Ryosuke Ogura
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Explore the profile of Ryosuke Ogura including associated specialties, affiliations and a list of published articles.
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25
Citations
121
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Recent Articles
1.
Tsukamoto Y, Natsumeda M, Takahashi H, On J, Seto H, Saito T, et al.
Neurosurg Pract
. 2025 Feb;
4(2):e00040.
PMID: 39958377
Background: Pleomorphic xanthoastrocytoma (PXA) (World Health Organization grade II) is classified as a relatively benign and circumscribed glioma; however, anaplastic PXA (APXA, World Health Organization grade III) has a poorer...
2.
Oishi M, Ogura R
No Shinkei Geka
. 2024 Mar;
52(2):279-288.
PMID: 38514117
We established a unique pre-surgical simulation method by applying interactive virtual simulation(IVS)using multi-fusion three-dimensional imaging data, presenting high-quality visualization of microsurgical anatomies. Our IVS provided a realistic environment for imitating...
3.
Takahashi H, Natsumeda M, Hara N, Koyama A, Shimizu H, Miyashita A, et al.
Acta Neuropathol Commun
. 2024 Jan;
12(1):14.
PMID: 38254245
Neurocutaneous melanosis (NCM) is a rare congenital neurocutaneous syndrome characterized by congenital melanocytic nevus of skin and abnormal proliferation of leptomeningeal melanocytes. Early acquisition of post-zygotic somatic mutations has been...
4.
On J, Natsumeda M, Takahashi H, Koyama A, Shibuma S, Shibata N, et al.
J Neurooncol
. 2024 Jan;
166(2):273-282.
PMID: 38227143
Purpose: Liquid biopsy of cyst fluid in brain tumors has not been extensively studied to date. The present study was performed to see whether diagnostic genetic alterations found in brain...
5.
Ogura R, Fujiwara H, Natsumeda M, Hiraishi T, Sano M, Oishi M
Childs Nerv Syst
. 2023 Nov;
40(4):1129-1136.
PMID: 37987859
Purpose: Untethering surgery for lumbosacral lipoma is a preventive procedure, and avoidance of complications and good long-term outcomes are required. We introduced presurgical interactive virtual simulation (IVS) applying three-dimensional multifusion...
6.
Ogura R, Hasegawa H, Kumagai S, Takahashi H, Fujiwara H, Yoshimura J, et al.
J Neuroendovasc Ther
. 2023 Jul;
14(3):112-117.
PMID: 37502386
Objective: For curative Onyx embolization of dural arteriovenous fistulas (dAVF) with multiple feeders, it is essential to select the optimal target artery as well as to control the blood flow...
7.
Seto H, Ogura R, Hiraishi T, Tsukamoto Y, Saito T, Shibuma S, et al.
J Neurosurg Case Lessons
. 2023 Mar;
5(12).
PMID: 36941198
Background: Cerebellopontine angle (CPA) lipoma-associated hemifacial spasm (HFS) is rare. As the removal of CPA lipomas has a high risk of worsening the neurological symptoms, surgical exploration is warranted only...
8.
Saito S, Natsumeda M, Sainouchi M, Takino T, Shibuya K, On J, et al.
Neuropathology
. 2022 Sep;
42(6):519-525.
PMID: 36146951
Neurenteric cyst (NC) shows benign histopathology and rarely demonstrate malignant transformation. We herein describe a case of NC that exhibited malignant transformation. A 65-year-old female presented with gait disturbance due...
9.
Eda T, Okada M, Ogura R, Tsukamoto Y, Kanemaru Y, Watanabe J, et al.
Cancers (Basel)
. 2022 Feb;
14(3).
PMID: 35159037
Multimodal therapy including surgery, radiation treatment, and temozolomide (TMZ) is performed on glioblastoma (GBM). However, the prognosis is still poor and there is an urgent need to develop effective treatments...
10.
Natsumeda M, Igarashi H, Gabdulkhaev R, Takahashi H, Motohashi K, Ogura R, et al.
Diagnostics (Basel)
. 2021 Nov;
11(11).
PMID: 34829476
We have previously published a study on the reliable detection of 2-hydroxyglutarate (2HG) in lower-grade gliomas by magnetic resonance spectroscopy (MRS). In this short article, we re-evaluated five glioma cases...