Research output per year
Research output per year
- 30 results
Search results
-
2021
Compressed sensing and deep learning reconstruction for women's pelvic MRI denoising: Utility for improving image quality and examination time in routine clinical practice
Ueda, T., Ohno, Y., Yamamoto, K., Iwase, A., Fukuba, T., Hanamatsu, S., Obama, Y., Ikeda, H., Ikedo, M., Yui, M., Murayama, K. & Toyama, H., 01-2021, In: European journal of radiology. 134, 109430.Research output: Contribution to journal › Article › peer-review
Open Access35 Citations (Scopus) -
Compressed sensing and parallel imaging accelerated T2 FSE sequence for head and neck MR imaging: Comparison of its utility in routine clinical practice
Ikeda, H., Ohno, Y., Murayama, K., Yamamoto, K., Iwase, A., Fukuba, T. & Toyama, H., 02-2021, In: European journal of radiology. 135, 109501.Research output: Contribution to journal › Article › peer-review
10 Citations (Scopus) -
Cortical Blood Flow Insufficiency Scores with Computed Tomography Perfusion can Predict Outcomes in Aneurysmal Subarachnoid Hemorrhage Patients: A Cohort Study
Tanabe, J., Nakahara, I., Matsumoto, S., Suyama, Y., Morioka, J., Oda, J., Hasebe, A., Suzuki, T., Watanabe, S., Suyama, K., Ohta, T., Murayama, K. & Hirose, Y., 06-2021, In: Neurocritical Care. 34, 3, p. 946-955 10 p.Research output: Contribution to journal › Article › peer-review
4 Citations (Scopus) -
Deep learning-based and hybrid-type iterative reconstructions for CT: comparison of capability for quantitative and qualitative image quality improvements and small vessel evaluation at dynamic CE-abdominal CT with ultra-high and standard resolutions
Matsukiyo, R., Ohno, Y., Matsuyama, T., Nagata, H., Kimata, H., Ito, Y., Ogawa, Y., Murayama, K., Kato, R. & Toyama, H., 02-2021, In: Japanese journal of radiology. 39, 2, p. 186-197 12 p.Research output: Contribution to journal › Article › peer-review
16 Citations (Scopus) -
Diploic veins as collateral venous pathways in patients with dural venous sinus invasion by meningiomas
Yamashiro, K., Muto, J., Wakako, A., Murayama, K., Kojima, D., Omi, T., Adachi, K., Hasegawa, M. & Hirose, Y., 06-2021, In: Acta Neurochirurgica. 163, 6, p. 1687-1696 10 p.Research output: Contribution to journal › Article › peer-review
11 Citations (Scopus) -
Functional Assessment of Lung Cancer and Nodules
Ohno, Y., Koyama, H., Murayama, K. & Yoshikawa, T., 2021, Medical Radiology. Springer Science and Business Media Deutschland GmbH, p. 259-297 39 p. (Medical Radiology).Research output: Chapter in Book/Report/Conference proceeding › Chapter
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Inspiratory/expiratory xenon-enhanced area-detector CT: Capability for quantitative assessment of lung ventilation changes in surgically treated non-small cell lung cancer patients
Ohno, Y., Fujisawa, Y., Yoshikawa, T., Takenaka, D., Koyama, H., Hattori, H., Murayama, K., Fujii, K., Sugihara, N. & Toyama, H., 03-2021, In: European journal of radiology. 136, 109574.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
Machine learning for lung CT texture analysis: Improvement of inter-observer agreement for radiological finding classification in patients with pulmonary diseases
Ohno, Y., Aoyagi, K., Takenaka, D., Yoshikawa, T., Ikezaki, A., Fujisawa, Y., Murayama, K., Hattori, H. & Toyama, H., 01-2021, In: European journal of radiology. 134, 109410.Research output: Contribution to journal › Article › peer-review
Open Access14 Citations (Scopus) -
Objective and quantitative evaluation of angiographic vascularity in meningioma: parameters of dynamic susceptibility contrast-perfusion-weighted imaging as clinical indicators of preoperative embolization
Adachi, K., Murayama, K., Hayakawa, M., Hasegawa, M., Muto, J., Nishiyama, Y., Ohba, S. & Hirose, Y., 10-2021, In: Neurosurgical Review. 44, 5, p. 2629-2638 10 p.Research output: Contribution to journal › Article › peer-review
6 Citations (Scopus) -
