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Author

  • Koji Iihara

4D ASL-based MR angiography for visualization of distal arteries and leptomeningeal collateral vessels in moyamoya disease: a comparison of techniques

Togao, O., Hiwatashi, A., Obara, M., Yamashita, K., Momosaka, D., Nishimura, A., Arimura, K., Hata, N., Yoshimoto, K., Iihara, K., Van Cauteren, M. & Honda, H., Nov 1 2018, In : European Radiology. 28, 11, p. 4871-4881 11 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A case of concurrent schwannoma and meningioma at the same cervical level

Karashima, S., Arimura, K., Hashiguchi, K., Akagi, Y., Mukae, N., Nishimura, A., Kuga, D., Yoshimoto, K., Sayama, T., Suzuki, S. O. & Iihara, K., Jan 1 2017, In : Japanese Journal of Neurosurgery. 26, 10, p. 750-756 7 p.

Research output: Contribution to journalArticle

A case of diffuse midline glioma, H3 K27M mutant mimicking a hemispheric malignant glioma in an elderly patient

Fujioka, Y., Hata, N., Hatae, R., Suzuki, S. O., Sangatsuda, Y., Nakahara, Y., Mizoguchi, M. & Iihara, K., Feb 1 2020, In : Neuropathology. 40, 1, p. 99-103 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Acceleration-selective arterial spin labeling MR angiography for visualization of brain arteriovenous malformations

Togao, O., Hiwatashi, A., Yamashita, K., Momosaka, D., Obara, M., Nishimura, A., Arimura, K., Hata, N., Iihara, K., Van Cauteren, M. & Honda, H., Sep 1 2019, In : Neuroradiology. 61, 9, p. 979-989 11 p.

Research output: Contribution to journalArticle

Acceleration-selective arterial spin-labeling MR angiography used to visualize distal cerebral arteries and collateral vessels in moyamoya disease

Togao, O., Hiwatashi, A., Obara, M., Yamashita, K., Kikuchi, K., Kamei, R., Nishimura, A., Arimura, K., Yoshimoto, K., Iihara, K., Cauteren, M. V. & Honda, H., Feb 2018, In : Radiology. 286, 2, p. 611-621 11 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

A comparison of the prevalence and risk factors of complications in intracranial tumor embolization between the Japanese Registry of NeuroEndovascular Therapy 2 (JR-NET2) and JR-NET3

on behalf of the JR-NET2 and JR-NET3 study groups, Aug 1 2019, In : Acta Neurochirurgica. 161, 8, p. 1675-1682 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

A comprehensive analysis identifies BRAF hotspot mutations associated with gliomas with peculiar epithelial morphology

Hatae, R., Hata, N., Suzuki, S. O., Yoshimoto, K., Kuga, D., Murata, H., Akagi, Y., Sangatsuda, Y., Iwaki, T., Mizoguchi, M. & Iihara, K., Jun 2017, In : Neuropathology. 37, 3, p. 191-199 9 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)
4 Citations (Scopus)

Alogliptin, a dipeptidylpeptidase-4 inhibitor, for patients with diabetes mellitus type 2, induces tolerance to focal cerebral ischemia in non-diabetic, normal mice

Yang, D., Nakajo, Y., Iihara, K., Kataoka, H. & Yanamoto, H., Jun 23 2013, In : Brain Research. 1517, p. 104-113 10 p.

Research output: Contribution to journalArticle

36 Citations (Scopus)

A multichannel-near-infrared-spectroscopy-triggered robotic hand rehabilitation system for stroke patients

Lee, J., Mukae, N., Arata, J., Iwata, H., Iramina, K., Iihara, K. & Hashizume, M., Aug 11 2017, 2017 International Conference on Rehabilitation Robotics, ICORR 2017. Ajoudani, A., Artemiadis, P., Beckerle, P., Grioli, G., Lambercy, O., Mombaur, K., Novak, D., Rauter, G., Rodriguez Guerrero, C., Salvietti, G., Amirabdollahian, F., Balasubramanian, S., Castellini, C., Di Pino, G., Guo, Z., Hughes, C., Iida, F., Lenzi, T., Ruffaldi, E., Sergi, F., Soh, G. S., Caimmi, M., Cappello, L., Carloni, R., Carlson, T., Casadio, M., Coscia, M., De Santis, D., Forner-Cordero, A., Howard, M., Piovesan, D., Siqueira, A., Sup, F., Lorenzo, M., Catalano, M. G., Lee, H., Menon, C., Raspopovic, S., Rastgaar, M., Ronsse, R., van Asseldonk, E., Vanderborght, B., Venkadesan, M., Bianchi, M., Braun, D., Godfrey, S. B., Mastrogiovanni, F., McDaid, A., Rossi, S., Zenzeri, J., Formica, D., Karavas, N., Marchal-Crespo, L., Reed, K. B., Tagliamonte, N. L., Burdet, E., Basteris, A., Campolo, D., Deshpande, A., Dubey, V., Hussain, A., Sanguineti, V., Unal, R., Caurin, G. A. D. P., Koike, Y., Mazzoleni, S., Park, H-S., Remy, C. D., Saint-Bauzel, L., Tsagarakis, N., Veneman, J. & Zhang, W. (eds.). IEEE Computer Society, p. 158-163 6 p. 8009239. (IEEE International Conference on Rehabilitation Robotics).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

