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Academic Organization	Academic Assembly　School of Medicine and Health Sciences　Institute of Medicine	TEL	0263-37-2650
Education and Research Organization	School of Medicine　Department of Radiology	FAX	0263-37-3087
Position	Associate Professor	Mail Address	a_yamada＠shinshu-u.ac.jp
Address	Asahi 3-1-1 Matsumoto, Nagano	Web site	http://www.shinshu-u.ac.jp/faculty/medicine/chair/i-hosha/index.html

Profile

Research Field: Radiation science
Medical systems
Keywords:Diagnostic Radiology , Abdominal Imaging , Interventional Radiology , Computer Assisted Radiology , Functional Imaging , CAD , IVR

Current Subject: Development of an objective diagnostic algorithms for the liver diseases using quantitative MR imaging biomarkers
Keywords:MRI , Liver diseases , Quantitative imaging biomarker , Artificial Intelligence , Machine learning , 2019-2021
Measurement of segmental liver reserve with use of functional imaging.
Keywords:functional imaging , segmental liver reserve , 2011-2013 , To estimate segmental liver reserve with use of organ specific MR contrast media.

Academic Background: Degree
Doctor of Medical Science , Shinshu University, Japan

Awards: 2015 , Annals of Nuclear Medicine Frequently Cited Paper
2011 , Certificate of Merit

Research Career: Overseas Education
2009-2010 , The University of Chicago

Research

Books, Articles, etc.: Books
Quantitative Evaluation of Liver Function Within MR Imaging., Abdomen and thoracic imaging: an engineering & clinical perspective
Springer 2014
Author:Yamada A

Articles
Deep learning promotes B-mode ultrasound screening for focal liver lesions.
EBioMedicine,56:102814 2020
Author:Yamada A

Correlation of pancreatic T1 values using modified Look-Locker inversion recovery sequence (MOLLI) with pancreatic exocrine and endocrine function.
Journal of Clinical Medicine,9:1805 2020
Author:Ashihara N, Watanabe T, Kako S, Kuraishi Y, Ozawa M, Shigefuji S, Kanai K, Usami Y, Yamada A, Umemura T, Fujinaga Y

Usefulness of breath-hold compressed sensing accelerated three-dimensional magnetic resonance cholangiopancreatography (MRCP) added to respiratory-gating conventional MRCP
EUROPEAN JOURNAL OF RADIOLOGY,122 2020
Author:Tokoro, Hirokazu; Yamada, Akira; Suzuki, Takeshi; Kito, Yoshihiro; Adachi, Yasuo; Hayashihara, Hayato; Nickel, Marcel D.; Maruyama, Katsuya; Fujinaga, Yasunari;
Keywords:liver;function;pharmacokinetics;gadoxetate;MRI

Dynamic contrast-enhanced computed tomography diagnosis of primary liver cancers using transfer learning of pretrained convolutional neural networks: Is registration of multiphasic images necessary?
INTERNATIONAL JOURNAL OF COMPUTER ASSISTED RADIOLOGY AND SURGERY,14(8):1295-1301 2019
Author:Yamada, Akira; Oyama, Kazuki; Fujita, Sachie; Yoshizawa, Eriko; Ichinohe, Fumihito; Komatsu, Daisuke; Fujinaga, Yasunari;

Improvement in radiological reading efficiency and residents' education and clinical contribution using the modified reading system "Triage Reader"
JAPANESE JOURNAL OF RADIOLOGY,36(11):649-660 2018
Author:Yamada, Akira; Okajima, Yukinori; Yoshizawa, Eriko; Fukamatsu, Fumiaki; Mitsui, Takayuki; Suzuki, Takeshi; Ichinohe, Fumihito; Oyama, Kazuki; Todoroki, Keisuke; Maehara, Mana; Aonuma, Takanori; Nonaka, Tomofumi; Fujinaga, Yasunari; Kadoya, Masumi;