2020
Factors associated with silent cerebral events during atrial fibrillation ablation in patients on uninterrupted oral anticoagulation
Harada, M., Motoike, Y., Nomura, Y., Nishimura, A., Koshikawa, M., Murayama, K., Ohno, Y., Watanabe, E., Ozaki, Y. & Izawa, H., 01-11-2020, In: Journal of Cardiovascular Electrophysiology. 31, 11, p. 2889-2897 9 p.Research output: Contribution to journal › Article › peer-review
6 Citations (Scopus) -
Primary spinal intramedullary Ewing-like sarcoma harboring CIC-DUX4 translocation: a similar cytological appearance as its soft tissue counterpart but no lobulation in association with desmoplastic stroma
Yamada, S., Muto, J., De Leon, J. C. A., Kumai, T., Ito, K., Murayama, K., Hama, N., Nakano, Y., Satomi, K., Arai, Y., Shibata, T., Inoue, T., Nobusawa, S., Ichimura, K., Hirose, Y. & Abe, M., 01-07-2020, In: Brain tumor pathology. 37, 3, p. 111-117 7 p.Research output: Contribution to journal › Article › peer-review
10 Citations (Scopus) -
Superficial Siderosis of the Central Nervous System Caused by Glioneuronal Tumor: A Case Report and Literature Review
Teranishi, T., Ohba, S., Kawazoe, Y., Adachi, K., Murayama, K., Yamada, S., Abe, M., Hasegawa, M. & Hirose, Y., 01-07-2020, In: Neurology India. 68, 4, p. 894-896 3 p., 293458.Research output: Contribution to journal › Article › peer-review
1 Citation (Scopus) -
2019
An epilepsy-associated glioneuronal tumor with mixed morphology harboring FGFR1 mutation
Yamada, S., Nobusawa, S., Yamazaki, T., Teranishi, T., Watanabe, S., Murayama, K., Ohba, S., Okabe, A., Sakurai, K., Urano, M., Tsukamoto, T., Yokoo, H., Hirose, Y. & Abe, M., 2019, In: Pathology International. 69, 6, p. 372-377 6 p.Research output: Contribution to journal › Article › peer-review
6 Citations (Scopus) -
Clinical and Radiographic Features for Differentiating Solitary Fibrous Tumor/Hemangiopericytoma From Meningioma
Ohba, S., Murayama, K., Nishiyama, Y., Adachi, K., Yamada, S., Abe, M., Hasegawa, M. & Hirose, Y., 10-2019, In: World Neurosurgery. 130, p. e383-e392Research output: Contribution to journal › Article › peer-review
17 Citations (Scopus) -
c-Met Expression Is a Useful Marker for Prognosis Prediction in IDH-Mutant Lower-Grade Gliomas and IDH-Wildtype Glioblastomas
Ohba, S., Yamada, Y., Murayama, K., Sandika, E., Sasaki, H., Yamada, S., Abe, M., Hasegawa, M. & Hirose, Y., 06-2019, In: World Neurosurgery. 126, p. e1042-e1049Research output: Contribution to journal › Article › peer-review
8 Citations (Scopus) -
Initial clinical experience of a prototype ultra-high-resolution CT for assessment of small intracranial arteries
Nagata, H., Murayama, K., Suzuki, S., Watanabe, A., Hayakawa, M., Saito, Y., Katada, K. & Toyama, H., 19-04-2019, In: Japanese journal of radiology. 37, 4, p. 283-291 9 p.Research output: Contribution to journal › Article › peer-review
15 Citations (Scopus) -
Magnetic Resonance Imaging and Proton Magnetic Resonance Spectroscopy for Differentiating Between Enhanced Gliomas and Malignant Lymphomas
Ohba, S., Murayama, K., Abe, M., Hasegawa, M. & Hirose, Y., 07-2019, In: World Neurosurgery. 127, p. e779-e787Research output: Contribution to journal › Article › peer-review
8 Citations (Scopus) -
2018
Novel Application of Time-Spatial Labeling Inversion Pulse Magnetic Resonance Imaging for Diagnosis of External Hydrocephalus
Nakae, S., Murayama, K., Adachi, K., Kumai, T., Abe, M. & Hirose, Y., 01-2018, In: World Neurosurgery. 109, p. 197-201 5 p.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
Reliability of diagnosing acute ischemic cerebrovascular on magnetic resonance imaging disorders using iPads
Hattori, H., Kuwayama, Y., Inui, Y., Murayama, K., Hayakawa, M., Ito, S. & Toyama, H., 01-12-2018, In: Japanese journal of radiology. 36, 12, p. 726-735 10 p.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
2017
MR neurography for the evaluation of CIDP
