Publications by authors named "Tetsuro Sayama"

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Ultrasound Evaluation for Shortening the Door-to-Puncture Time During Endovascular Treatment of Intracranial Vessel Occlusion.
Shinya Yamaguchi, Masato Osaki, Mio Yokoi, Mariya Hokazono, Taisuke Kitamura, Tetsuro Sayama

Cureus· April 2025

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Effectiveness of the Digging through Thrombus Technique by Using an Aspiration Catheter and Stent Retriever for Cerebral Venous Thrombosis.
Rio Higaki, Shinya Yamaguchi, Hironori Haruyama, Masato Osaki, Shuji Arakawa, Tetsuro Sayama

Neurol Med Chir (Tokyo)· July 2022

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Meningitis retention syndrome associated with complicated mild encephalitis/encephalopathy with reversible splenial lesion in a young adult patient: a case report.
Masaoki Hidaka, Natsuki Sawamura, Mio Yokoi, Satomi Mezuki, Masato Osaki, Tetsuro Sayama

Oxf Med Case Reports· October 2021

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Narrowing of the angle of the parent artery after coil embolization increases the risk for aneurysm recurrence.
Shinya Yamaguchi, Osamu Ito, Masato Osaki, Hironori Haruyama, Tomohiko Nitta, Tetsuro Sayama

Clin Neurol Neurosurg· April 2021

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Fluctuations in Moyamoya Vasculopathy Associated with Basedow Disease Depending on Thyroid Hormone Status.
Masaoki Hidaka, Masato Osaki, Shinya Yamaguchi, Tetsuro Sayama, Shuji Arakawa

Case Rep Neurol· May 2020

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Effect of treatment modality on in-hospital outcome in patients with subarachnoid hemorrhage: a nationwide study in Japan (J-ASPECT Study).
Ryota Kurogi, Akiko Kada, Kunihiro Nishimura, Satoru Kamitani, Ataru Nishimura, Tetsuro Sayama

J Neurosurg· May 2018

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[Clot Retrieval Treatment for Infectious Embolus due to Infective Endocarditis:A Case Report].
Yuya Koyanagi, Shinya Yamaguchi, Tetsuro Sayama, Masaoki Hidaka, Shunsuke Kimura

No Shinkei Geka· May 2018

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Revascularization Operation for Moyamoya Disease with Concurrent von Willebrand Disease.
Kenji Miki, Koichi Arimura, Ataru Nishimura, Koji Yoshimoto, Tetsuro Sayama

World Neurosurg· December 2017

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Sequential changes of arterial spin-labeling perfusion MR images with dual postlabeling delay following reconstructive surgery for giant internal carotid artery aneurysm.
Takafumi Shimogawa, Takato Morioka, Tomoaki Akiyama, Sei Haga, Shuji Arakawa, Tetsuro Sayama

Surg Neurol Int· September 2017

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Impact of low coagulation factor XIII activity in patients with chronic subdural hematoma associated with cerebrospinal fluid hypovolemia: A retrospective study.
Takafumi Shimogawa, Takato Morioka, Tetsuro Sayama, Tomoaki Akiyama, Sei Haga

Surg Neurol Int· August 2017

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Ruptured Aneurysm of an Aberrant Internal Carotid Artery Successfully Treated with Simultaneous Intervention and Surgery in a Hybrid Operating Room.
Yoichiro Kawamura, Tetsuro Sayama, Naoki Maehara, Ataru Nishimura, Koji Iihara

World Neurosurg· June 2017

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The initial use of arterial spin labeling perfusion and diffusion-weighted magnetic resonance images in the diagnosis of nonconvulsive partial status epileptics.
Takafumi Shimogawa, Takato Morioka, Tetsuro Sayama, Sei Haga, Yuka Kanazawa

Epilepsy Res· January 2017

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Optimal perioperative management of antithrombotic agents in patients with chronic subdural hematoma.
Toshiyuki Amano, Kenta Takahara, Naoki Maehara, Takafumi Shimogawa, Nobutaka Mukae, Tetsuro Sayama

