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H. Yamagami · SciRah

Researcher profile · Semantic Scholar

H. Yamagami

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H. Yamagami — researcher profile on SciRah

h-index: 10
Works: 75
Citations: 312

Most-cited papers

Optimal Antithrombotics for Ischemic Stroke and Concurrent Atrial Fibrillation and Atherosclerosis: A Randomized Clinical Trial.
S. Okazaki, Kanta Tanaka, Y. Yazawa, R. Doijiri +20 more
2025JAMA Neurology22 citations Open access
Semantic Scholar
Noncontrast CT Selected Thrombectomy vs Medical Management for Late-Window Anterior Large Vessel Occlusion
Thanh N. Nguyen, R. Nogueira, M. Qureshi, S. Nagel +58 more
2024Neurology20 citations
Semantic Scholar
Safety and clinical outcomes of endovascular therapy versus medical management in late presentation of large ischemic stroke
A. Mujanović, D. Strbian, J. Demeestere, J. Marto +56 more
2024European Stroke Journal16 citations Open access
Semantic Scholar
Global challenges in the access of endovascular treatment for acute ischemic stroke (global MT access)
Ahmed Nasreldein, Wan Asyraf, Thanh N. Nguyen, S. Martins +27 more
2025International Journal of Stroke14 citations
Semantic Scholar
Endovascular thrombectomy for patients with large-core ischaemic stroke presenting up to 24 h after onset (ATLAS): a systematic review and individual patient data meta-analysis with central imaging adjudication.
A. Sarraj, G. Thomalla, S. Yoshimura, X. Huo +61 more
2026The Lancet13 citations
Semantic Scholar
CLEAR Thrombectomy Score: An Index to Estimate the Probability of Good Functional Outcome With or Without Endovascular Treatment in the Late Window for Anterior Circulation Occlusion
J. Siegler, Manisha Koneru, M. Qureshi, M. Doheim +56 more
2024Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease13 citations Open access
Semantic Scholar
Detrimental Effect of Acute Hyperglycemia on the Outcomes of Large Ischemic Region Stroke
Kanta Tanaka, Takeshi Yoshimoto, Junpei Koge, H. Yamagami +13 more
2024Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease12 citations
Semantic Scholar
Outcomes of Bridging Intravenous Thrombolysis Versus Endovascular Therapy Alone in Late-Window Acute Ischemic Stroke
J. Demeestere, M. Qureshi, Lieselotte Vandewalle, A. Wouters +57 more
2024Stroke12 citations Open access
Semantic Scholar
Sex Differences in Outcomes of Late-Window Endovascular Stroke Therapy
M. Abdalkader, Shen Ning, M. Qureshi, D. Haussen +59 more
2024Stroke12 citations Open access
Semantic Scholar
Atrial Fibrillation Detection and Ischemic Stroke Recurrence in Cryptogenic Stroke: A Retrospective, Multicenter, Observational Study
Kenichi Todo, S. Okazaki, R. Doijiri, Hidekazu Yamazaki +15 more
2024Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease12 citations Open access
Semantic Scholar
Higher Frequency of Premature Atrial Contractions Correlates With Atrial Fibrillation Detection after Cryptogenic Stroke
Yuki Shimada, Kenichi Todo, R. Doijiri, Hidekazu Yamazaki +16 more
2024Stroke10 citations Open access
Semantic Scholar
Endovascular Therapy for Patients With Low NIHSS Scores and Large Vessel Occlusion in the 6- to 24-Hour Window
J. Marto, M. Qureshi, S. Nagel, R. Nogueira +52 more
2025Neurology9 citations Open access
Semantic Scholar
Randomized Controlled Trial of Cilostazol Addition for In-Stent Restenosis After Carotid Artery Stenting
H. Yamagami, Tomohiko Ozaki, K. Ogasawara, Izumi Nagata +11 more
2024Stroke9 citations Open access
Semantic Scholar
Endovascular Therapy in the Extended Time Window for Large Vessel Occlusion in Patients With Pre-Stroke Disability