An integrated stroke model with a consistent penumbra for the assessment of neuroprotective interventions

Yang, D., Nakajo, Y., Iihara, K., Kataoka, H., Nakagawara, J., Zhao, Q. & Yanamoto, H., Feb 28 2014, In : European Neurology. 71, 1-2, p. 4-18 15 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Arterial spin-labeling is useful for the diagnosis of residual or recurrent meningiomas

Kikuchi, K., Hiwatashi, A., Togao, O., Yamashita, K., Kamei, R., Yoshimoto, K., Iihara, K., Suzuki, S. O., Iwaki, T., Suzuki, Y. & Honda, H., Oct 1 2018, In : European Radiology. 28, 10, p. 4334-4342 9 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Asymptomatic moyamoya disease: Literature review and ongoing AMORE study

AMORE Study Group & Image Analysis Committee, Feb 20 2015, In : Neurologia medico-chirurgica. 55, 3, p. 194-198 5 p.

Research output: Contribution to journalReview article

23 Citations (Scopus)

Bony and Cartilaginous Tissues in Lumbosacral Lipomas

Shimogawa, T., Morioka, T., Murakami, N., Mukae, N., Hashiguchi, K., Suzuki, S. O. & Iihara, K., Sep 1 2018, In : Pediatric Neurosurgery. 53, 5, p. 305-310 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Carotid endarterectomy(CEA): Basic procedure and variations

Nishimura, A. & Iihara, K., Jan 1 2017, In : Japanese Journal of Neurosurgery. 26, 10, p. 738-744 7 p.

Research output: Contribution to journalArticle

Cerebral blood flow and metabolism of hyperperfusion after cerebral revascularization in patients with moyamoya disease

Kaku, Y., Iihara, K., Nakajima, N., Kataoka, H., Fukuda, K., Masuoka, J., Fukushima, K., Iida, H. & Hashimoto, N., Nov 1 2012, In : Journal of Cerebral Blood Flow and Metabolism. 32, 11, p. 2066-2075 10 p.

Research output: Contribution to journalArticle

40 Citations (Scopus)

Changing paradigms of periprocedural antithrombotic therapy in neuroendovascular therapy: Analysis of JR-NET 3

Japanese Registry of Neuroendovascular Therapy (JR-NET) investigators, Jan 1 2019, In : Neurologia medico-chirurgica. 59, 7, p. 247-256 10 p.

Research output: Contribution to journalArticle

Open Access

Characteristics of cerebral aneurysms in Japan

Ikawa, F., Hidaka, T., Yoshiyama, M., Ohba, H., Matsuda, S., Ozono, I., Iihara, K., Kinouchi, H., Nozaki, K., Kato, Y., Morita, A., Michihata, N., Yasunaga, H. & Kurisu, K., Jan 1 2019, In : Neurologia medico-chirurgica. 59, 11, p. 399-406 8 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Clinical characteristics and endovascular treatment for spinal dural arteriovenous fistula in Japan: Japanese registry of neuroendovascular therapy 2 and 3

Tsuruta, W., Matsumaru, Y., Iihara, K., Satow, T., Sakai, N., Katsumata, M., Hosoo, H., Sato, M., Ito, Y., Marushima, A., Hayakawa, M., Ishikawa, E. & Matsumura, A., Jan 1 2019, In : Neurologia medico-chirurgica. 59, 12, p. 492-497 6 p.

Research output: Contribution to journalArticle

Open Access

Clinical Characteristics of Transient Ischemic Attack Patients with Atrial Fibrillation: Analyses of a Multicenter Retrospective Study

Hama, Y., Uehara, T., Ohara, T., Kimura, K., Okada, Y., Hasegawa, Y., Tanahashi, N., Suzuki, A., Takagi, S., Nakagawara, J., Arii, K., Nagahiro, S., Ogasawara, K., Nagao, T., Uchiyama, S., Matsumoto, M., Iihara, K., Toyoda, K. & Minematsu, K., May 1 2015, In : Cerebrovascular diseases extra. 5, 2, p. 84-90 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Clinical implications of the cortical hyperintensity belt sign in fluid-attenuated inversion recovery images after bypass surgery for moyamoya disease