Clin Neurol Neurosurg· December 2016

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Signal changes on magnetic resonance perfusion images with arterial spin labeling after carotid endarterectomy.
Takafumi Shimogawa, Takato Morioka, Tetsuro Sayama, Sei Haga, Tomoaki Akiyama

Surg Neurol Int· December 2016

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Current Trends and Healthcare Resource Usage in the Hospital Treatment of Primary Malignant Brain Tumor in Japan: A National Survey Using the Diagnostic Procedure Combination Database (J-ASPECT Study-Brain Tumor).
Koji Yoshimoto, Akiko Kada, Daisuke Kuga, Ryusuke Hatae, Hideki Murata, Tetsuro Sayama

Neurol Med Chir (Tokyo)· November 2016

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Arterial Spin-Labeling Magnetic Resonance Perfusion Imaging with Dual Postlabeling Delay in Internal Carotid Artery Steno-occlusion: Validation with Digital Subtraction Angiography.
Tomoaki Akiyama, Takato Morioka, Takafumi Shimogawa, Sei Haga, Tetsuro Sayama

J Stroke Cerebrovasc Dis· September 2016

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Prehospital antiplatelet use and functional status on admission of patients with non-haemorrhagic moyamoya disease: a nationwide retrospective cohort study (J-ASPECT study).
Daisuke Onozuka, Akihito Hagihara, Kunihiro Nishimura, Akiko Kada, Jyoji Nakagawara, Tetsuro Sayama

BMJ Open· March 2016

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Arterial Spin Labeling Perfusion Magnetic Resonance Image with Dual Postlabeling Delay: A Correlative Study with Acetazolamide Loading (123)I-Iodoamphetamine Single-Photon Emission Computed Tomography.
Sei Haga, Takato Morioka, Takafumi Shimogawa, Tomoaki Akiyama, Kei Murao, Tetsuro Sayama

J Stroke Cerebrovasc Dis· January 2016

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[Brain Abscess due to Infection with Dematiaceous Fungi Cladophialophora bantiana Associated with Hypogammaglobulinemia Following Gastrectomy: A Case Report].
Takafumi Shimogawa, Tetsuro Sayama, Sei Haga, Tomoaki Akiyama, Kosuke Makihara

No Shinkei Geka· January 2016

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[Infection Control Effect of Dietary Fluid with Whey Peptide in the Management of Patients with Severe Intracranial Hemorrhage During the Acute Stage].
Takafumi Shimogawa, Takato Morioka, Noriko Hagiwara, Tomoaki Akiyama, Tetsuro Sayama

Fukuoka Igaku Zasshi· November 2015

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Detection of proneural/mesenchymal marker expression in glioblastoma: temporospatial dynamics and association with chromatin-modifying gene expression.
Hideki Murata, Koji Yoshimoto, Ryusuke Hatae, Yojiro Akagi, Masahiro Mizoguchi, Tetsuro Sayama

J Neurooncol· October 2015

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[Delayed Hydrocephalus Following Embolization with Hydrogel Coils for an Unruptured Aneurysm at the Tip of the Basilar Artery:A Case Report].
Takafumi Shimogawa, Osamu Ito, Shinya Yamaguchi, Tetsuro Sayama, Sei Haga

No Shinkei Geka· September 2015

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[Visionary Approach to Neurosurgery].
Koji Iihara, Masahiro Mizoguchi, Koji Yoshimoto, Tetsuro Sayama, Toshiyuki Amano

Fukuoka Igaku Zasshi· April 2015

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[Cerebellar abscess due to infection with the anaerobic bacteria fusobacterium nucleatum: a case report].
Takafumi Shimogawa, Tetsuro Sayama, Sei Haga, Tomoaki Akiyama, Takato Morioka

No Shinkei Geka· February 2015

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[Patients with intractable epilepsy who achieved good seizure control after craniotomy instead of vagal nerve stimulation].
Takato Morioka, Takashi Shimogawa, Tetsuro Sayama, Kimiaki Hashiguchi, Nobuya Murakami

No Shinkei Geka· December 2014

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