Compartment model analysis of intravenous contrast-enhanced dynamic computed tomography in hepatic hemodynamics: A validation study using intra-arterial contrast-enhanced computed tomography
HEPATOLOGY RESEARCH,48(10):829-838 2018
Author:Komatsu, Daisuke; Yamada, Akira; Suzuki, Takeshi; Kurozumi, Masahiro; Fujinaga, Yasunari; Ueda, Kazuhiko; Kadoya, Masumi;

Evaluation of hemodynamic imaging findings of hypervascular hepatocellular carcinoma: comparison between dynamic contrast-enhanced magnetic resonance imaging using radial volumetric imaging breath-hold examination with k-space-weighted image contrast reconstruction and dynamic computed tomography during hepatic arteriography
JAPANESE JOURNAL OF RADIOLOGY,36(4):295-302 2018
Author:Kurozumi, Masahiro; Fujinaga, Yasunari; Kitou, Yoshihiro; Yamada, Akira; Ohya, Ayumi; Adachi, Yasuo; Tsukahara, Yoshinori; Nickel, Marcel D.; Maruyama, Katsuya; Uehara, Takeshi; Miyagawa, Shin-ichi; Kadoya, Masumi;

Evaluation of splenic perfusion and spleen size using dynamic computed tomography: Usefulness in assessing degree of liver fibrosis
HEPATOLOGY RESEARCH,48(1):87-93 2018
Author:Suzuki, Takeshi; Yamada, Akira; Komatsu, Daisuke; Kurozumi, Masahiro; Fujinaga, Yasunari; Ueda, Kazuhiko; Miyagawa, Shinichi; Kadoya, Masumi;

Quantitative estimation of progression of chronic liver disease using gadoxetate disodium-enhanced magnetic resonance imaging
Hepatology Research,48:735-745 2018
Author:Yamada A, Fujinaga Y, Suzuki T, Komatsu D, Kitoh Y, Iwadate Y, Nozaki A, Ueda K, Kadoya M

Improvement in radiological reading efficiency and residents' education and clinical contribution using the modified reading system "Triage Reader"
Jpn J Radiol,36(11):649-660 2018
Author:Yamada A, Okajima Y, Yoshizawa E, Fukamatsu F, Mitsui T, Suzuki T, Ichinohe F, Oyama K, Todoroki K, Maehara M, Aonuma T, Nonaka T, Fujinaga Y, Kadoya M

Evaluation of user input methods for manipulating a tablet personal computer in sterile technique
Int J CARS,12:718-722 2017
Author:Yamada A, Komatsu D, Suzuki T, Kurozumi M, Fujinaga Y, Ueda K, Kadoya M

Neuroendocrine tumor of the common bile duct.
Surgery,160:525-526 2016
Author:Hosoda K, Kobayashi A, Shimizu A, Kitagawa N, Ito T, Yamada A, Miyagawa S

Biliary tract variations of the left liver with special reference to the left medial sectional bile duct in 500 patients.
Am J Surg,210:351-356 2015
Author:Furusawa N, Kobayashi A, Yokoyama T, Shimizu A, Motoyama H, Kanai K, Arakura N, Yamada A, Kitou Y, Miyagawa S

Features of acute liver congestion on gadoxetate disodium-enhanced MRI in a rat model: Role of organic anion-transporting polypeptide 1A1.
J Magn Reson Imaging,42:828-836 2015
Author:Shimizu A, Kobayashi A, Motoyama H, Sakai H, Yamada A, Yoshizawa A, Momose M, Kadoya M, Miyagawa S.

Radial volumetric imaging breath-hold examination (VIBE) with k-space weighted image contrast (KWIC) for dynamic gadoxetic acid (Gd-EOB-DTPA)-enhanced MRI of the liver: advantages over Cartesian VIBE in the arterial phase
EUROPEAN RADIOLOGY,24(6):1290-1299 2014
Author:Fujinaga, Y; Ohya, A; Tokoro, H; Yamada, A; Ueda, K; Ueda, H; Kitou, Y; Adachi, Y; Shiobara, A; Tamaru, N; Nickel, MD; Maruyama, K; Kadoya, M