Hamano, E., Kataoka, H., Morita, N., Maruyama, D., Satow, T., Iihara, K. & Takahashi, J. C., Jan 2017, In : Journal of Neurosurgery. 126, 1, p. 1-7 7 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Clinical significance of PD-L1 expression in brain metastases from non-small cell lung cancer

Takamori, S., Toyokawa, G., Okamoto, I., Takada, K., Kinoshita, F., Kozuma, Y., Matsubara, T., Haratake, N., Akamine, T., Mukae, N., Hirai, F., Tagawa, T., Oda, Y., Iwaki, T., Iihara, K., Nakanishi, Y. & Maehara, Y., Jan 2018, In : Anticancer research. 38, 1, p. 553-557 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Clinical Significance of Prenatal and Postnatal Heavily T2-Weighted Magnetic Resonance Images in Patients with Myelomeningocele

Hashiguchi, K., Morioka, T., Murakami, N., Yamashita, K., Hiwatashi, A., Ochiai, M., Morokuma, S. & Iihara, K., Nov 1 2015, In : Pediatric Neurosurgery. 50, 6, p. 310-320 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Clinical validity of cerebral oxygen saturation measured by time-resolved spectroscopy during carotid endarterectomy

Yoshitani, K., Kuwajima, K., Irie, T., Inatomi, Y., Miyazaki, A., Iihara, K. & Ohnishi, Y., Jul 2013, In : Journal of Neurosurgical Anesthesiology. 25, 3, p. 248-253 6 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Cognitive dysfunction survey of the japanese patients with moyamoya disease (Cosmo-japan study): Study protocol

COSMO-Japan Study Group, Feb 20 2015, In : Neurologia medico-chirurgica. 55, 3, p. 199-203 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Coil embolization for unruptured intracranial aneurysms at the dawn of stent era: Results of the Japanese registry of neuroendovascular therapy (JR-NET) 3

Satow, T., Ikeda, G., Takahashi, J. C., Iihara, K. & Sakai, N., Jan 1 2020, In : Neurologia medico-chirurgica. 60, 2, p. 55-65 11 p.

Research output: Contribution to journalArticle

Open Access

Comparing intracerebral hemorrhages associated with direct oral anticoagulants or warfarin

Kurogi, R., Nishimura, K., Nakai, M., Kada, A., Kamitani, S., Nakagawara, J., Toyoda, K., Ogasawara, K., Ono, J., Shiokawa, Y., Aruga, T., Miyachi, S., Nagata, I., Matsuda, S., Yoshimura, S., Okuchi, K., Suzuki, A., Nakamura, F., Onozuka, D., Ido, K. & 7 others, Kurogi, A., Mukae, N., Nishimura, A., Arimura, K., Kitazono, T., Hagihara, A. & Iihara, K., Mar 27 2018, In : Neurology. 90, 13, p. e1143-e1149

Research output: Contribution to journalArticle

13 Citations (Scopus)
1 Citation (Scopus)
Open Access
2 Citations (Scopus)

Comprehensive stroke care capabilities in Japan: A neurovascular surgeon's perspective

Iihara, K., Aug 1 2015, In : Neurosurgery. 62, p. 107-116 10 p.

Research output: Contribution to journalArticle

Consciousness level and off-hour admission affect discharge outcome of acute stroke patients: A J-ASPECT study

Kamitani, S., Nishimura, K., Nakamura, F., Kada, A., Nakagawara, J., Toyoda, K., Ogasawara, K., Ono, J., Shiokawa, Y., Aruga, T., Miyachi, S., Nagata, I., Matsuda, S., Miyamoto, Y., Iwata, M., Suzuki, A., Ishikawa, K. B., Kataoka, H., Morita, K., Kobayashi, Y. & 1 others, Iihara, K., Jan 1 2014, In : Journal of the American Heart Association. 3, 5, e001059.

Research output: Contribution to journalArticle

17 Citations (Scopus)
Open Access

Contrast-enhanced ultrasound for the evaluation of neovascularization in atherosclerotic carotid artery plaques

Saito, K., Nagatsuka, K., Ishibashi-Ueda, H., Watanabe, A., Kannki, H. & Iihara, K., Oct 12 2014, In : Stroke. 45, 10, p. 3073-3075 3 p.

Research output: Contribution to journalArticle

42 Citations (Scopus)

Correlation between prognosis of glioblastoma and choline/N-acetyl aspartate ratio in MR spectroscopy

Akagi, Y., Noguchi, N., Hata, N., Hatae, R., Michiwaki, Y., Sangatsuda, Y., Amemiya, T., Kuga, D., Yamashita, K., Togao, O., Hiwatashi, A., Yoshimoto, K., Mizoguchi, M. & Iihara, K., Dec 2019, In : Interdisciplinary Neurosurgery: Advanced Techniques and Case Management. 18, 100498.

