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  • Koji Iihara
2017

Revascularization Operation for Moyamoya Disease with Concurrent von Willebrand Disease

Miki, K., Arimura, K., Nishimura, A., Yoshimoto, K., Sayama, T. & Iihara, K., Dec 2017, In : World Neurosurgery. 108, p. 991.e17-991.e21

Research output: Contribution to journalArticle

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

2019
2016

Translateral orbital wall approach to the orbit and cavernous sinus: Anatomic study

Matsuo, S., Komune, N., Iihara, K. & Rhoton, A. L., Jan 1 2016, In : Operative Neurosurgery. 12, 4, p. 360-373 14 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2018
2019

Predicting TERT promoter mutation using MR images in patients with wild-type IDH1 glioblastoma

Yamashita, K., Hatae, R., Hiwatashi, A., Togao, O., Kikuchi, K., Momosaka, D., Yamashita, Y., Kuga, D., Hata, N., Yoshimoto, K., Suzuki, S. O., Iwaki, T., Iihara, K. & Honda, H., Jul 1 2019, In : Diagnostic and Interventional Imaging. 100, 7-8, p. 411-419 9 p.

Research output: Contribution to journalArticle

2017

Insular primary glioblastomas with IDH mutations: Clinical and biological specificities

Hata, N., Hatae, R., Yoshimoto, K., Murata, H., Kuga, D., Akagi, Y., Sangatsuda, Y., Suzuki, S. O., Iwaki, T., Mizoguchi, M. & Iihara, K., Jun 2017, In : Neuropathology. 37, 3, p. 200-206 7 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
1 Citation (Scopus)
2019

In-hospital mortality and poor outcome after surgical clipping and endovascular coiling for aneurysmal subarachnoid hemorrhage using nationwide databases: a systematic review and meta-analysis

Ikawa, F., Michihata, N., Matsushige, T., Abiko, M., Ishii, D., Oshita, J., Okazaki, T., Sakamoto, S., Kurogi, R., Iihara, K., Nishimura, K., Morita, A., Fushimi, K., Yasunaga, H. & Kurisu, K., Jan 1 2019, In : Neurosurgical Review.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2017
4 Citations (Scopus)
2016
15 Citations (Scopus)
2017

Erratum to: Training guidelines for endovascular stroke intervention: an international multi-society consensus document (Neuroradiology, (2016), 58, (537–541), 10.1007/s00234-016-1667-0)

Lavine, S. D., Cockroft, K., Hoh, B., Bambakidis, N., Khalessi, A. A., Woo, H., Riina, H., Siddiqui, A., Hirsch, J. A., Chong, W., Rice, H., Wenderoth, J., Mitchell, P., Coulthard, A., Signh, T. J., Phatouros, C., Khangure, M., Klurfan, P., ter Brugge, K., Iancu, D. & 99 others, Gunnarsson, T., Jansen, O., Muto, M., Szikora, I., Pierot, L., Brouwer, P., Gralla, J., Renowden, S., Andersson, T., Fiehler, J., Turjman, F., White, P., Januel, A. C., Spelle, L., Kulcsar, Z., Chapot, R., Biondi, A., Dima, S., Taschner, C., Szajner, M., Krajina, A., Sakai, N., Matsumaru, Y., Yoshimura, S., Ezura, M., Fujinaka, T., Iihara, K., Ishii, A., Higashi, T., Hirohata, M., Hyodo, A., Ito, Y., Kawanishi, M., Kiyosue, H., Kobayashi, E., Kobayashi, S., Kuwayama, N., Matsumoto, Y., Miyachi, S., Murayama, Y., Nagata, I., Nakahara, I., Nemoto, S., Niimi, Y., Oishi, H., Satomi, J., Satow, T., Sugiu, K., Tanaka, M., Terada, T., Yamagami, H., Diaz, O., Lylyk, P., Jayaraman, M. V., Patsalides, A., Gandhi, C. D., Lee, S. K., Abruzzo, T., Albani, B., Ansari, S. A., Arthur, A. S., Baxter, B. W., Bulsara, K. R., Chen, M., Delgado Almandoz, J. E., Fraser, J. F., Heck, D. V., Hetts, S. W., Hussain, M. S., Klucznik, R. P., Leslie-Mawzi, T. M., Mack, W. J., McTaggart, R. A., Meyers, P. M., Mocco, J., Prestigiacomo, C. J., Pride, G. L., Rasmussen, P. A., Starke, R. M., Sunenshine, P. J., Tarr, R. W., Frei, D. F., Ribo, M., Nogueira, R. G., Zaidat, O. O., Jovin, T., Linfante, I., Yavagal, D., Liebeskind, D., Novakovic, R., Pongpech, S., Rodesch, G., Soderman, M., Taylor, A., Krings, T., Orbach, D., Picard, L., Suh, D. C. & Zhang, H. Q., Aug 1 2017, In : Neuroradiology. 59, 8, 1 p.

