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Cureus|January 9, 2026
Transcatheter Closure of an Ascending Aortic Pseudoaneurysm Guided by Intracardiac EchocardiographyManabu Sato, Hiromasa Hayama, Yae Matsuo, et al.Circulation Reports|August 11, 2025
Performance Evaluation of Large Language Models With Retrieval-Augmented Generation in Cardiology Specialist Examinations in JapanHiromasa Hayama, Tu Hao Tran, Jin Kirigaya, et al.NPJ Digital Medicine|November 19, 2025
Diagnosis of cardiac conditions from 12-lead electrocardiogram through natural language supervisionXue Zhou, Tianhui Li, Hiromasa Hayama, et al.Journal of Cardiology Cases|June 3, 2024
Long-term imaging analysis of a myocarditis case: Utilizing strain with echocardiography and cardiovascular magnetic resonance findingsSatoe Noro, Toru Awaya, Hiromasa Hayama, et al.Pulmonary Circulation|December 7, 2020
Association of plain computed tomography-determined pulmonary artery-to-aorta ratio with clinical severity of coronavirus disease 2019Hiromasa Hayama, Masahiro Ishikane, Rubuna Sato, et al.Circulation Journal : Official Journal of the Japanese Circulation Society|May 17, 2021
Evaluation of High-Sensitivity Cardiac Troponin T Levels in Japanese Patients Recently Recovered From Coronavirus Disease 2019Satoshi Ide, Hiromasa Hayama, Yusuke Asai, et al.Cardiology|June 26, 2026
Mortality Impact of Stroke and Major Bleeding Across the Ejection Fraction Spectrum in Patients Hospitalized for Acute Heart Failure With Prevalent Atrial FibrillationJumpei Yamamoto, Keijiro Nakamura, Hiromasa Hayama, et al.Frontiers in Physiology|December 27, 2021
Estimation of Pulmonary Arterial Wave Reflection by Echo-Doppler: A Preliminary Study in Dogs With Experimentally-Induced Acute Pulmonary EmbolismTomohiko Yoshida, Tokuhisa Uejima, Syunta Komeda, et al.Journal of Interventional Cardiac Electrophysiology : an International Journal of Arrhythmias and Pacing|December 9, 2025
PVC termination time: a novel real-time predictor of ablation successKeijiro Nakamura, Naohiko Sahara, Jumpei Yamamoto, et al.Global Health & Medicine|May 3, 2021
Elevated high-sensitivity troponin is associated with subclinical cardiac dysfunction in patients recovered from coronavirus disease 2019Hiromasa Hayama, Satoshi Ide, Masao Moroi, et al.Pageof 3