Hepatic infarction complicated with acute pancreatitis precisely diagnosed with gadoxetate disodium-enhanced magnetic resonance imaging
Intern Med,53:2215-2221 2014
Author:Maruyama M, Yamada A, Kuraishi Y, Shibata S, Fukuzawa S, Yamada S, Arakura N, Tanaka E, Kadoya M, Kawa S

Quantitative Evaluation of Liver Function within MR Imaging
OMICS Journal of Radiology,1:e109 2012
Author:Yamada, A

Quantitative evaluation of liver function with use of Gadoxetate disodium-enhanced MR Imaging
Radiology,260(3):727 2011
Author:Akira Yamada, Takeshi Hara, Feng Li, Yasunari Fujinaga, Kazuhiko Ueda, Masumi Kadoya, Kunio Doi

Gigantic bronchial artery aneurysm treated with transcatheter arterial embolization: a case report.
Angiology,59:757-760 2009
Author:Yajima N, Tsutsui H, Yoshioka T, Kasai H, Tomita T, Kumazaki S, Koyama J, Yazaki Y, Kinoshita O, Yamada A, Ueda K, Kadoya M, Amano J, Ikeda U

Usefulness of 67Ga SPECT and integrated low-dose CT scanning (SPECT/CT) in the diagnosis of cardiac sarcoidosis.
Ann Nucl Med,21:545-551 2007
Author:Momose M, Kadoya M, Koshikawa M, Matsushita T, Yamada A

Serial assessment of left ventricular function in various patient groups with Tl-201 gated myocardial perfusion SPECT.
Radiat Med,25:65-72 2006
Author:Wei L, Kadoya M, Momose M, Kurozumi M, Matsushita T, Yamada A

Evaluation of 2-deoxy-2-[18F]fluoro-D-glucose positron emission tomography in gastric carcinoma: relation to histological subtypes, depth of tumor invasion, and glucose transporter-1 expression.
Ann Nucl Med,20(9):358 2006
Author:Akira Yamada, Kazuhiro Oguchi, Mana Fukushima, Yutaka Imai, Masumi Kadoya

Evaluation of central nervous system involvement in nasal lymphomas.
Nihon Igaku Hoshasen Gakkai Zasshi,61:342-346 2001
Author:Shikama N, Oguchi M, Sasaki S, Shinoda A, Nishikawa A, Arakawa K, Koiwai K, Mochizuki K, Yamada A, Watanabe T, Kadoya M

Presentations
Quantitative evaluation of liver function with use of MR imaging. " ICMRI (Seoul)
2019
Presenter:Yamada A

Virtual dynamic contrast-enhanced CT (vDCE-CT): a novel method for quantification of tissue perfusion and reconstruction of DCT-CT image at temporal window using routine abdominal DCE-CT protocol.
RSNA 2019
Presenter:Yamada A

Dynamic contrast-enhanced CT diagnosis of primary liver cancers using transfer learning of pre-trained convolutional neural network: Is manual registration of multi-phasic images by radiologists needed?
Computer Assisted Radiology Surgery 2019
Presenter:Yamada A

Alternative linear-processing method for calculating parameters of the liver from multi-frequency MR elastograms.
ISMRM 27th Annual Meeting & Exhibition 2019
Presenter:Yamada A

Automatic determination of optimal point for reproducible liver stiffness measurement in MR elastography with use of optical flow estimation of phase images.
European Congress of Radiology 2019
Presenter:Yamada A

Evaluation of T1 measurement methods of the liver in chronic liver disease." ECR (Vienna)
2018
Presenter:Yamada A

A paradoxical systemic bias in Gd-EOB-DTPA-enhanced T1 relaxometry of the liver: a comparison of SMART1Map and MOLLI." ISMRM (Honolulu)
2017
Presenter:Yamada A

Intrahepatic cholangiocarcinoma and combined HCC/CCC in cirrhotic patient: how to diagnose? " RSNA (Chicago)
2016
Presenter:Yamada A

Differential diagnosis of difficult cases." APLIS (Beiging)
2016
Presenter:Yamada A