Ishikawa, T., Asakura, K., Mizutani, Y., Ueda, A., Murate, K. I., Hikichi, C., Shima, S., Kizawa, M., Komori, M., Murayama, K., Toyama, H., Ito, S. & Mutoh, T., 01-04-2017, In: Muscle and Nerve. 55, 4, p. 483-489 7 p.Research output: Contribution to journal › Article › peer-review
33 Citations (Scopus) -
Shortened mean transit time in ct perfusion with singular value decomposition analysis in acute cerebral infarction: Quantitative evaluation and comparison with various ct perfusion parameters
Murayama, K., Katada, K., Hayakawa, M. & Toyama, H., 01-03-2017, In: Journal of Computer Assisted Tomography. 41, 2, p. 173-180 8 p.Research output: Contribution to journal › Article › peer-review
6 Citations (Scopus) -
2016
Preoperative magnetic resonance imaging findings of myoma as risk factors for bleeding during laparoscopic myomectomy
Ueda, T., Murayama, K., Nishizawa, H., Fujii, T. & Toyama, H., 2016, In: Fujita medical journal. 2, 3, p. 45-50 6 p.Research output: Contribution to journal › Article › peer-review
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Primary intracranial choriocarcinoma located in the suprasellar region
Li, X., Murayama, K., Watanabe, A., Abe, M. & Toyama, H., 30-06-2016, In: Open Neuroimaging Journal. 10, p. 80-84 5 p.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
2014
Detection of pulsation in unruptured cerebral aneurysms by ECG-gated 3D-CT angiography (4D-CTA) with 320-row area detector CT (ADCT) and follow-up evaluation results: Assessment based on heart rate at the time of scanning
Hayakawa, M., Tanaka, T., Sadato, A., Adachi, K., Ito, K., Hattori, N., Omi, T., Oheda, M., Katada, K., Murayama, K., Kato, Y. & Hirose, Y., 06-2014, In: Clinical Neuroradiology. 24, 2, p. 145-150 6 p.Research output: Contribution to journal › Article › peer-review
22 Citations (Scopus) -
Radiological features of supratentorial gliomas are associated with their genetic aberrations
Nishiyama, Y., Sasaki, H., Nagahisa, S., Adachi, K., Hayashi, T., Yoshida, K., Kawase, T., Hattori, N., Murayama, K., Abe, M., Hasegawa, M. & Hirose, Y., 04-2014, In: Neurosurgical Review. 37, 2, p. 291-300 10 p.Research output: Contribution to journal › Article › peer-review
8 Citations (Scopus) -
2011
Detection of pulsation in ruptured and unruptured cerebral aneurysms by electrocardiographically gated 3-dimensional computed tomographic angiography with a 320-row area detector computed tomography and evaluation of its clinical usefulness
Hayakawa, M., Maeda, S., Sadato, A., Tanaka, T., Kaito, T., Hattori, N., Ganaha, T., Moriya, S., Katada, K., Murayama, K., Kato, Y. & Hirose, Y., 10-2011, In: Neurosurgery. 69, 4, p. 843-851 9 p.Research output: Contribution to journal › Article › peer-review
34 Citations (Scopus) -
Quantitative evaluation of the penumbra and ischemic core in acute cerebral infarction using whole-brain CT perfusion
Murayama, K., Katada, K., Toyama, H. & Hayakawa, M., 02-2011, In: Neuroradiology Journal. 24, 1, p. 48-58 11 p.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
Usefulness of 320-row area detector CT in neurosurgery
Hayakawa, M., Murayama, K., Katada, K. & Hirose, Y., 11-2011, In: Japanese Journal of Neurosurgery. 20, 9, p. 640-647 8 p.Research output: Contribution to journal › Article › peer-review
1 Citation (Scopus) -
2008
Initial clinical experience with 256-row area detector CT for examination of the head region: Application of dynamic volume data
Murayama, K., Sanda, Y., Toyama, H., Nakane, M., Anno, H. & Hayakawa, M., 2008, In: Japanese Journal of Clinical Radiology. 53, 4, p. 573-581 9 p.Research output: Contribution to journal › Article › peer-review
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2007
The current of coronary CT angiography
Anno, H., Sanda, Y., Murayama, K., Kato, R., Katada, K., Motoyama, S., Sato, T., Sarai, M. & Mochizuki, T., 12-02-2007, In: Japanese Journal of Clinical Radiology. 52, 1, p. 59-65 7 p.Research output: Contribution to journal › Article › peer-review