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Research Output 1987 2020

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Article
2020

Variant Type of Posterior Reversible Encephalopathy Syndrome Associated with Deep Brain Hemorrhage: Case Report and Review of the Literature

Yamagami, K., Maeda, Y. & Iihara, K., Feb 2020, In : World Neurosurgery. 134, p. 176-181 6 p.

Research output: Contribution to journalArticle

Posterior Leukoencephalopathy Syndrome
Intracranial Hemorrhages
Basal Ganglia
Thalamus
Edema
2019

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., Jan 1 2019, (Accepted/In press) In : Neuropathology.

Research output: Contribution to journalArticle

Glioma
temozolomide
Molecular Pathology
Thalamus
Hippocampus

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

Arteriovenous Malformations
Angiography
Digital Subtraction Angiography
Brain
Drainage

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

Registries
External Carotid Artery
Neoplasms
Therapeutics
Odds Ratio

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
Registries
Therapeutics
Anticoagulants
Japan

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
Intracranial Aneurysm
Japan
Subarachnoid Hemorrhage
Rupture
Incidence

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
Central Nervous System Vascular Malformations
Registries
Japan
Therapeutics
Incidence
1 Citation (Scopus)
Open Access
end effectors
End effectors
strokes
Brain computer interface
recovery
Open Access
Temporal Lobe
Hippocampus
Stroke
Radiation
Epilepsy

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
Glioblastoma
Choline
Magnetic Resonance Spectroscopy
N-acetylaspartate

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
Insurance
Japan
Stroke
Databases
Atrial Fibrillation

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

Glioblastoma
Lymphoma
Central Nervous System
Software
Corpus Callosum

Distribution and current problems of acute endovascular therapy for large artery occlusion from a two-year national survey in Japan

Takagi, T., Yoshimura, S., Sakai, N., Iihara, K., Oishi, H., Hirohata, M., Matsumaru, Y., Matsumoto, Y., Yamagami, H., Menon, B. K., Almekhlafi, M., Holodinsky, J. K., Kamal, N., Hill, M. D. & Goyal, M., Jan 1 2019, (Accepted/In press) In : International Journal of Stroke.

Research output: Contribution to journalArticle

Japan
Arteries
Therapeutics
Surveys and Questionnaires
Hospital Societies
Open Access
Vertebral Artery Dissection
Registries
Japan
Endovascular Procedures
Subarachnoid Hemorrhage
1 Citation (Scopus)

Haptoglobin genotype and aneurysmal subarachnoid hemorrhage individual patient data analysis

Gaastra, B., Ren, D., Alexander, S., Bennett, E. R., Bielawski, D. M., Blackburn, S. L., Borsody, M. K., Doré, S., Galea, J., Garland, P., He, T., Iihara, K., Kawamura, Y., Leclerc, J. L., Meschia, J. F., Pizzi, M. A., Tamargo, R. J., Yang, W., Nyquist, P. A., Bulters, D. O. & 1 others, Galea, I., Apr 30 2019, In : Neurology. 92, 18, p. E2150-E2164

Research output: Contribution to journalArticle

Haptoglobins
Subarachnoid Hemorrhage
Genotype
Glasgow Outcome Scale
Neurologic Manifestations
1 Citation (Scopus)

Human tail-like cutaneous appendage with a contiguous stalk of limited dorsal myeloschisis

Sarukawa, M., Morioka, T., Murakami, N., Shimogawa, T., Mukae, N., Kuga, N., Suzuki, S. O. & Iihara, K., Jun 1 2019, In : Child's Nervous System. 35, 6, p. 973-978 6 p.

Research output: Contribution to journalArticle

Tail
Skin
Spinal Cord
Communication
Magnetic Resonance Imaging

Inhibition of glioblastoma cell invasion by hsa-miR-145-5p and hsa-miR-31-5p co-overexpression in human mesenchymal stem cells

Kurogi, R., Nakamizo, A., Suzuki, S. O., Mizoguchi, M., Yoshimoto, K., Amano, T., Amemiya, T., Takagishi, S. & Iihara, K., Jan 2019, In : Journal of Neurosurgery. 130, 1, p. 44-55 12 p.

