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Masatoshi Koga

national cerebral & cardiovascular center - japan

45H-index
541Paper Count
1.1WCitation Count
Published Papers 202
Publication Date
Nonstenotic carotid artery plaque in patients with cryptogenic stroke after ICM: A sub-analysis of the LOOK study
err2025-12-13
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PREAI
errTeppei Komatsu; Takehiro Katano; Satoshi Suda; Yasuyuki Iguchi; Masafumi Morimoto; Yoshifumi Tsuboi; Kazutaka Sonoda; Masatoshi Koga; Masafumi Ihara; Hidetomo Murakami; Yukako Yazawa; Kazumi Kimura
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Cilostazol Contributes to Risk Reduction of Stroke Recurrence without Mediating a Reduction of Blood Pressure: Results from CSPS.com
err2025-12-01
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PREAI
errMiwa, Kaori; Koga, Masatoshi; Omae, Katsuhiro; Kamogawa, Naruhiko; Uchiyama, Shinichiro; Hayami, Shoki; Shoji, Masatoshi; Hoshino, Haruhiko; Kimura, Kazumi; Minematsu, Kazuo; Yamaguchi, Takenori; Toyoda, Kazunori
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Reversible cerebral vasoconstriction syndrome with delayed vasospasms and subdural hematoma after cardiac transplantation: a case report
err2025-10-28
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errOAAI
errShuhei Egashira; Manabu Inoue; Tasuku Hada; Satsuki Fukushima; Yasumasa Tsukamoto; Masatoshi Koga; Kazunori Toyoda
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Intramural Hematoma in Extracranial Posterior Inferior Cerebellar Artery Dissection
err2025-10-21
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PREAI
errMasaya Shimozato MD; Naruhiko Kamogawa MD; Masatoshi Koga MD, PhD
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Clinical Characteristics in Adult Congenital Heart Disease Patients With Acute Stroke ― A Retrospective Analysis
err2025-09-01
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errOAAI
errMakita, Naoki; Inoue, Manabu; Kurosaki, Kenichi; Shiraishi, Isao; Ihara, Masafumi; Toyoda, Kazunori; Mizuno, Toshiki; Koga, Masatoshi
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Associations between fluid-attenuated inversion recovery vessel hyperintensities and Alberta stroke program early CT score and clinical outcomes in stroke patients with unknown time of onset: A sub-analysis from a randomized controlled trial
err2025-08-30
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PREAI
errManabu Inoue; Naruhiko Kamogawa; Masatoshi Koga; Sohei Yoshimura; Mayumi Fukuda-Doi; Kaori Miwa; Makoto Sasaki; Junya Aoki; Kazumi Kimura; Masafumi Ihara; Kazunori Toyoda
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Effect of renal function on dual antiplatelet therapy using cilostazol for stroke prevention: a CSPS.com trial post hoc analysis
err2025-08-18
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PREAI
errJunpei Koge; Kazunori Toyoda; Masatoshi Koga; Mayumi Fukuda-Doi; Shinichiro Uchiyama; Kazumi Kimura; Haruhiko Hoshino; Keiji Yamaguchi; Yasushi Okada; Nobuyuki Sakai; Kaori Miwa; Kazuo Minematsu; Takenori Yamaguchi
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Once- versus twice-daily direct oral anticoagulants after ischemic stroke in atrial fibrillation – A post-hoc analysis of the ELAN trial
err2025-08-11
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errOAAI
errAlexandros A Polymeris; Jean-Benoît Rossel; Masatoshi Koga; Daniel Strbian; Adhiyaman Vedamurthy; Manju Krishnan; Mattia Branca; Thomas Meinel; Espen Saxhaug Kristoffersen; Takeshi Yoshimoto; Kanta Tanaka; Takenobu Kunieda; Yusuke Yakushiji; Jochen Vehoff; Kosuke Matsuzono; Peter Slade; Jelle Demeestere; Alexander Salerno; Nicoletta G Caracciolo; Dimitri Hemelsoet; Stefan T Engelter; Elias Auer; Thomas Horvath; David J Seiffge; Martina Goeldlin; Jesse Dawson; Urs Fischer