Research output: Contribution to journalArticle

Open Access

Correlation between reduction in microvascular transit time after superficial temporal artery-middle cerebral artery bypass surgery for moyamoya disease and the development of postoperative hyperperfusion syndrome

Yang, T., Higashino, Y., Kataoka, H., Hamano, E., Maruyama, D., Iihara, K. & Takahashi, J. C., May 2018, In : Journal of Neurosurgery. 128, 5, p. 1304-1310 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Correlation of thin fibrous cap possessing adipophilin-positive macrophages and intraplaque hemorrhage with high clinical risk for carotid endarterectomy: Clinical article

Hao, H., Iihara, K., Ishibashi-Ueda, H., Saito, F. & Hirota, S., Apr 1 2011, In : Journal of Neurosurgery. 114, 4, p. 1080-1087 8 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Cross-sectional survey of workload and burnout among japanese physicians working in stroke care the nationwide survey of acute stroke care capacity for proper designation of comprehensive stroke center in japan (j-aspect) study

Nishimura, K., Nakamura, F., Takegami, M., Fukuhara, S., Nakagawara, J., Ogasawara, K., Ono, J., Shiokawa, Y., Miyachi, S., Nagata, I., Toyoda, K., Matsuda, S., Kataoka, H., Miyamoto, Y., Kitaoka, K., Kada, A. & Iihara, K., May 2014, In : Circulation: Cardiovascular Quality and Outcomes. 7, 3, p. 414-422 9 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2 Citations (Scopus)
8 Citations (Scopus)

Detection of proneural/mesenchymal marker expression in glioblastoma: temporospatial dynamics and association with chromatin-modifying gene expression

Murata, H., Yoshimoto, K., Hatae, R., Akagi, Y., Mizoguchi, M., Hata, N., Kuga, D., Nakamizo, A., Amano, T., Sayama, T. & Iihara, K., Oct 1 2015, In : Journal of Neuro-Oncology. 125, 1, p. 33-41 9 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Detrimental role of pericyte Nox4 in the acute phase of brain ischemia

Nishimura, A., Ago, T., Kuroda, J., Arimura, K., Tachibana, M., Nakamura, K., Wakisaka, Y., Sadoshima, J., Iihara, K. & Kitazono, T., Jun 1 2016, In : Journal of Cerebral Blood Flow and Metabolism. 36, 6, p. 1143-1154 12 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Development and validation of a score for evaluating comprehensive stroke care capabilities: J-ASPECT Study

J-ASPECT Study Collaborators, Feb 28 2017, In : BMC neurology. 17, 1, 1 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Development of quality indicators of stroke centers and feasibility of their measurement using a nationwide insurance claims database in Japan ― J-ASPECT study ―

Nishimura, A., Nishimura, K., Onozuka, D., Matsuo, R., Kada, A., Kamitani, S., Higashi, T., Ogasawara, K., Shimodozono, M., Harada, M., Hashimoto, Y., Hirano, T., Hoshino, H., Itabashi, R., Itoh, Y., Iwama, T., Kohriyama, T., Matsumaru, Y., Osato, T., Sasaki, M. & 18 others, Shiokawa, Y., Shimizu, H., Takekawa, H., Nishi, T., Uno, M., Yagita, Y., Ido, K., Kurogi, A., Kurogi, R., Arimura, K., Ren, N., Hagihara, A., Takizawa, S., Arai, H., Kitazono, T., Miyamoto, S., Minematsu, K. & Iihara, K., Jan 1 2019, In : Circulation Journal. 83, 11, p. 2292-2302 11 p.

Research output: Contribution to journalArticle

Open Access
13 Citations (Scopus)

Differences between primary central nervous system lymphoma and glioblastoma: topographic analysis using voxel-based morphometry

Yamashita, K., Hiwatashi, A., Togao, O., Kikuchi, K., Momosaka, D., Hata, N., Akagi, Y., Suzuki, S. O., Iwaki, T., Iihara, K. & Honda, H., Oct 2019, In : Clinical Radiology. 74, 10, p. 816.e1-816.e8

Research output: Contribution to journalArticle

Differences in Clinical Characteristics between Patients with Transient Ischemic Attack Whose Symptoms Do and Do Not Persist on Arrival

on behalf of the Japan TIA Research Group, 2009-2011, Sep 1 2016, In : Journal of Stroke and Cerebrovascular Diseases. 25, 9, p. 2237-2242 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Discrepancy in programmed cell death-ligand 1 between primary and metastatic non-small cell lung cancer

Takamori, S., Toyokawa, G., Okamoto, I., Takada, K., Kozuma, Y., Matsubara, T., Haratake, N., Akamine, T., Katsura, M., Mukae, N., Shoji, F., Okamoto, T., Oda, Y., Iwaki, T., Iihara, K., Nakanishi, Y. & Maehara, Y., Aug 2017, In : Anticancer research. 37, 8, p. 4223-4228 6 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)