Kanta Tanaka, H. Yamagami, M. Qureshi, Kazutaka Uchida +54 more
2024Journal of Stroke9 citations Open access
Semantic Scholar
Recent Advances in Stroke Genetics—Unraveling the Complexity of Cerebral Infarction: A Brief Review
T. Yoshimoto, H. Yamagami, Y. Matsumaru
2025Genes8 citations
Semantic Scholar
Intravenous alteplase before endovascular therapy for acute large vessel occlusion with large ischemic core: subanalysis of a randomized clinical trial
Seigo Shindo, K. Uchida, Shinichi Yoshimura, N. Sakai +11 more
2023Journal of NeuroInterventional Surgery8 citations
Semantic Scholar
First-in-human trial of a self-expandable, temporary dilation system for intracranial atherosclerotic disease in patients presenting with acute ischemic stroke
Tsuyoshi Ohta, M. Takeuchi, H. Yamagami, Kazuma Tsuto +9 more
2023Journal of NeuroInterventional Surgery8 citations Open access
Semantic Scholar
Optimal Endovascular Therapy Technique for Isolated Intracranial Atherothrombotic Stroke-Related Large-Vessel Occlusion in the Acute-to-Subacute Stage
M. Beppu, K. Uchida, Nobuyuki Sakai, H. Yamagami +20 more
2024American Journal of Neuroradiology7 citations Open access
Semantic Scholar
Real-World Patent Foramen Ovale (PFO) Closure in Japan - 30-Day Clinical Outcomes From the AmplatzerTM PFO Occluder Japan Post-Marketing Surveillance Study.
Teiji Akagi, Hidehiko Hara, Hideaki Kanazawa, Shigefumi Fukui +8 more
2024Circulation Journal7 citations Open access
Semantic Scholar
Expanding the Treatable Imaging Profile in Patients With Large Ischemic Stroke: Subanalysis From a Randomized Clinical Trial
M. Inoue, T. Yoshimoto, H. Yamagami, K. Toyoda +10 more
2024Stroke6 citations
Semantic Scholar
Von Willebrand Factor Antigen Levels Predict Poor Outcomes in Patients With Stroke and Cancer: Findings From the Multicenter, Prospective, Observational SCAN Study
Tomohiro Kawano, Y. Gon, M. Sakaguchi, H. Yamagami +10 more
2024Journal of the American Heart Association : Cardiovascular and Cerebrovascular Disease6 citations Open access
Semantic Scholar
Impact of atherosclerotic etiology on technical and clinical outcomes of mechanical thrombectomy with a stent retriever: subanalysis of the Japan Trevo Registry
Shuntaro Kuwahara, K. Uchida, Nobuyuki Sakai, H. Yamagami +8 more
2024Journal of NeuroInterventional Surgery6 citations
Semantic Scholar
Treatment practice of vasospasm during endovascular thrombectomy: an international survey
J. Jesser, Thanh N. Nguyen, A. Dmytriw, H. Yamagami +15 more
2023medRxiv6 citations Open access
Semantic Scholar
Effect of intravenous alteplase before endovascular therapy for atherothrombotic stroke-related large vessel occlusion: subanalysis of the RESCUE AT-LVO registry
H. Hayashi, Satoshi Namitome, Seigo Shindo, Shinichi Yoshimura +24 more
2025Stroke and vascular neurology5 citations
Semantic Scholar
Endovascular Therapy for Late-Window M2-Segment Middle Cerebral Artery Occlusion: Analysis of the CLEAR Study.
S. Winzer, D. Kaiser, M. Qureshi, A. Castonguay +57 more
2025Stroke5 citations Open access
Semantic Scholar
Efficacy and safety of adrenomedullin for acute ischemic stroke (AMFIS): a phase 2, randomized, double-blinded, placebo-controlled, clinical trial
T. Yoshimoto, S. Saito, K. Omae, Kenta Tanaka +15 more
2024EClinicalMedicine5 citations Open access
Semantic Scholar
ESOC 2022 – Late Breaking Science, Ongoing Trials & Young Stroke Physicians and Researchers
T. N. Nguyen, M. Qureshi, P. Klein, R. Mikulík +46 more
2022European Stroke Journal5 citations Open access
Semantic Scholar
