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F. Oka · SciRah

Researcher profile · Semantic Scholar

F. Oka

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F. Oka — researcher profile on SciRah

h-index: 22
Works: 86
Citations: 1,291

Most-cited papers

VAGUS NERVE STIMULATION INHIBITS CORTICAL SPREADING DEPRESSION
Shih-Pin Chen, I. Ay, Andréia Lopes de Morais, T. Qin +6 more
2016Pain146 citations Open access
Semantic Scholar
Spreading depolarizations trigger caveolin-1-dependent endothelial transcytosis
H. Sadeghian, Baptiste Lacoste, T. Qin, Xavier Toussay +6 more
2018Annals of Neurology100 citations Open access
Semantic Scholar
Determinants of Optogenetic Cortical Spreading Depolarizations
D. Chung, H. Sadeghian, T. Qin, S. Lule +11 more
2019Cerebral Cortex55 citations Open access
Semantic Scholar
Cilostazol decreases duration of spreading depolarization and spreading ischemia after aneurysmal subarachnoid hemorrhage
Kazutaka Sugimoto, S. Nomura, Satoshi Shirao, Takao Inoue +16 more
2018Annals of Neurology53 citations
Semantic Scholar
Spreading depolarizations: A therapeutic target against delayed cerebral ischemia after subarachnoid hemorrhage
D. Chung, F. Oka, C. Ayata
2016Journal of clinical neurophysiology46 citations Open access
Semantic Scholar
Real-time non-invasive in vivo visible light detection of cortical spreading depolarizations in mice
D. Chung, Kazutaka Sugimoto, Paul Fischer, M. Böhm +10 more
2018Journal of Neuroscience Methods42 citations Open access
Semantic Scholar
Neurotoxic Effects of Exogenous Recombinant Tissue-Type Plasminogen Activator on the Normal Rat Brain
H. Goto, H. Fujisawa, F. Oka, S. Nomura +5 more
2007Journal of Neurotrauma41 citations
Semantic Scholar
The influence of focal brain cooling on neurophysiopathology: validation for clinical application.
Takayuki Oku, M. Fujii, Nobuhiro Tanaka, H. Imoto +10 more
2009Journal of Neurosurgery39 citations
Semantic Scholar
Delayed Cerebral Ischemia After Subarachnoid Hemorrhage: Experimental-Clinical Disconnect and the Unmet Need
F. Oka, D. Chung, Michiyasu Suzuki, C. Ayata
2019Neurocritical Care37 citations Open access
Semantic Scholar
Cerebral hemodynamic benefits after carotid artery stenting in patients with near occlusion.
F. Oka, H. Ishihara, S. Kato, Takayuki Oku +3 more
2013Journal of Vascular Surgery36 citations Open access
Semantic Scholar
Subarachnoid hemorrhage leads to early and persistent functional connectivity and behavioral changes in mice
D. Chung, F. Oka, Gina Jin, Andrea M. Harriott +10 more
2019bioRxiv31 citations Open access
Semantic Scholar
Changes in glutamate concentration, glucose metabolism, and cerebral blood flow during focal brain cooling of the epileptogenic cortex in humans
S. Nomura, M. Fujii, Takao Inoue, Yeting He +10 more
2014Epilepsia30 citations
Semantic Scholar
Cerebral infarction associated with benign mucin-producing adenomyosis: report of two cases
Koki Okazaki, F. Oka, H. Ishihara, Michiyasu Suzuki
2018BMC Neurology28 citations Open access
Semantic Scholar
Cognitive dysfunction might be improved in association with recovered neuronal viability after intracranial meningioma resection.
H. Koizumi, M. Ideguchi, H. Iwanaga, Satoshi Shirao +7 more
2014Brain Research26 citations
Semantic Scholar
Cerebral Hemodynamic Benefits after Contralateral Carotid Artery Stenting in Patients with Internal Carotid Artery Occlusion
F. Oka, H. Ishihara, S. Kato, M. Higashi +1 more
2013American Journal of Neuroradiology26 citations Open access
Semantic Scholar
Intracranial pressure spikes trigger spreading depolarizations.
F. Oka, H. Sadeghian, M. A. Yaseen, B. Fu +9 more
2021Brain : a journal of neurology25 citations Open access
Semantic Scholar
Cognitive outcome differences on the side of carotid artery stenting.
H. Ishihara, F. Oka, Satoshi Shirao, S. Kato +3 more
2013Journal of Vascular Surgery25 citations Open access
Semantic Scholar
Requisite ischemia for spreading depolarization occurrence after subarachnoid hemorrhage in rodents
F. Oka, Ulrike Hoffmann, J. H. Lee, H. Shin +8 more
