医用画像人工知能研究開発講座

2021

Semi-quantitative assessment optimized the grading of pulmonary aspiration on salivagram in children

Shao, F., Zhao, X., Toyama, H., Ichihara, T., Zhuang, H., Zhao, R., Kung, B. T., Ng, K. S., Zhang, Z. & Wu, H., 03-2021, In: Annals of Nuclear Medicine. 35, 3, p. 321-327 7 p.

研究成果: Article › 査読

2020

Measurement of effective renal plasma flow using model analysis of dynamic CT in the preoperative evaluation of the renal transplant donors

Kataoka, Y., Nishio, H., Matsukiyo, R., Kato, R., Hasegawa, M., Kenmochi, T., Shiroki, R., Toyama, H., Ichihara, T. & Kobayashi, S., 2020, In: Fujita medical journal. 6, 3, p. 73-80 8 p.

研究成果: Article › 査読

2019

Clinical utility of the normal database of ¹²³I-iodoamphetamine brain perfusion single photon emission computed tomography for statistical analysis using computed tomography-based attenuation correction: a multicenter study

Yamazaki, T., Inui, Y., Ichihara, T., Uno, M., Ota, S., Toyoda, A., Ishiguro, M., Kato, T., Ito, K. & Toyama, H., 01-11-2019, In: Annals of Nuclear Medicine. 33, 11, p. 835-841 7 p.

研究成果: Article › 査読

3 被引用数 (Scopus)

2018

CT-based attenuation correction and resolution compensation for I-123 IMP brain SPECT normal database: a multicenter phantom study

Inui, Y., Ichihara, T., Uno, M., Ishiguro, M., Ito, K., Kato, K., Sakuma, H., Okazawa, H. & Toyama, H., 01-06-2018, In: Annals of Nuclear Medicine. 32, 5, p. 311-318 8 p.

研究成果: Article › 査読

5 被引用数 (Scopus)

2016

New catheter-based calibration method for 2D X-ray angiography myocardial perfusion

Sakaguchi, T., Iwai, H., Nagae, R., Natsume, T., Ichihara, T. & Yagi, T., 01-01-2016, In: IEEJ Transactions on Electronics, Information and Systems. 136, 9, p. 1305-1311 7 p.

研究成果: Article › 査読

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

Ishida, M., Kitagawa, K., Ichihara, T., Natsume, T., Nakayama, R., Nagasawa, N., Kubooka, M., Ito, T., Uno, M., Goto, Y., Nagata, M. & Sakuma, H., 01-06-2016, In: Journal of Cardiovascular Computed Tomography. 10, 3, p. 207-214 8 p.

研究成果: Article › 査読

37 被引用数 (Scopus)

2015

A technique for quantitative measurement of myocardial blood flow using a combination of bolus tracking and time-registered helical multidetector CT angiography during adenosine stress

Ichihara, T., George, R. T., Mather, R., Lima, J. A. C. & Lardo, A. C., 2015, In: Fujita medical journal. 1, 1, p. 9-14 6 p.

研究成果: Article › 査読

Development of a method for automated and stable myocardial perfusion measurement using coronary X-ray angiography images

Sakaguchi, T., Ichihara, T., Natsume, T., Yao, J., Yousuf, O., Trost, J. C., Lima, J. A. C. & George, R. T., 29-06-2015, In: International Journal of Cardiovascular Imaging. 31, 5, p. 905-914 10 p.

研究成果: Article › 査読

5 被引用数 (Scopus)

Evaluation of ⁸⁵Sr/⁸⁹Sr spect using SPECT/CT system

Ota, S., Toyama, H., Uno, M., Ishiguro, M., Natsume, T., Yokoyama, S. & Ichihara, T., 2015, In: Japanese Journal of Clinical Radiology. 60, 2, p. 304-310 7 p.

研究成果: Article › 査読

Theoretical considerations in measurement of time discrepancies between input and myocardial time-signal intensity curves in estimates of regional myocardial perfusion with first-pass contrast-enhanced MRI

Natsume, T., Ishida, M., Kitagawa, K., Nagata, M., Sakuma, H. & Ichihara, T., 11-2015, In: Magnetic Resonance Imaging. 33, 9, p. 1059-1065 7 p., 8392.