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Collaboration on the optimal timing of anticoagulation after ischaemic stroke and atrial fibrillation: a systematic review and prospective individual participant data meta-analysis of randomised controlled trials (CATALYST)
err2025-06-23
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errOAAI
errHakim-Moulay Dehbi; Urs Fischer; Signild Åsberg; Truman J Milling; Stefanie Abend; Norin Ahmed; Mattia Branca; Lisa A Davis; Stefan T Engelter; Nick Freemantle; Thomas Gattringer; Tatevik Ghukasyan Lakic; Ziad Hijazi; Martin James; Masatoshi Koga; Patrick Lawrence; Robin Lemmens; Gregory Y H Lip; Susan Massingham; Philip S Nash; David J Werring
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Characteristics and outcomes in patients with in-hospital stroke: Japan stroke data bank
err2025-06-06
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PREAI
errKotaro Usui; Sohei Yoshimura; Shinichi Wada; Kazunori Toyoda; Kaori Miwa; Junpei Koge; Akiko Ishigami; Masayuki Shiozawa; Yoshihiro Miyamoto; Yukako Yazawa; Tomonori Kobayashi; Akira Handa; Naomichi Wada; Tatsuya Mizoue; Kazutoshi Nishiyama; Kazuo Minematsu; Masatoshi Koga
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Atrial fibrillation detection in cryptogenic stroke and a prediction score using imaging examination
err2025-06-01
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PREAI
errKatano, Takehiro; Suda, Satoshi; Morimoto, Masafumi; Tsuboi, Yoshifumi; Sonoda, Takuji; Sonoda, Kazutaka; Koga, Masatoshi; Ihara, Masafumi; Iguchi, Yasuyuki; Murakami, Hidetomo; Yazawa, Yukako; Kimura, Kazumi
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Direct oral anticoagulants versus warfarin for the management of left atrial appendage thrombus in patients with acute stroke
err2025-06-01
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PREAI
errNishimura, Takuya; Aoki, Junya; Sakamoto, Yuki; Shiozawa, Masayuki; Yoshimura, Sohei; Ihara, Masafumi; Koga, Masatoshi; Anan, Yuhei; Fujimoto, Shigeru; Terasawa, Yuka; Sakai, Kenichiro; Iguchi, Yasuyuki; Terakado, Mariko; Suzuki, Fumiaki; Kimura, Kazumi
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Increased risk of recurrent stroke in patients with impaired kidney function: results of a pooled analysis of individual patient data from the MICON international collaboration
err2025-04-01
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PREAI
errMolad, Jeremy; Miwa, Kaori; Nash, Philip S.; Ambler, Gareth; Best, Jonathan; Wilson, Duncan; Hallevi, Hen; Fandler-Hoefler, Simon; Eppinger, Sebastian; Du, Houwei; Al-Shahi Salman, Rustam; Jager, Hans R.; Lip, Gregory Y. H.; Goeldlin, Martina B.; Beyeler, Morin; Buecke, Philipp; El-Koussy, Marwan; Mattle, Heinrich Paul; Panos, Leonidas D.; van Dam-Nolen, Dianne H. K.; Dubost, Florian; Hendrikse, Jeroen; Kooi, M. Eline; Mess, Werner; Nederkoorn, Paul J.; Shiozawa, Masayuki; Christ, Nicolas; Bellut, Maximilian; Gunkel, Sarah; Karayiannis, Christopher; Van Ly, John; Singhal, Shaloo; Slater, Lee-Anne; Kim, Young Dae; Song, Tae-Jin; Lee, Keon-Joo; Lim, Jae-Sung; Hara, Hideo; Nishihara, Masashi; Tanaka, Jun; Yoshikawa, Masaaki; Demirelli, Derya Selcuk; Tanriverdi, Zeynep; Uysal, Ender; Coutts, Shelagh B.; Chappell, Francesca M.; Makin, Stephen; Mak, Henry Ka-Fung; Teo, Kay Cheong; Wong, Debbie Y. K.; Hert, Lisa; Kubacka, Marta; Lyrer, Philippe; Polymeris, Alexandros A.; Wagner, Benjamin; Zietz, Annaelle; Abrigo, Jill M.; Cheng, Cyrus; Chu, Winnie C. W.; Leung, Thomas W. H.; Tsang, Suk Fung; Yiu, Brian; Seiffge, David J.; Fischer, Urs; Jung, Simon; Enzinger, Christian; Gattringer, Thomas; Bos, Daniel; Toyoda, Kazunori; Fluri, Felix; Phan, Thanh G.; Srikanth, Velandai; Heo, Ji Hoe; Bae, Hee-Joon; Yakushiji, Yusuke; Orken, Dilek Necioglu; Smith, Eric E.; Wardlaw, Joanna M.; Lau, Kui Kai; Engelter, Stefan T.; Peters, Nils; Soo, Yannie; Wheeler, David C.; Simister, Robert J.; Bornstein, Natan M.; Werring, David J.; Ben Assayag, Einor; Koga, Masatoshi
