained various proportio
Autor:
Takashi Oshima, Masahiro Okada, Masayuki Nakano, Akito Nozaki, Shigeo Takebayashi, Makoto Chuma, Kazushi Numata, Yoshiaki Inayama, Hiroyuki Fukuda, Hiromi Nihonmatsu, Katsuaki Tanaka, Masaaki Kondo, Shin Maeda, Takamichi Murakami, Manabu Morimoto
Publikováno v:
Abdominal Imaging. 40:2372-2383
We evaluated the use of tumor vessel patterns observed during arterial-phase contrast-enhanced ultrasonography (US) to differentiate regenerative nodules (RN) from early hepatocellular carcinoma (HCC) or high-grade dysplastic nodules (HGDN) in patien
Autor:
Masao Matsumoto, Takamichi Murakami, Yoshiyuki Asai, Yoshiaki Ozaki, Koji Yamada, Mika Yamamuro
Publikováno v:
Medicalbiological engineeringcomputing. 57(1)
Glandularity has a marked impact on the incidence of breast cancer and the missed lesion rate of mammography. The aim of this study was to develop a novel model for predicting glandularity and patient radiation dose using physical factors that are ea
Autor:
Tetsuya Wakayama, Tomoko Hyodo, Daisuke Nishiyama, Norihisa Yada, Takamichi Murakami, Kazushi Numata, Keizo Miyakoshi, Yuki Kagawa, Masahiro Okada
Publikováno v:
Abdominal Imaging. 39:694-701
To investigate optimal flip angle (FA) of three-dimensional fat-suppressed T1-weighted image on Gd-EOB-DTPA-enhanced MRI. Forty-five patients with 35 hepatocellular carcinomas (HCCs) and 16 liver metastases (METs) were investigated. Signal-to-noise r
Autor:
Yoshiyuki Watanabe, Kazunari Ishii, Hiroto Takahashi, Nobuo Kashiwagi, Noriyuki Tomiyama, Hisashi Tanaka, Takamichi Murakami
Publikováno v:
Clinical radiology. 72(2)
Aim To evaluate the performance of apparent diffusion coefficient (ADC) mapping compared with voxel-based morphometry and to demonstrate the clinical usefulness of ADC mapping in the diagnosis of Alzheimer's disease (AD). Materials and methods The st
Autor:
Mitsuru Matsuki, Kazunari Ishii, Chisa Hosokawa, Nobuo Kashiwagi, Tomoko Hyodo, Hiroto Takahashi, Takamichi Murakami, Ryuichiro Ashikaga
Publikováno v:
AJNR Am J Neuroradiol
BACKGROUND AND PURPOSE: Alzheimer disease is the most common neurodegenerative disorder with dementia, and a practical and economic biomarker for diagnosis of Alzheimer disease is needed. Three-dimensional arterial spin-labeling, with its high signal
Publikováno v:
Acta Radiologica. 54:869-875
Background While CT is widely used in medical practice, a substantial source of radiation exposure is associated with an increased lifetime risk of cancer. Therefore, concerns to dose reduction in CT examinations are increasing and an iterative recon
Autor:
Nobuo Kashiwagi, Kiyoshi Kawano, Yasuhiko Tomita, Noriyuki Tomiyama, Takaaki Chikugo, Kazunori Mori, Katsuyuki Nakanishi, Takamichi Murakami
Publikováno v:
Acta Radiologica. 53:303-306
Background Carcinoma ex pleomorphic adenoma (CXPA) is a rare aggressive epithelial malignancy arising from a primary or recurrent benign mixed tumor. Only a few case reports describing the radiologic features of CXPA have been published. Purpose To d