研究成果: Article › 査読

1 被引用数 (Scopus)

2014

⁸⁹Sr bremsstrahlung single photon emission computed tomography using a gamma camera for bone metastases

Ota, S., Uno, M., Kato, M., Ishiguro, M., Natsume, T., Kikukawa, K., Tadokoro, M., Ichihara, T. & Toyama, H., 02-2014, In: Annals of Nuclear Medicine. 28, 2, p. 112-119 8 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

Development of a theory for generating regional cardiac perfusion images during coronary angiography in the coronary angiography lab

Sakaguchi, T., Ichihara, T., Trost, J. C., Yousuf, O., Lima, J. A. C., Yao, J. & George, R. T., 01-2014, In: International Journal of Cardiovascular Imaging. 30, 1, p. 9-19 11 p.

研究成果: Article › 査読

4 被引用数 (Scopus)

2011

A trial of⁸⁹Sr bremsstrahlung SPECT

Ota, S., Toyama, H., Uno, M., Kato, M., Ishiguro, M., Natsume, T., Ito, F., Kikukawa, K., Tadokoro, M., Ichihara, T. & Katada, K., 05-2011, In: Kakuigaku. 48, 2, p. 101-107 7 p.

研究成果: Article › 査読

4 被引用数 (Scopus)

Quantification of myocardial blood flow using model based analysis of first-pass perfusion MRI: Extraction fraction of Gd-DTPA varies with myocardial blood flow in human myocardium

Ishida, M., Ichihara, T., Nagata, M., Ishida, N., Takase, S., Kurita, T., Ito, M., Takeda, K. & Sakuma, H., 11-2011, In: Magnetic Resonance in Medicine. 66, 5, p. 1391-1399 9 p.

研究成果: Article › 査読

28 被引用数 (Scopus)

Quantitative analysis of first-pass contrast-enhanced myocardial perfusion multidetector CT using a Patlak plot method and extraction fraction correction during adenosine stress

Ichihara, T., George, R. T., Silva, C., Lima, J. A. C. & Lardo, A. C., 02-2011, In: IEEE Transactions on Nuclear Science. 58, 1 PART 1, p. 133-138 6 p., 5654617.

研究成果: Article › 査読

8 被引用数 (Scopus)

2010

A method for reconstructing the arterial input function during helical CT: Implications for myocardial perfusion distribution imaging

George, R. T., Ichihara, T., Lima, J. A. C. & Lardo, A. C., 01-05-2010, In: Radiology. 255, 2, p. 396-404 9 p.

研究成果: Article › 査読

26 被引用数 (Scopus)

2009

Quantitative analysis of first-pass contrast-enhanced myocardial perfusion MRI using a Patlak plot method and blood saturation correction

Ichihara, T., Ishida, M., Kitagawa, K., Ichikawa, Y., Natsume, T., Yamaki, N., Maeda, H., Takeda, K. & Sakuma, H., 08-2009, In: Magnetic Resonance in Medicine. 62, 2, p. 373-383 11 p.

研究成果: Article › 査読

45 被引用数 (Scopus)

Quantitative assessment of regional systolic and diastolic functions and temporal heterogeneity of myocardial contraction in patients with myocardial infarction using cine magnetic resonance imaging and Fourier fitting

Natsume, T., Amano, T., Takehara, Y., Ichihara, T., Takeda, K. & Sakuma, H., 12-2009, In: Magnetic Resonance Imaging. 27, 10, p. 1440-1446 7 p.

研究成果: Article › 査読

7 被引用数 (Scopus)

2006

Multidetector Computed Tomography Myocardial Perfusion Imaging During Adenosine Stress

George, R. T., Silva, C., Cordeiro, M. A. S., DiPaula, A., Thompson, D. R., McCarthy, W. F., Ichihara, T., Lima, J. A. C. & Lardo, A. C., 04-07-2006, In: Journal of the American College of Cardiology. 48, 1, p. 153-160 8 p.