E-148 Endovascular therapy in ischemic stroke with acute large vessel occlusion-recovery by endovascular salvage for cerebral ultra-acute embolism japan registry 2
S. Yoshimura, Nobuyuki Sakai, H. Yamagami, T. Morimoto
20185 citations
Semantic Scholar
Early neurological changes following endovascular therapy for acute stroke due to intracranial atherosclerotic disease.
K. Uchida, H. Yamagami, Nobuyuki Sakai, Koji Iihara +8 more
2024Journal of Neurological Sciences4 citations
Semantic Scholar
Japan Trevo Registry: Real-world Registry of Stent Retriever Alone or in Combined Therapy with Aspiration Catheter for Acute Ischemic Stroke in Japan
K. Uchida, Nobuyuki Sakai, H. Yamagami, Kohei Uemura +20 more
2023Neurologia medico-chirurgica4 citations Open access
Semantic Scholar
P2Y12 Reaction Units With Prasugrel in Acute Large Artery Atherosclerosis and Transient Ischemic Attack: An Open-Label Randomized Controlled Study, ACUTE-PRAS.
Shigeru Fujimoto, Yasuyuki Iguchi, H. Yamagami, Masatoshi Koga +18 more
2025Circulation Journal3 citations Open access
Semantic Scholar
Global Impact of the COVID-19 Pandemic on Cerebral Venous Thrombosis and Mortality
Thanh N. Nguyen, M. Qureshi, P. Klein, H. Yamagami +22 more
2024Journal of Stroke3 citations Open access
Semantic Scholar
Relationship between initial B-type natriuretic peptide levels and detection of atrial fibrillation with an insertable cardiac monitor in cryptogenic stroke: CRYPTON-ICM registry
Takuya Moriyama, Kenichi Todo, H. Yamagami, Yoko Kimura +13 more
2024Frontiers in Neurology3 citations Open access
Semantic Scholar
Clinical characteristics of stroke in SARS-CoV-2 infected patients in Japan: A prospective nationwide study.
Yasuhiro Nishiyama, Susumu Miyamoto, M. Sakaguchi, N. Sakai +9 more
2024Journal of Neurological Sciences3 citations Open access
Semantic Scholar
Impact of Intracranial Hemorrhage After Endovascular Treatment for Medium Vessel Occlusion
Satoru Fujiwara, Kazutaka Uchida, Tsuyoshi Ohta, Nobuyuki Ohara +11 more
2024Neurosurgery3 citations
Semantic Scholar
Hemorrhagic Complications Following Endovascular Treatment for Atherothrombotic Large Vessel Occlusion
Satoru Fujiwara, Kazutaka Uchida, Tsuyoshi Ohta, Nobuyuki Ohara +24 more
2025Journal of Stroke2 citations Open access
Semantic Scholar
Technical and clinical outcomes of thrombectomy in patients with acute medium vessel occlusion and large vessel occlusion; sub-analyses of Japan Trevo registry.
Shuntaro Kuwahara, K. Uchida, Nobuyuki Sakai, H. Yamagami +8 more
2024Journal of Neurological Sciences2 citations
Semantic Scholar
Characteristics and prognostic impact of unsuccessful recanalization after endovascular therapy for acute ischemic stroke.
Satoru Fujiwara, Kazutaka Uchida, Fumihiro Sakakibara, Nobuyuki Sakai +10 more
2024Journal of Neurological Sciences2 citations
Semantic Scholar
Treatment results of carotid artery stenting with an open-cell stent: Analysis of 734 consecutive cases at a single center.
Y. Omura, H. Imamura, S. Tani, Hidemitsu Adachi +14 more
2024World Neurosurgery2 citations
Semantic Scholar
[Cerebral Embolism:System of Care].
H. Yamagami
2023No shinkei geka. Neurological surgery2 citations
Semantic Scholar
Abstract 14: Global Impact of the Covid-19 Pandemic on Subarachnoid Hemorrhage
Thanh N. Nguyen, D. Haussen, M. Qureshi, H. Yamagami +31 more
2021Stroke2 citations
Semantic Scholar
P2Y12 Inhibitor Response By Patient Background Factors: An ExploratoryPost Hoc Subgroup Analysis of the ACUTE-PRAS Study
Shigeru Fujimoto, Yasuyuki Iguchi, H. Yamagami, Masatoshi Koga +18 more