The liver-to-spleen enhancement difference normalized by phantoms (LSED_NP20): a new signal-intensity-based index for hepatocellular uptake function of the liver easily available in clinical practice using Gd-EOB-DTPA-enhanced MR imaging." ESGAR (Prague)
2016
Presenter:Yamada A

The change and interrelation of quantitative hepatic MR imaging biomarkers in the course of chronic hepatitis." ISMRM (Singapore)
2016
Presenter:Yamada A

Role for EOB MRI for liver function." ICMRI (Seoul)
2016
Presenter:Yamada A

Quantification of liver function by MRI". Catholic Medical Center International Radiology Symposium 2015 (Seoul)
2016
Presenter:Yamada A

Quantification of liver function by MRI". Catholic Medical Center International Radiology Symposium 2015 (Seoul)
2015
Presenter:Yamada A

Quantitative estimation of peak enhancement time and density of aorta from a single phase contrast-enhanced abdominal CT
ACAR2015 2015
Presenter:Yamada A, Ueda K, Suzuki T, Tabata K, Komatsu M, Komatsu D, Yanagisawa S, Kurozumi M, Fujinaga Y, Kadoya M

Texture analysis of non-enhanced and Gadoxetate disodium-enhanced MR imaged of the lover: A comparison with histological grade of liver fibrosis
RSNA 2014 2014
Presenter:Yamada A

Compartment model analysis (CMA) of hemodynamics in hepatocellular carcinoma with use of single-level dynamic CT during hepatic arteriography (SLD-CTHA): A comparison with outcome of trans-arterial chemo-embolization (TACE)
The 15th Asian Oceanian Congress of Radiology 2014
Presenter:Yamada A, Ueda K, Tsukahara Y, Ohya A, Yanagisawa S, Matsushita T, Kurozumi K, Fujinaga Y, Kadoya M

Computer-assisted identification of feeding arteries during selective transarterial chemoembolization of hepatocelluar carcinoma using CT during hepatic angiography and region growing technique
Computer Assisted Radiology 28th International Congress and Exhibition 2014
Presenter:Yamada A, Ueda K, Yanagisawa S, Kurozumi M, Fujinaga Y, Kadoya M

Quantitative prediction of histological grade of hepatocellular carcinoma by nonlinear compartment model analysis of gadoxetate disodium-enhanced MR imaging
ESGAR2014 2014
Presenter:Yamada A, Ueda K, Yanagisawa S, Kurozumi M, Fujinaga Y, Maruyama K, Kadoya M

Quantitative evaluation of segmental liver reserve with use of gadoxetate disodium-enhanced MR imaging." 65th Annual congress of the Korean surgical society (Seoul)
2013
Presenter:Yamada A

Quantitative evaluation of hepatocellular uptake function with use of gadolinium disodium-enhanced MR imaging: comparison of dynamic pharmacokinetic analysis and static signal intensity analysis
ESGAR 2013 2013
Presenter:Yamada A, Yanagisawa S, Kurozumi M, Fujinaga Y, et al

Computerized Estimation of Segmental Liver Reserve after Transcatheter Arterial Chemoembolization by Use of Gadoxetate Disodium-enhanced MR imaging." RSNA (Chicago)
2011
Presenter:Yamada A

Computerized Analysis of Liver Function Using Gadoxetate Disodium-enhanced MR Imaging." RSNA (Chicago)
2010
Presenter:Yamada A

Quantitative Evaluation of Segmental Liver Reserve after Transcatheter Arterial Chemoembolization by Use of Gadoxetate Disodium-enhanced MR imaging." RSNA (Chicago)
2010
Presenter:Yamada A

Quantitative evaluation of liver function using gadoxetate disodium (Gd-EOB-DTPA) enhanced MR imaging." SPIE Medical Imaging (San Diego)
2010
Presenter:Yamada A

“The Usefulness of Image Processing Technique Based on Additive Color Mixture Principle: Application to Dynamic MR Imaging in the Detection of Prostate Cancer within Post Biopsy Change.”, RSNA 94th Scientific Assembly and Annual Meeting (Chicago)
2008
Presenter:Yamada A

Shinshu University Researcher Directory

YAMADA Akira

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YAMADA　Akira