研究成果: Article › 査読

Open Access

241 被引用数 (Scopus)

2002

Differences in fatty acid metabolic disorder between ischemic myocardium and doxorubicin-induced myocardial damage: Assessment using BMIPP dynamic SPECT with analysis by the Rutland method

Kitagawa, K., Takeda, K., Saito, K., Okamoto, S., Makino, K., Maeda, H. & Ichihara, T., 01-10-2002, In: Journal of Nuclear Medicine. 43, 10, p. 1286-1294 9 p.

研究成果: Article › 査読

15 被引用数 (Scopus)

2001

Binding rate constant of Tc-99m DTPA galactosyl human serum albumin measured by quantitative dynamic SPECT - Clinical evaluation as a total and regional liver function test

Yamakado, K., Matsumura, K., Takashiba, Y., Nakatsuka, A., Kitano, T., Ichihara, T., Maeda, H., Takase, K. & Takeda, K., 2001, In: Annals of Nuclear Medicine. 15, 3, p. 191-198 8 p.

研究成果: Article › 査読

6 被引用数 (Scopus)

2000

Detection of doxorubicin cardiotoxicity by using iodine-123 BMIPP early dynamic SPECT: Quantitative evaluation of early abnormality of fatty acid metabolism with the Rutland method

Saito, K., Takeda, K., Okamoto, S., Okamoto, R., Makino, K., Tameda, Y., Nomura, Y., Maeda, H., Ichihara, T. & Nakano, T., 11-2000, In: Journal of Nuclear Cardiology. 7, 6, p. 553-561 9 p.

研究成果: Article › 査読

24 被引用数 (Scopus)

1999

Feasibility of simultaneous stress ^99mTc-sestamibi/rest ²⁰¹Tl dual-isotope myocardial perfusion SPECT in the detection of coronary artery disease

Nakamura, M., Takeda, K., Ichihara, T., Motomura, N., Shimizu, H., Saito, Y., Nomura, Y., Isaka, N., Konishi, T. & Nakano, T., 06-1999, In: Journal of Nuclear Medicine. 40, 6, p. 895-903 9 p.

研究成果: Article › 査読

19 被引用数 (Scopus)

Practical compensation method of downscattered component due to high energy photon in ¹²³I imaging

Motomura, N., Ichihara, T., Takayama, T., Aoki, S., Kubo, H. & Takeda, K., 1999, In: Kakuigaku. 36, 9, p. 997-1005 9 p.

研究成果: Article › 査読

12 被引用数 (Scopus)

1998

Application of transmission scan-based attenuation compensation to scatter-corrected thallium-201 myocardial single-photon emission tomographic images

Hashimoto, J., Ogawa, K., Kubo, A., Ichihara, T., Motomura, N., Takayama, T., Iwanaga, S., Mitamura, H. & Ogawa, S., 1998, In: European Journal of Nuclear Medicine. 25, 2, p. 120-127 8 p.

研究成果: Article › 査読

22 被引用数 (Scopus)

Increased lung uptake of iodine-123-MIBG in diabetics with sympathetic nervous dysfunction

Murashima, S., Takeda, K., Matsumura, K., Yamakado, K., Sakuma, H., Kitano, T., Nakagawa, T., Ichihara, T., Yamakado, T. & Murata, K., 02-1998, In: Journal of Nuclear Medicine. 39, 2, p. 334-338 5 p.

研究成果: Article › 査読

25 被引用数 (Scopus)

Ultra high resolution pinhole SPECT for small animal study

Ogawa, K., Kawade, T., Nakamura, K., Kubo, A. & Ichihara, T., 1998, In: IEEE Transactions on Nuclear Science. 45, 6, p. 3122-3126 5 p.