Research output: Contribution to journalArticle

Glioblastoma
Mesenchymal Stromal Cells
MicroRNAs
Bone and Bones
Glioma
4 Citations (Scopus)

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

Subarachnoid Hemorrhage
Hospital Mortality
Propensity Score
Meta-Analysis
Databases

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
Histology
Perfusion
Pediatrics
Neoplasm Grading
Neoplasms
1 Citation (Scopus)

Japanese surveillance of neuroendovascular therapy in JR-NET - part ii. Japanese registry of neuroendovascular treatment 3. main report

Japanese Registry of Neuroendovascular Therapy (JR-NET) investigators, Jan 1 2019, In : Neurologia medico-chirurgica. 59, 3, p. 106-115 10 p.

Research output: Contribution to journalArticle

Open Access
Registries
Intracranial Aneurysm
Therapeutics
Stroke
Thrombectomy

Long-term Outcomes After Intraprocedural Aneurysm Rupture During Coil Embolization of Unruptured Intracranial Aneurysms

Yamagami, K., Hatano, T., Nakahara, I., Ishii, A., Ando, M., Chihara, H., Ogura, T., Suzuki, K., Kondo, D., Kamata, T., Higashi, E., Sakai, S., Sakamoto, H., Iihara, K. & Nagata, I., Jan 1 2019, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Intracranial Aneurysm
Aneurysm
Rupture
Subarachnoid Hemorrhage
Nervous System
1 Citation (Scopus)

Microsurgical anatomy of the jugular process as an anatomical landmark to access the jugular foramen: A cadaveric and radiological study

Komune, N., Matsuo, S., Miki, K., Matsushima, K., Akagi, Y., Kurogi, R., Iihara, K., Matsushima, T., Inoue, T. & Nakagawa, T., Jan 1 2019, In : Operative Neurosurgery. 16, 4, p. 486-495 10 p.

Research output: Contribution to journalArticle

Anatomy
Neck
Sigmoid Colon
Head
Collateral Ligaments

National trends in outcomes of ischemic stroke and prognostic influence of stroke center capability in Japan, 2010–2016

on behalf of the J-ASPECT Study Collaborators, Jan 1 2019, (Accepted/In press) In : International Journal of Stroke.

Research output: Contribution to journalArticle

Hospital Mortality
Japan
Stroke
Thrombectomy
Tissue Plasminogen Activator

Parent artery occlusion for unruptured cerebral aneurysms: Results of the Japanese registry of neuroendovascular therapy 3

Japanese Registry of Neuroendovascular Therapy (JR-NET) investigators, Jan 1 2019, In : Neurologia medico-chirurgica. 59, 1, p. 1-9 9 p.

Research output: Contribution to journalArticle

Intracranial Aneurysm
Registries
Arteries
Aneurysm
Therapeutics

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

Glioblastoma
Telomerase
Mutation
Confidence Intervals
Necrosis

Predictors of recurrence and postoperative outcomes in patients with non-skull base meningiomas based on modern neurosurgical standards

Michiwaki, Y., Hata, N., Amano, T., Suzuki, S. O., Akagi, Y., Kuga, D., Onozuka, D., Momosaki, S., Nakamizo, A., Yoshimoto, K., Iwaki, T. & Iihara, K., Mar 1 2019, In : Interdisciplinary Neurosurgery: Advanced Techniques and Case Management. 15, p. 30-37 8 p.

Research output: Contribution to journalArticle

Meningioma
Recurrence
Survival
Neoplasms
Multivariate Analysis

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

Guideline Adherence
Japan
Rehabilitation
Medicine
Quality of Health Care

Rapid growth of metastatic brain tumor from gastric undifferentiated pleomorphic sarcoma: A case report

Miki, K., Yoshimoto, K., Yamada, Y., Kabashima, A., Kuga, D., Oda, Y. & Iihara, K., Apr 24 2019, In : Surgical Neurology International. 10, 74, p. 1-4 4 p.

Research output: Contribution to journalArticle

Brain Neoplasms
Sarcoma
Stomach
Neoplasm Metastasis
Growth
1 Citation (Scopus)

Real-world experience of carotid artery stenting in Japan: Analysis of 8458 cases from the JR-NET3 nationwide retrospective multi-center registries

The Japanese Registry of NeuroEndovascular Therapy (JR-NET) investigators, Jan 1 2019, In : Neurologia medico-chirurgica. 59, 4, p. 117-125 9 p.

