Publications by authors named "Norio Ichimasu"

Claim this Profile
S
Surgical Concept and Long-Term Outcomes of Various Case-by-Case Decompressive Techniques for Trigeminal Neuralgia Caused by the Trigeminocerebellar Artery.
Norio Ichimasu, Yutaka Takusagawa, Katsuya Umeoka, Nobuyuki Nakajima, Ken Matsushima

Oper Neurosurg· November 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
L
Long-term prognosis of preserved hearing function after surgery in patients with cerebellopontine angle tumors other than vestibular schwannoma.
Norio Ichimasu, Michihiro Kohno, Nobuyuki Nakajima, Kyosuke Matsunaga, Ken Matsushima

Acta Neurochir (Wien)· July 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Comparison of Surgical Outcomes in Microscopic and Fully Endoscopic Microvascular Decompression for Hemifacial Spasm.
Kyosuke Matsunaga, Norio Ichimasu, Nobuyuki Nakajima, Michihiro Kohno

Neurol Med Chir (Tokyo)· May 2025

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
S
Symptomatic Subsidence of a Box-Shaped Titanium Cage After Anterior Cervical Discectomy and Fusion: Two Case Reports and Review of the Literature.
Satoshi Tanaka, Shinsuke Yoshida, Ryosuke Tomio, Norio Ichimasu, Ai Kawaguchi

Cureus· July 2024

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
P
Patient with Diffuse Midline Glioma, H3 K27-altered, Carrying an Mutation Who Experienced Thalamic Hemorrhage: A Case Report and Literature Review.
Kyosuke Matsunaga, Shinjiro Fukami, Nobuyuki Nakajima, Norio Ichimasu, Michihiro Kohno

NMC Case Rep J· November 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
F
Features of postoperative hearing function changes in patients with cerebellopontine angle and intratemporal tumors other than vestibular schwannomas.
Norio Ichimasu, Michihiro Kohno, Nobuyuki Nakajima, Hiroki Sakamoto, Ken Matsushima

J Neurosurg· January 2023

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
P
Pediatric vestibular schwannoma without evidence of neurofibromatosis: consecutive 18 microsurgical experiences.
Ken Matsushima, Michihiro Kohno, Norio Ichimasu, Nobuyuki Nakajima, Masanori Yoshino

Childs Nerv Syst· August 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Radio-pathological characteristics of malignant transformation of an epidermoid cyst in the cerebellopontine angle: A case report.
Hiroki Sakamoto, Jiro Akimoto, Masateru Tsutsumi, Ken Matsushima Ken, Norio Ichimasu

Surg Neurol Int· April 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Resection of petroclival clear cell meningioma by the anterior transpetrosal approach: diagnosis of rare pathology and improvement of preoperative hearing disturbance.
Ken Matsushima, Michihiro Kohno, Nobuyuki Nakajima, Norio Ichimasu, Sho Onodera

Neurosurg Focus Video· April 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Intraoperative Continuous Neuromonitoring for Vestibular Schwannoma Surgery: Real-Time, Quantitative, and Functional Evaluation.
Ken Matsushima, Michihiro Kohno, Hiroki Sakamoto, Norio Ichimasu, Nobuyuki Nakajima

World Neurosurg· February 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
P
Preoperative Facial Nerve Palsy in Patients With Vestibular Schwannoma: Clinical Features and Postoperative Functional Prognosis in a Case Series of 34 Among 1228 Consecutive Patients.
Ken Matsushima, Michihiro Kohno, Norio Ichimasu, Nobuyuki Nakajima, Masanori Yoshino

Oper Neurosurg· January 2022

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Intraoperative continuous vagus nerve monitoring with repetitive direct stimulation in surgery for jugular foramen tumors.
Ken Matsushima, Michihiro Kohno, Norio Ichimasu, Yujiro Tanaka, Nobuyuki Nakajima

J Neurosurg· October 2021

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
I
Importance of appropriate surgical approach selection for radical resection of cerebellopontine angle epidermoid cysts with preservation of cranial nerve functions: our experience of 54 cases.
Hiroki Sakamoto, Michihiro Kohno, Ken Matsushima, Norio Ichimasu, Nobuyuki Nakajima

Acta Neurochir (Wien)· September 2021

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
M
Management of Sigmoid Sinus Injury: Retrospective Study of 450 Consecutive Surgeries in the Cerebellopontine Angle and Intrapetrous Region.
Ken Matsushima, Michihiro Kohno, Yujiro Tanaka, Nobuyuki Nakajima, Norio Ichimasu

Oper Neurosurg· November 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
L
Long-term prognosis of preserved useful hearing after surgery in patients with vestibular schwannoma: a study of 91 cases.
Norio Ichimasu, Michihiro Kohno, Nobuyuki Nakajima, Ken Matsushima, Yujiro Tanaka

Acta Neurochir (Wien)· November 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
M
Microvascular decompression for trigeminal neuralgia caused by trigeminocerebellar artery.
Norio Ichimasu, Nobuyuki Nakajima, Ken Matsushima, Michihiro Kohno, Yutaka Takusagawa

Neurosurg Focus Video· October 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
Arterial spin labeling imaging correlates with the angiographic and clinical vascularity of vestibular schwannomas.
Yujiro Tanaka, Michihiro Kohno, Takao Hashimoto, Nobuyuki Nakajima, Hitoshi Izawa, Norio Ichimasu

Neuroradiology· April 2020

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
C
Combined Transpetrosal Approach With Preservation of Superior Petrosal Vein Drainage for a Cerebellopontine Angle Epidermoid Cyst Extending Into Meckel's Cave: 3-Dimensional Operative Video.
Ken Matsushima, Michihiro Kohno, Nobuyuki Nakajima, Norio Ichimasu

Oper Neurosurg· June 2019

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
R
Retrosigmoid Intradural Suprajugular Approach to Jugular Foramen Tumors with Intraforaminal Extension: Surgical Series of 19 Cases.
Ken Matsushima, Michihiro Kohno, Nobuyuki Nakajima, Hitoshi Izawa, Norio Ichimasu

World Neurosurg· May 2019

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
D
Dorsally Displaced Facial Nerve in Retrosigmoid Transmeatal Approach for Vestibular Schwannoma: 3-Dimensional Operative Video.
Ken Matsushima, Michihiro Kohno, Nobuyuki Nakajima, Norio Ichimasu

World Neurosurg· March 2019

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
T
Trochlear Nerve Repair during Retrosigmoid Suprameatal Approach for Petrotentorial Meningioma: Operative Video.
Ken Matsushima, Michihiro Kohno, Nobuyuki Nakajima, Norio Ichimasu

J Neurol Surg B Skull Base· December 2018

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
A
A case of unruptured aneurysm of the internal carotid artery presenting as olfactory hallucinations.
Jiro Akimoto, Norio Ichimasu, Rei Haraoka, Shinjiro Fukami, Michihiro Kohno

Surg Neurol Int· August 2017

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
E
Endovascular treatment of ruptured intracranial aneurysms in patients 70 years of age and older.
Daisuke Watanabe, Takao Hashimoto, Shunichi Koyama, H Tomoo Ohashi, Hirohumi Okada, Norio Ichimasu

Surg Neurol Int· August 2014

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis
U
Usefulness of embolization of the middle meningeal artery for refractory chronic subdural hematomas.
Takao Hashimoto, Tomoo Ohashi, Daisuke Watanabe, Syunichi Koyama, Hiroaki Namatame, Norio Ichimasu

Surg Neurol Int· September 2013

Social Media Activity not collected for this article yet.

Sign Up to Request Social Media Analysis