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Kodai Sayama

Observed name: K Sayama
ORCID: 0000-0002-3457-2731
Observed ORCID: 0000-0002-3457-2731
OpenAlex ID: A5017917675
Predictors of Optical Coherence Tomography-Defined Calcified Nodules in Patients With Acute Coronary Syndrome ― A Substudy From the TACTICS Registry ―
2024 · Tomoyo Sugiyama, Tsunekazu Kakuta, et al. · Circulation Journal · 16
Prognostic Value of Endogenous-Type Coronary Microvascular Dysfunction After Elective Percutaneous Coronary Intervention
2024 · Kai Nogami, Yoshihisa Kanaji, et al. · Circulation Journal · 14
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Prognostic Implications of Fractional Flow Reserve and Coronary Flow Reserve After Drug-Eluting Stent Implantation
2023 · Hiroki Ueno, Masahiro Hoshino, et al. · Circulation Journal · 13
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Coronary Computed Tomography Angiographic Predictors of Non-culprit Territory Unrecognized Myocardial Infarction Assessed by Cardiac Magnetic Resonance in Non-ST-elevation Acute Coronary Syndrome
2022 · Kazuki Matsuda, Masahiro Hoshino, et al. · Frontiers in Cardiovascular Medicine · 13
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Identification of Optical Coherence Tomography‐Defined Coronary Plaque Erosion by Preprocedural Computed Tomography Angiography
2023 · Tatsuhiro Nagamine, Masahiro Hoshino, et al. · Journal of the American Heart Association · 12
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Prognostic utility of the pericoronary fat attenuation index in patients with takotsubo cardiomyopathy
2023 · Kodai Sayama, Tomoyo Sugiyama, et al. · Journal of cardiovascular computed tomography · 9
Effect of percutaneous coronary intervention on global hemodynamics and the prevalence of residual microvascular dysfunction
2021 · Toru Misawa, Yoshihisa Kanaji, et al. · Microcirculation · 8
Increasing Extracellular Volume Fraction on Coronary CTA in Patients With Coronary Microvascular Dysfunction
2025 · Kodai Sayama, Yoshihisa Kanaji, et al. · Circulation Cardiovascular Imaging · 6
Noninvasive transthoracic doppler flow velocity and invasive thermodilution to assess coronary flow reserve
2023 · Kazuki Matsuda, Masahiro Hoshino, et al. · Quantitative Imaging in Medicine and Surgery · 6
Relationship of OCT-defined plaque characteristics with CCTA-derived coronary inflammation and CMR-derived global coronary flow reserve in patients with acute coronary syndrome
2023 · Tomoyo Sugiyama, Yoshihisa Kanaji, et al. · PLoS ONE · 6
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Relationship Between Unrecognized Myocardial Infarction and Underlying Coronary Plaque Characteristics on Optical Coherence Tomography
2022 · Tomoyo Sugiyama, Yoshihisa Kanaji, et al. · JACC. Cardiovascular imaging · 5
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Comprehensive Endotyping of Patients With Angina and Nonobstructive Coronary Arteries: A Report From the J‐CMD
2026 · Masahiro Hada, Tsunekazu Kakuta, et al. · Journal of the American Heart Association · 4
Prognostic implications of unrecognized myocardial infarction and periprocedural myocardial injury on cardiac magnetic resonance imaging in patients with chronic coronary syndrome
2023 · Yoshihisa Kanaji, Masahiro Hoshino, et al. · Scientific Reports · 4
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Comprehensive assessment of vasospastic angina using coronary computed tomography angiography: synergistic value of the presence of myocardial bridge, perivascular inflammation, and myocardial extracellular volume fraction
2026 · Kodai Sayama, Yoshihisa Kanaji, et al. · European Heart Journal - Cardiovascular Imaging · 3
Prognostic Impact of COVID-19 on Patients With Acute Coronary Syndrome Undergoing Emergent Percutaneous Coronary Intervention ― Insights From the J-PCI Nationwide Registry ―
2026 · Yoshihisa Kanaji, Kyohei Yamaji, et al. · Circulation Journal · 3
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Clinical Significance of the Difference Between Fractional Flow Reserve and Quantitative Flow Ratio
2026 · Takashi Mineo, Mirei Setoguchi, et al. · Circulation Journal · 3
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Association between myocardial bridge and upstream plaque morphology in patients with acute coronary syndrome
2025 · Eisuke Usui, Tatsuhiro Nagamine, et al. · Cardiovascular Intervention and Therapeutics · 3
Epicardial Coronary Spasm in Left Anterior Descending Artery and Coronary Microvascular Spasm in Right Coronary Artery
2025 · Takahiro Watanabe, Yoshihisa Kanaji, et al. · JACC Case Reports · 3
Physiological Insight Into the Discordance Between Non‐Hyperemic Pressure Ratio‐Guided and Fractional Flow Reserve‐Guided Revascularization
2025 · Masahiro Hada, Masahiro Hoshino, et al. · Catheterization and Cardiovascular Interventions · 3
Prognostic Impact of Culprit Lesion Calcified Nodule After Emergency Coronary Intervention
2024 · Masahiro Hada, Tsunekazu Kakuta, et al. · JACC. Cardiovascular imaging · 3
Predictors and prognostic value of coronary computed tomography angiography for unrecognized myocardial infarction in patients with chronic coronary syndrome
2024 · Yun Teng, Masahiro Hoshino, et al. · Hellenic Journal of Cardiology · 3
Multimodality coronary imaging to predict non-culprit territory unrecognized myocardial infarction in Non-ST-Elevation acute coronary syndrome
2023 · Masahiro Hoshino, Tomoyo Sugiyama, et al. · The International Journal of Cardiovascular Imaging · 3
Prognostic implications of unrecognized myocardial infarction before elective percutaneous coronary intervention
2022 · Kai Nogami, Masahiro Hoshino, et al. · Scientific Reports · 3
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Cardiac Involvement in a Patient With Aortic Aneurysm, Familial Thoracic-8
2025 · Kodai Sayama, Eisuke Usui, et al. · JACC Case Reports · 2
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Impact of coronary revascularization on coronary flow capacity measured by transthoracic Doppler echocardiography in patients with chronic coronary syndrome
2024 · Hiroki Ueno, Eisuke Usui, et al. · Scientific Reports · 2
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Works count: 77
Citation count: 166
H-index: 7
I10-index: 5
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