Research output: Contribution to journalComment/debate

1 Citation (Scopus)
2016
2 Citations (Scopus)
2019

Safety and feasibility of neuroendovascular therapy for elderly patients: Analysis of Japanese registry of neuroendovascular therapy 3

Arimura, K., Iihara, K., Satow, T., Nishimura, A., Tokunaga, S. & Sakai, N., Jan 1 2019, In : Neurologia medico-chirurgica. 59, 8, p. 305-312 8 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
2018

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)
2016
6 Citations (Scopus)
2018
1 Citation (Scopus)

Significance of nonfocal symptoms in patients with transient ischemic attack the PROMISE-TIA study

PROMISE-TIA study Investigators, Jan 1 2018, In : Stroke. 49, 8, p. 1893-1898 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Management of pregnancy complicated with intracranial arteriovenous malformation

Katsuragi, S., Yoshimatsu, J., Tanaka, H., Tanaka, K., Nii, M., Miyoshi, T., Neki, R., Toyoda, K., Nagatsuka, K., Takahashi, J. C., Fukuda, K., Hamano, E., Satow, T., Miyamoto, S., Iihara, K. & Ikeda, T., Apr 2018, In : Journal of Obstetrics and Gynaecology Research. 44, 4, p. 673-680 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Vascular responses to abrupt blood flow change after bypass surgery for complex intracranial aneurysms

Kataoka, H., Makino, Y., Takanishi, K., Kimura, Y., Takamura, K., Yagi, T., Iguchi, S., Yamamoto, A., Iida, H., Ogata, S., Nishimura, K., Nakamura, M., Umezu, M., Iihara, K. & Takahashi, J. C., Oct 1 2018, In : Acta Neurochirurgica. 160, 10, p. 1945-1953 9 p.

Research output: Contribution to journalArticle

2016
4 Citations (Scopus)
2019

Treatment Risk for Elderly Patients with Unruptured Cerebral Aneurysm from a Nationwide Database in Japan

Ikawa, F., Michihata, N., Akiyama, Y., Iihara, K., Matano, F., Morita, A., Kato, Y., Iida, K., Kurisu, K., Fushimi, K. & Yasunaga, H., Dec 2019, In : World Neurosurgery. 132, p. e89-e98

Research output: Contribution to journalArticle

3 Citations (Scopus)

Quality Management Program of Stroke Rehabilitation Using Adherence to Guidelines: A Nationwide Initiative in Japan

Miura, S., Miyata, R., Matsumoto, S., Higashi, T., Wakisaka, Y., Ago, T., Kitazono, T., Iihara, K. & Shimodozono, M., Sep 2019, In : Journal of Stroke and Cerebrovascular Diseases. 28, 9, p. 2434-2441 8 p.

Research output: Contribution to journalArticle

2018

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)

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)
2017

Grading diffuse gliomas without intense contrast enhancement by amide proton transfer MR imaging: comparisons with diffusion- and perfusion-weighted imaging

Togao, O., Hiwatashi, A., Yamashita, K., Kikuchi, K., Keupp, J., Yoshimoto, K., Kuga, D., Yoneyama, M., Suzuki, S. O., Iwaki, T., Takahashi, M., Iihara, K. & Honda, H., Feb 1 2017, In : European Radiology. 27, 2, p. 578-588 11 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Tadpole-shaped lateralized parietal atretic cephalocele associated with an ipsilateral lacrimal gland fistula and schizencephalic clefts

Murakami, N., Morioka, T., Suzuki, S. O., Mukae, N., Hashiguchi, K. & Iihara, K., Feb 1 2017, In : Child's Nervous System. 33, 2, p. 363-367 5 p.

Research output: Contribution to journalArticle

2019

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

Intravoxel incoherent motion MR imaging of pediatric intracranial tumors: Correlation with histology and diagnostic utility

Kikuchi, K., Hiwatashi, A., Togao, O., Yamashita, K., Kamei, R., Momosaka, D., Hata, N., Iihara, K., Suzuki, S. O., Iwaki, T. & Honda, H., Jan 1 2019, In : American Journal of Neuroradiology. 40, 5, p. 878-884 7 p.

