Search Results - "Kurokawa, Sayaka"

Editorial to “Impact of frailty in patients with non‐valvular atrial fibrillation undergoing catheter ablation” by Kurokawa, Sayaka, Okumura, Yasuo

“…Restricted cubic spline regression analysis revealed an adjusted hazard ratio for long-term mortality of 1.065 (95% CI: 1.054–1.077). Another retrospective…”
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Atrial Fibrillation With Valvular Heart Disease　― New Insight Into Clinical Outcomes by Kurokawa, Sayaka, Okumura, Yasuo

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Chronic Ablation Lesions after Cryoballoon and Hot Balloon Ablation of Atrial Fibrillation by Watanabe, Ryuta, Okumura, Yasuo, Nagashima, Koichi, Wakamatsu, Yuji, Yamada, Akimasa, Kurokawa, Sayaka

“…Background: Chronological changes in ablation lesions after cryoballoon ablation (CBA) and hot balloon ablation (HBA) of atrial fibrillation (AF) remain…”
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Comprehensive assessment of left atrial and ventricular remodeling in paroxysmal atrial fibrillation by the cardiovascular magnetic resonance myocardial extracellular volume fraction and feature tracking strain by Yamada, Akimasa, Hashimoto, Naoki, Fujito, Hidesato, Hatta, Takumi, Saito, Yuki, Otsuka, Naoto, Wakamatsu, Yuji, Arai, Masaru, Watanabe, Ryuta, Kurokawa, Sayaka, Kitano, Daisuke, Nagashima, Koichi, Yoda, Shunichi, Okumura, Yasuo

“…Atrial fibrillation (AF) is a progressive disease that starts with structural or functional changes in the left atrium and left ventricle, and evolves from…”
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Intravenous Semaphorin 3A Administration Maintains Cardiac Contractility and Improves Electrical Remodeling in a Mouse Model of Isoproterenol-Induced Heart Failure by Kurokawa, Sayaka, Kashimoto, Miwa, Hagikura, Kazuhiro, Shimodai-Yamada, Sayaka, Otsuka, Naoto, Wakamatsu, Yuji, Nagashima, Koichi, Matsumoto, Taro, Hao, Hiroyuki, Okumura, Yasuo

“…The effects of recombinant semaphorin 3A (Sema3A) on myocardial contractility and electrical remodeling in mice with isoproterenol (ISP) -induced heart failure…”
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When Is Cardiac Resynchronization Therapy with a Defibrillator Indicated in Patients with Heart Failure, Especially Elderly Patients? by Mano, Hiroaki, Nakai, Toshiko, Ikeya, Yukitoshi, Kogawa, Rikitake, Saito, Yuki, Kurokawa, Sayaka, Nagashima, Koichi, Okumura, Yasuo

“…One benefit of an implantable cardioverter-defibrillator is the prevention of sudden cardiac death (SCD). It is recommended for patients with a low left…”
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Clinical significance of the albumin–bilirubin score in patients with heart failure undergoing cardiac resynchronization therapy by Saito, Yuki, Nakai, Toshiko, Ikeya, Yukitoshi, Kogawa, Rikitake, Otsuka, Naoto, Wakamatsu, Yuji, Kurokawa, Sayaka, Ohkubo, Kimie, Nagashima, Koichi, Okumura, Yasuo

“…Despite emerging recognition of interactions between heart failure (HF) and liver dysfunction, the impact of cardiac hepatopathy on patients with HF undergoing…”
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Current Status and Issues Concerning Magnetic Resonance Imaging in Patients with a Magnetic Resonance Conditional Cardiac Implantable Electrical Device: A Single-center Study by Ikeya, Yukitoshi, Nakai, Toshiko, Kogawa, Rikitake, Kurokawa, Sayaka, Nagashima, Koichi, Watanabe, Ryuta, Arai, Masaru, Otsuka, Naoto, Kunimoto, Satoshi, Okumura, Yasuo