Research output: Contribution to journalArticle

Open Access
Carotid Arteries
Registries
Japan
Odds Ratio
Confidence Intervals
Isocitrate Dehydrogenase
Gadolinium
Glioma
Survival
Glioblastoma

Risk Management of Aneurysmal Subarachnoid Hemorrhage by Age and Treatment Method from a Nationwide Database in Japan

Ikawa, F., Michihata, N., Iihara, K., Akiyama, Y., Morita, A., Fushimi, K., Yasunaga, H. & Kurisu, K., Jan 1 2019, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Risk Management
Subarachnoid Hemorrhage
Japan
Databases
Hydroxymethylglutaryl-CoA Reductase Inhibitors

Safety and efficacy of an open-cell stent and double-balloon protection for unstable plaques: Analysis of 184 consecutive carotid artery stentings

Funakoshi, Y., Imamura, H., Tani, S., Adachi, H., Fukumitsu, R., Sunohara, T., Omura, Y., Matsui, Y., Sasaki, N., Fukuda, T., Akiyama, R., Horiuchi, K., Kajiura, S., Shigeyasu, M., Iihara, K. & Sakai, N., Jan 1 2019, (Accepted/In press) In : Journal of neurointerventional surgery.

Research output: Contribution to journalArticle

Carotid Arteries
Stents
Safety
Ultrasonography
Muscles

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
Registries
Safety
Odds Ratio
Confidence Intervals
Therapeutics
1 Citation (Scopus)

Small vessel occlusion is a high-risk etiology for early recurrent stroke after transient ischemic attack

on Behalf of the PROMISE-TIA Study Investigators, Dec 1 2019, In : International Journal of Stroke. 14, 9, p. 871-877 7 p.

Research output: Contribution to journalArticle

Transient Ischemic Attack
Stroke
Confidence Intervals
Registries
Atherosclerosis
Open Access
Dermoid Cyst
Lipoma
Spinal Cord
Cysts
Buttocks
3 Citations (Scopus)

Surgical histopathology of limited dorsal myeloschisis with flat skin lesion

Morioka, T., Suzuki, S. O., Murakami, N., Mukae, N., Shimogawa, T., Haruyama, H., Kira, R. & Iihara, K., Jan 29 2019, In : Child's Nervous System. 35, 1, p. 119-128 10 p.

Research output: Contribution to journalArticle

Melanocytes
Skin
Glial Fibrillary Acidic Protein
Peripheral Nerves
Nerve Fibers
1 Citation (Scopus)

The Influence of Age on the Outcomes of Traumatic Brain Injury: Findings from a Japanese Nationwide Survey (J-ASPECT Study-Traumatic Brain Injury)

J-ASPECT Study Collaborators, Oct 2019, In : World Neurosurgery. 130, p. e26-e46

Research output: Contribution to journalArticle

Hospital Mortality
Odds Ratio
Surveys and Questionnaires
Traumatic Brain Injury
Length of Stay
1 Citation (Scopus)

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

Registries
Japan
External Carotid Artery
Neoplasms
Therapeutics

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

Intracranial Aneurysm
Japan
Databases
Odds Ratio
Internal Carotid Artery
Annexin A1
Annexins
Microglia
Astrocytes
Up-Regulation

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
Carotid Endarterectomy
Magnetic Resonance Imaging
Hemorrhage
Carotid Stenosis
2018
3 Citations (Scopus)

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

Moyamoya Disease
Angiography
Arteries
Digital Subtraction Angiography
Cerebral Arteries
6 Citations (Scopus)

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

Moyamoya Disease
Cerebral Arteries
Magnetic Resonance Angiography
Angiography
Internal Carotid Artery
Astrocytoma
Glioma
Hemorrhage
Neoplasms
Neuroglia
2 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

Meningioma
Radiology
ROC Curve
Reading
Neoplasms
1 Citation (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

Lipoma
Neurulation
Hyaline Cartilage
Spine
Bone Marrow
7 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

Non-Small Cell Lung Carcinoma
Cell Death
Neoplasm Metastasis
Ligands
Brain
12 Citations (Scopus)

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

Cerebral Hemorrhage
Warfarin
Anticoagulants
Odds Ratio
Hematoma
1 Citation (Scopus)
Amaurosis Fugax
Transient Ischemic Attack
Hemianopsia
Registries
Diplopia
5 Citations (Scopus)

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

Moyamoya Disease
Temporal Arteries
Middle Cerebral Artery
Indocyanine Green
Venules