2026Journal of atherosclerosis and thrombosis1 citations Open access
Semantic Scholar
Impact of Intracranial Atherosclerosis and Cerebral Small Vessel Disease on Overt Vascular Events During Antithrombotic Therapy
Kaori Miwa, Masatoshi Koga, Kanta Tanaka, Y. Yakushiji +14 more
2026European Journal of Neurology1 citations Open access
Semantic Scholar
Society of Vascular and Interventional Neurology (SVIN) Stroke Interventional Laboratory Consensus (SILC) Criteria for Training Standards and Maintenance of Certification in Neurointervention
O. Mansour, Kaiz S. Asif, Roberta Novakovic-White, Boris Pabon +21 more
2025Stroke1 citations Open access
Semantic Scholar
Improving Measurement Accuracy of the Degree of Carotid In‐Stent Stenosis Using CT Angiography: A Comparison With DSA
I. Uwano, Yoshiyuki Watanabe, K. Noguchi, M. Sasaki +2 more
2025Stroke1 citations Open access
Semantic Scholar
Outcomes of Witnessed Versus Unwitnessed Patients With Stroke After Endovascular Therapy in the Extended Time Window
L. Tomppo, N. Martinez-Majander, M. Qureshi, Thanh N. Nguyen +48 more
2025Stroke1 citations Open access
Semantic Scholar
Image Quality Evaluation for Brain Soft Tissue in Neuroendovascular Treatment by Dose-Reduction Mode of Dual-Axis “Butterfly” Scan
Hisayuki Hosoo, Yoshiro Ito, Koji Hirata, Mikito Hayakawa +4 more
2024American Journal of Neuroradiology1 citations Open access
Semantic Scholar
Outcomes of patients with cerebral microbleeds undergoing percutaneous coronary intervention and dual antiplatelet therapy
M. Fujino, T. Noguchi, Takako Torii-Yoshimura, Y. Okuno +7 more
2024Heart and Vessels1 citations
Semantic Scholar
Optimal antithrombotic therapy in ischemic stroke patients with non-valvular atrial fibrillation and atherothrombosis: study protocol for a randomized controlled trial
S. Okazaki, H. Yamamoto, K. Asakura, K. Omae +12 more
2024Frontiers in Neurology1 citations Open access
Semantic Scholar
Association of perioperative P2Y12 inhibitor administration with outcomes for tandem occlusion: RESCUE AT-LVO sub-study
Takeshi Yoshimoto, H. Yamagami, Nobuyuki Sakai, Kazutaka Uchida +20 more
2024Frontiers in Neurology1 citations Open access
Semantic Scholar

Frequent co-authors

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Nobuyuki Sakai×22
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Nobuyuki Sakai — researcher profile on SciRah
Shinichi Yoshimura×19
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Shinichi Yoshimura — researcher profile on SciRah
H. Imamura×13
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H. Imamura — researcher profile on SciRah
Kazutaka Uchida×12
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Kazutaka Uchida — researcher profile on SciRah

J. Demeestere×12

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J. Demeestere — researcher profile on SciRah

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D. Haussen — researcher profile on SciRah

Fumihiro Sakakibara×12

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Fumihiro Sakakibara — researcher profile on SciRah

Kanta Tanaka×11

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Kanta Tanaka — researcher profile on SciRah

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M. Qureshi — researcher profile on SciRah

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O. Zaidat — researcher profile on SciRah

M. Mohammaden×11

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M. Mohammaden — researcher profile on SciRah

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P. Klein — researcher profile on SciRah