2017Journal of Cerebral Blood Flow and Metabolism24 citations Open access
Semantic Scholar
Reliability of laser speckle flow imaging for intraoperative monitoring of cerebral blood flow during cerebrovascular surgery: comparison with cerebral blood flow measurement by single photon emission computed tomography.
S. Nomura, Takao Inoue, H. Ishihara, H. Koizumi +3 more
2014World Neurosurgery23 citations
Semantic Scholar
Reproducibility of Cerebral Blood Flow Assessment using a Quantitative SPECT Reconstruction Program and Split-Dose 123I-Iodoamphetamine in Institutions with Different γ-Cameras and Collimators
H. Yoneda, Satoshi Shirao, H. Koizumi, F. Oka +5 more
2012Journal of Cerebral Blood Flow and Metabolism23 citations Open access
Semantic Scholar
Importance of Early Postoperative Body Temperature Management for Treatment of Subarachnoid Hemorrhage.
E. Suehiro, Hirokazu Sadahiro, H. Goto, Takayuki Oku +7 more
2016Journal of Stroke & Cerebrovascular Diseases22 citations
Semantic Scholar
Endothelial Dysfunction Abrogates the Efficacy of Normobaric Hyperoxia in Stroke
H. Shin, F. Oka, J. H. Kim, D. Atochin +2 more
2014Journal of Neuroscience22 citations Open access
Semantic Scholar
Hounsfield Unit Value of Interpeduncular Cistern Hematomas Can Predict Symptomatic Vasospasm.
H. Ishihara, F. Oka, R. Kawano, Mizuya Shinoyama +3 more
2019Stroke21 citations
Semantic Scholar
Ischemic stroke due to dissection of intracranial internal carotid artery: implications for early surgical treatment.
F. Oka, H. Shimizu, Y. Matsumoto, Mika Watanabe +1 more
2008Surgical Neurology21 citations
Semantic Scholar
Intra-operative monitoring of lower extremity motor-evoked potentials by direct cortical stimulation.
Y. Maruta, M. Fujii, H. Imoto, S. Nomura +12 more
2012Clinical Neurophysiology19 citations
Semantic Scholar
Total resection of a hemorrhagic tectal pilocytic astrocytoma--case report.
F. Oka, Y. Yamashita, T. Kumabe, T. Tominaga
2007Neurologia medico-chirurgica19 citations Open access
Semantic Scholar
Continuous Monitoring of Spreading Depolarization and Cerebrovascular Autoregulation after Aneurysmal Subarachnoid Hemorrhage.
Kazutaka Sugimoto, Satoshi Shirao, H. Koizumi, Takao Inoue +9 more
2016Journal of Stroke & Cerebrovascular Diseases18 citations
Semantic Scholar
Intravenous thrombolysis with recombinant tissue plasminogen activator in a stroke patient treated with rivaroxaban.
H. Ishihara, H. Torii, H. Imoto, F. Oka +2 more
2014Journal of Stroke & Cerebrovascular Diseases18 citations
Semantic Scholar
Adverse events after unruptured cerebral aneurysm treatment: a single-center experience with clipping/coil embolization combined units.
Michiyasu Suzuki, H. Yoneda, H. Ishihara, Satoshi Shirao +8 more
2015Journal of Stroke & Cerebrovascular Diseases17 citations
Semantic Scholar
Seasonal Variation in the Incidence of Aneurysmal Subarachnoid Hemorrhage Associated with Age and Gender: 20-Year Results from the Yamaguchi Cerebral Aneurysm Registry
H. Ishihara, Ichiro Kunitsugu, S. Nomura, H. Koizumi +6 more
2013Neuroepidemiology16 citations
Semantic Scholar
Neuroprotective effects of focal brain cooling on photochemically-induced cerebral infarction in rats: analysis from a neurophysiological perspective.
Yeting He, M. Fujii, Takao Inoue, S. Nomura +10 more
2013Brain Research16 citations
Semantic Scholar
CADASIL mutations sensitize the brain to ischemia via spreading depolarizations and abnormal extracellular potassium homeostasis
F. Oka, Jeong Hyun Lee, I. Yuzawa, Mei Li +13 more
2022Journal of Clinical Investigation15 citations Open access
Semantic Scholar
Safety and Time Course of Drip-and-Ship in Treatment of Acute Ischemic Stroke.
H. Ishihara, F. Oka, Takayuki Oku, Mizuya Shinoyama +3 more
2017Journal of Stroke & Cerebrovascular Diseases15 citations
Semantic Scholar
A Novel Trigger for Cholesterol-Dependent Smooth Muscle Contraction Mediated by the Sphingosylphosphorylcholine-Rho-Kinase Pathway in the Rat Basilar Artery: A Mechanistic Role for Lipid Rafts
Satoshi Shirao, H. Yoneda, Mizuya Shinoyama, Kazutaka Sugimoto +10 more