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Optimal blood pressure target for patients with prior stroke: A systematic review and meta-analysis
err2025-03-17
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PREAI
errMaeda, Toshiki; Ohya, Yuichiro; Ishida, Shintaro; Inoue, Yori; Fujii, Takako; Sakamoto, Yuki; Okina, Norihito; Niijima, Tetsutaro; Arima, Hisatomi; Toyoda, Kazunori; Kai, Hisashi; Koga, Masatoshi
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Clinical Characteristics, Risk Factors, and Outcomes of Arterial Dissection-Associated Stroke: A 21-Year Cohort Study from the Japan Stroke Data Bank
err2025-03-01
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errOAAI
errKashihara, Kenichi; Nakai, Michikazu; Koga, Masatoshi; Handa, Akira; Kobayashi, Shotai; Usumoto, Shiho; Yoshimura, Sohei; Toyoda, Kazunori; Japan Stroke Data Bank Investigators
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Efficacy and safety of intravenous alteplase for unknown onset stroke on prior antiplatelet therapy: Post hoc analysis of the EOS individual participant data
err2025-02-27
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PREAI
errShiomi, Yuma; Miwa, Kaori; Jensen, Maerit; Inoue, Manabu; Yoshimura, Sohei; Kamogawa, Naruhiko; Fukuda-Doi, Mayumi; Ma, Henry; Ringleb, Peter; Wu, Ona; Schwamm, Lee H.; Davis, Stephen M.; Donnan, Geoffrey A.; Gerloff, Christian; Nakahara, Jin; Toyoda, Kazunori; Thomalla, Goetz; Koga, Masatoshi; Evaluation Unknown Onset Stroke Thrombolysis Trials EOS Investigators
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Safety and outcomes of intravenous thrombolysis in acute ischemic stroke with intracranial artery dissection
err2025-02-20
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PREAI
errEgashira, Shuhei; Kunisawa, Susumu; Koga, Masatoshi; Ihara, Masafumi; Tsuruta, Wataro; Uesaka, Yoshikazu; Fushimi, Kiyohide; Toda, Tatsushi; Imanaka, Yuichi
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Ischemic and hemorrhagic risks of patients with Basal Ganglia Perivascular Spaces on Antithrombotic Therapy
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IF8.9
err2025-02-01
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PREAI
errIwamoto, Soya; Miwa, Kaori; Koga, Masatoshi; Tanaka, Kanta; Yoshimura, Sohei; Yakushiji, Yusuke; Sasaki, Makoto; Hoshino, Haruhiko; Shiozawa, Masayuki; Yagita, Yoshiki; Kudo, Kohsuke; Nagakane, Yoshinari; Ihara, Masafumi; Hirano, Teruyuki; Toyoda, Kazunori
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Effects of sex on imaging-based intravenous thrombolysis for ischaemic stroke with unknown onset time: a pooled analysis of clinical trials
err2025-01-03
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PREAI
errFukuda-Doi, Mayumi; Koga, Masatoshi; Thomalla, Gotz; Jensen, Marit; Inoue, Manabu; Yoshimura, Sohei; Miwa, Kaori; Gerloff, Christian; Davis, Stephen M.; Donnan, Geoffrey A.; Ma, Henry; Hacke, Werner; Ringleb, Peter; Wu, Ona; Schwamm, Lee H.; Warach, Steven; Toyoda, Kazunori; Evaluation Unknown Onset Stroke Thrombolysis Trials EOS Investigators
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Effect of Hospital Arrival Time on Functional Prognosis of Stroke Patients: Japan Stroke Data Bank Over 20 Years
err2025-01-01
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errOAAI
errOmae, Tomoya; Nakai, Michikazu; Yoshimura, Sohei; Toyoda, Kazunori; Yanagisawa, Toshiharu; Kobayashi, Shotai; Koga, Masatoshi
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