研究成果: Article › 査読

62 被引用数 (Scopus)

1997

Development of a lead x-ray compensation method in simultaneous tl-201 spect & tc-99m tct using a flood source

Motomura, N., Ichihara, T., Hasegawa, H., Ogawa, K., Hashimoto, J. & Kubo, A., 1997, In: IEEE Transactions on Nuclear Science. 44, 6 PART 2, p. 2459-2464 6 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

Estimation of scattered photons in gamma ray transmission CT using Monte Carlo simulations

Ogawa, K., Kawamura, Y., Kubo, A. & Ichihara, T., 1997, In: IEEE Transactions on Nuclear Science. 44, 3 PART 2, p. 1225-1230 6 p.

研究成果: Article › 査読

6 被引用数 (Scopus)

Quantitative analysis of scatter- and attenuation-compensated dynamic single-photon emission tomography for functional hepatic imaging with a receptor-binding radiopharmaceutical

Ichihara, T., Maeda, H., Yamakado, K., Motomura, N., Matsumura, K., Takeda, K. & Nakagawa, T., 1997, In: European Journal of Nuclear Medicine. 24, 1, p. 59-67 9 p.

研究成果: Article › 査読

20 被引用数 (Scopus)

Scatter and attenuation correction in technetium-99m brain SPECT

Hashimoto, J., Kubo, A., Ogawa, K., Amano, T., Fukuuchi, Y., Motomura, N. & Ichihara, T., 01-1997, In: Journal of Nuclear Medicine. 38, 1, p. 157-162 6 p.

研究成果: Article › 査読

41 被引用数 (Scopus)

1994

Exercise and rest myocardial scintigraphy with ²⁰¹TlCl/^99mTc-MIBI dual energy acquisition using triple-energy window scatter correction

Hashimoto, J., Matsuda, M., Sammiya, T., Nakamura, K., Tsukatani, Y., Kubo, A., Ogawa, K., Takahashi, E., Mitamura, H., Handa, S., Ogawa, S. & Ichihara, T., 1994, In: Kakuigaku. 31, 11, p. 1365-1372 8 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

1993

Compton scatter compensation using the triple-energy window method for single- and dual-isotope SPECT

Ichihara, T., Ogawa, K., Motomura, N., Kubo, A. & Hashimoto, S., 1993, In: Journal of Nuclear Medicine. 34, 12, p. 2216-2221 6 p.

研究成果: Article › 査読

264 被引用数 (Scopus)

High spatial resolution reconstruction technique for spect using a fan-beam collimator

Ichihara, T., Nambu, K. & Motomura, N., 08-1993, In: IEEE Transactions on Nuclear Science. 40, 4, p. 1149-1157 9 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

1991

A Practical Method for Position-Dependent Compton-Scatter Correction in Single Photon Emission CT

Ogawa, K., Harata, Y., Ichihara, T., Kubo, A. & Hashimoto, S., 09-1991, In: IEEE Transactions on Medical Imaging. 10, 3, p. 408-412 5 p.

研究成果: Article › 査読

488 被引用数 (Scopus)

The influence of the time activity variation on dynamic SPECT images in camera based SPECT

Maeda, H., Takeda, K., Matsumura, K., Nakagawa, T., Kitano, T., Ejiri, K., Kondou, T., Takeuchi, A., Toyama, H., Takeshita, G., Koga, S. & Ichihara, T., 1991, In: Kakuigaku. 28, 1, p. 27-34 8 p.

研究成果: Article › 査読

5 被引用数 (Scopus)

1990

Estimation of scatter component in SPECT planar image using a Monte Carlo method

Ogawa, K., Harata, Y., Ichihara, T., Kubo, A. & Hashimoto, S., 1990, In: Kakuigaku. 27, 5, p. 467-476 10 p.

研究成果: Article › 査読

10 被引用数 (Scopus)

Serial change of ¹²³I-Metaiodobenzylguanidine (MIBG) myocardial concentration in patients with dilated cardiomyopathy

Yamakado, K., Takeda, K., Kitano, T., Nakagawa, T., Futagami Konishi, Y. T., Hamada, M., Nakano, T. & Ichihara, T., 1990, In: Kakuigaku. 27, 7, p. 703-708 6 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

医用画像人工知能研究開発講座

研究成果

検索結果