2015Journal of Cerebral Blood Flow and Metabolism14 citations Open access
Semantic Scholar
Association Between Spreading Depolarization and Delayed Cerebral Ischemia After Subarachnoid Hemorrhage: Post Hoc Analysis of a Randomized Trial of the Effect of Cilostazol on Delayed Cerebral Ischemia
Akiko Kawano, Kazutaka Sugimoto, S. Nomura, Takao Inoue +5 more
2021Neurocritical Care13 citations
Semantic Scholar
Peri-infarct hot-zones have higher susceptibility to optogenetic functional activation-induced spreading depolarizations
Kazutaka Sugimoto, D. Chung, M. Böhm, Paul Fischer +9 more
2020Stroke12 citations Open access
Semantic Scholar
Impact of Frailty on Medium-Term Outcome in Asymptomatic Patients After Carotid Artery Stenting.
H. Ishihara, F. Oka, H. Goto, Takuma Nishimoto +4 more
2019World Neurosurgery12 citations
Semantic Scholar
Postoperative dural arteriovenous fistula in a patient with Cowden disease: a case report.
Hirokazu Sadahiro, H. Ishihara, H. Goto, F. Oka +3 more
2014Journal of Stroke & Cerebrovascular Diseases12 citations
Semantic Scholar
Timing of Direct Oral Anticoagulants for Hemorrhagic Transformation After Endovascular Treatment in Acute Ischemic Stroke.
Takuma Nishimoto, F. Oka, Koki Okazaki, H. Ishihara
2022Journal of Stroke & Cerebrovascular Diseases11 citations
Semantic Scholar
Implantable Multi-Modality Probe for Subdural Simultaneous Measurement of Electrophysiology, Hemodynamics, and Temperature Distribution
T. Yamakawa, Takao Inoue, M. Niwayama, F. Oka +3 more
2019IEEE Transactions on Biomedical Engineering10 citations Open access
Semantic Scholar
Idiopathic basal ganglia calcification associated with cerebral micro-infarcts: a case report
Takuma Nishimoto, F. Oka, H. Ishihara, Mizuya Shinoyama +1 more
2018BMC Neurology9 citations Open access
Semantic Scholar
Strategies and Pitfalls of Motor-Evoked Potential Monitoring during Supratentorial Aneurysm Surgery.
Y. Maruta, M. Fujii, H. Imoto, S. Nomura +12 more
2016Journal of Stroke & Cerebrovascular Diseases9 citations
Semantic Scholar
Relationship between Aging and Enlargement of Intracranial Aneurysms.
S. Nomura, Ichiro Kunitsugu, H. Ishihara, H. Koizumi +4 more
2015Journal of Stroke & Cerebrovascular Diseases9 citations
Semantic Scholar
Endovascular Treatment of a Vertebral Artery Aneurysm via Puncture of the Surgically Exposed Vertebral Artery
F. Oka, H. Ishihara, S. Kato, M. Shinoyama +1 more
2011Interventional Neuroradiology9 citations Open access
Semantic Scholar
Multiple ischemic strokes caused by nonbacterial thrombotic endocarditis because of gallbladder cancer: a case report.
A. Yamane, Hirokazu Sadahiro, H. Goto, Akinori Inamura +5 more
2014Journal of Stroke & Cerebrovascular Diseases8 citations
Semantic Scholar
Relationship between cerebral hyperperfusion syndrome and the immediate change of cerebral blood flow after carotid artery stenting evaluated by single-photon emission computed tomography
Takuma Nishimoto, F. Oka, Koki Okazaki, H. Ishihara
2021Neuroradiology7 citations
Semantic Scholar
Fragmental or massive embolization in cardiogenic stroke caused by nonvalvular atrial fibrillation.
Hirokazu Sadahiro, Akinori Inamura, H. Ishihara, Ichiro Kunitsugu +6 more
2014Journal of Stroke & Cerebrovascular Diseases7 citations
Semantic Scholar
Association of Time Course of Thrombectomy and Outcomes for Large Acute Ischemic Region: RESCUE–Japan LIMIT Subanalysis
H. Ishihara, Takuma Nishimoto, M. Shimokawa, F. Oka +12 more
2023medRxiv6 citations Open access
Semantic Scholar
Endoscopically observed outer membrane of chronic subdural hematoma after endovascular embolization of middle meningeal artery
S. Nomura, Kohei Haji, Y. Fujiyama, Takuma Nishimoto +2 more
2022Surgical neurology international6 citations Open access
Semantic Scholar
Thrombolysis with rt-PA under Rivaroxaban Anticoagulation in a Hypertensive Rat Model of Intraluminal Middle Cerebral Artery Occlusion.
H. Izuma, F. Oka, H. Ishihara, Takao Inoue +3 more
2018Journal of Stroke & Cerebrovascular Diseases6 citations
Semantic Scholar

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