Research output: Contribution to journalArticle

Open Access
2017

The initial use of arterial spin labeling perfusion and diffusion-weighted magnetic resonance images in the diagnosis of nonconvulsive partial status epileptics

Shimogawa, T., Morioka, T., Sayama, T., Haga, S., Kanazawa, Y., Murao, K., Arakawa, S., Sakata, A. & Iihara, K., Jan 1 2017, In : Epilepsy Research. 129, p. 162-173 12 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)
2018
3 Citations (Scopus)
2019
Open Access
3 Citations (Scopus)
2018

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

14 Citations (Scopus)
2020

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
2019

Therapeutic effects of combined cell transplantation and locomotor training in rats with brain injury

Shimogawa, T., Sakaguchi, H., Kikuchi, T., Tsuchimochi, R., Sano, N., Torikoshi, S., Ito, A., Aoyama, T., Iihara, K. & Takahashi, J., Dec 1 2019, In : npj Regenerative Medicine. 4, 1, 13.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
Open Access
1 Citation (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
2016

Surgical management of intracranial artery dissection

Arimura, K. & Iihara, K., Jan 1 2016, In : Neurologia medico-chirurgica. 56, 9, p. 517-523 7 p.

Research output: Contribution to journalReview article

2 Citations (Scopus)
2018
2019

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
2020

First-line bevacizumab contributes to survival improvement in glioblastoma patients complementary to temozolomide

Hata, N., Mizoguchi, M., Kuga, D., Hatae, R., Akagi, Y., Sangatsuda, Y., Amemiya, T., Michiwaki, Y., Fujioka, Y., Takigawa, K., Suzuki, S. O., Yoshitake, T., Togao, O., Hiwatashi, A., Yoshimoto, K. & Iihara, K., Feb 1 2020, In : Journal of Neuro-Oncology. 146, 3, p. 451-458 8 p.

Research output: Contribution to journalArticle

2017

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)

Ruptured Aneurysm of an Aberrant Internal Carotid Artery Successfully Treated with Simultaneous Intervention and Surgery in a Hybrid Operating Room

Kawamura, Y., Sayama, T., Maehara, N., Nishimura, A. & Iihara, K., Jun 2017, In : World Neurosurgery. 102, p. 695.e1-695.e5

Research output: Contribution to journalArticle

4 Citations (Scopus)
2018

Prevention of postoperative visual field defect after the occipital transtentorial approach: Anatomical study

Matsuo, S., Baydin, S., Güngör, A., Middlebrooks, E. H., Komune, N., Iihara, K. & Rhoton, A. L., Jul 2018, In : Journal of Neurosurgery. 129, 1, p. 188-197 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2019

Treatment outcome of intracranial tumor embolization in Japan: Japanese registry of neuroendovascular therapy 3 (JR-NET3)

Sugiu, K., Hishikawa, T., Murai, S., Takahashi, Y., Kidani, N., Nishihiro, S., Hiramatsu, M., Date, I., Satow, T., Iihara, K. & Sakai, N., Jan 1 2019, In : Neurologia medico-chirurgica. 59, 2, p. 41-47 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Utility of Complementary Magnetic Resonance Plaque Imaging and Contrast-Enhanced Ultrasound to Detect Carotid Vulnerable Plaques

Motoyama, R., Saito, K., Tonomura, S., Ishibashi-Ueda, H., Yamagami, H., Kataoka, H., Morita, Y., Uchihara, Y., Iihara, K., Takahashi, J. C., Sugie, K., Toyoda, K. & Nagatsuka, K., Apr 16 2019, In : Journal of the American Heart Association. 8, 8, e011302.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
2017

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)
2019

Stroke during pregnancy and puerperium among Japanese women: a single-center registry

Katsuragi, S., Suzuki, R., Toyoda, K., Neki, R., Miyamoto, S., Iihara, K., Takahashi, J., Ikeda, T. & Yoshimatsu, J., Jan 1 2019, (Accepted/In press) In : Journal of Maternal-Fetal and Neonatal Medicine.

Research output: Contribution to journalArticle

2017

Incidence, predictors, and etiology of subsequent ischemic stroke within one year after transient ischemic attack

Uehara, T., Minematsu, K., Ohara, T., Kimura, K., Okada, Y., Hasegawa, Y., Tanahashi, N., Suzuki, A., Takagi, S., Nakagawara, J., Arii, K., Nagahiro, S., Ogasawara, K., Uchiyama, S., Matsumoto, M., Iihara, K. & Toyoda, K., Jan 1 2017, In : International Journal of Stroke. 12, 1, p. 84-89 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2016

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)