“…Objective Following the introduction of magnetic resonance (MR)-conditional cardiac implantable electrical devices (CIEDs), patients with CIEDs have undergone…”
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A porcine study of the area of heated tissue during hot‐balloon ablation: Implications for the clinical efficacy and safety by Nakahara, Shiro, Wakamatsu, Yuji, Sato, Hirotsugu, Otsuka, Naoto, Fukuda, Reiko, Watanabe, Ryuta, Kurokawa, Sayaka, Ishikawa, Tetsuya, Takaoka, Motoki, Nagashima, Koichi, Kobayashi, Sayuki, Taguchi, Isao, Okumura, Yasuo

“…Introduction Hot‐balloon ablation depends solely on thermal conduction, and myocardial tissue is ablated by only conductive heating from the balloon surface…”
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Where is the gap after a 90 W/4 s very‐high‐power short‐duration ablation of atrial fibrillation?: Association with the left atrial‐pulmonary vein voltage and wall thickness by Hirata, Moyuru, Nagashima, Koichi, Watanabe, Ryuta, Wakamatsu, Yuji, Hirata, Shu, Kurokawa, Sayaka, Okumura, Yasuo

“…Background Although pulmonary vein isolation (PVI) for atrial fibrillation (AF) utilizing radiofrequency (RF) applications with a very high‐power and…”
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Trends over the recent 6 years in ablation modalities and strategies, post‐ablation medication, and clinical outcomes of atrial fibrillation ablation by Hirata, Moyuru, Nagashima, Koichi, Watanabe, Ryuta, Wakamatsu, Yuji, Otsuka, Naoto, Hayashida, Satoshi, Hirata, Shu, Sawada, Masanaru, Kurokawa, Sayaka, Okumura, Yasuo

“…Background Ablation strategies and modalities for atrial fibrillation (AF) have transitioned over the past decade, but their impact on post‐ablation medication…”
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Modified ablation index: a novel determinant of a successful first-pass left atrial posterior wall isolation by Hayashida, Satoshi, Nagashima, Koichi, Kurokawa, Sayaka, Arai, Masaru, Watanabe, Ryuta, Wakamatsu, Yuji, Otsuka, Naoto, Yagyu, Seina, Iso, Kazuki, Okumura, Yasuo

“…Although a left atrial posterior wall isolation (LAPWI) in addition to a pulmonary vein isolation is a well-accepted option for persistent atrial fibrillation…”
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Electrophysiologic and anatomic factors predictive of a need for touch‐up radiofrequency application for complete pulmonary vein isolation: Comparison between hot balloon‐ and cryoballoon‐based ablation by Wakamatsu, Yuji, Nagashima, Koichi, Nakahara, Shiro, Iso, Kazuki, Watanabe, Ryuta, Arai, Masaru, Otsuka, Naoto, Yagyu, Seina, Kurokawa, Sayaka, Ohkubo, Kimie, Nakai, Toshiko, Okumura, Yasuo

“…Introduction Although electrophysiologic and anatomic factors associated with the need for touch‐up radiofrequency (RF) applications after cryoballoon ablation…”
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Narrower QRS may be enough to respond to cardiac resynchronization therapy in lightweight patients by Nakai, Toshiko, Mano, Hiroaki, Ikeya, Yukitoshi, Aizawa, Yoshihiro, Kurokawa, Sayaka, Ohkubo, Kimie, Nagashima, Koichi, Watanabe, Ichiro, Okumura, Yasuo

“…A prolonged QRS duration (QRSd) is promising for a response to cardiac resynchronization therapy (CRT). The variation in human body sizes may affect the QRSd…”
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Novel “red‐bull sign” during cavotricuspid isthmus ablation: Indication of an ablation catheter stuck in the subeustachian pouch by Hirata, Moyuru, Nagashima, Koichi, Watanabe, Ryuta, Wakamatsu, Yuji, Otsuka, Naoto, Hayashida, Satoshi, Hirata, Shu, Sawada, Masanaru, Kurokawa, Sayaka, Okumura, Yasuo

“…Background A subeustachian pouch (SEP) often hinders the completion of a cavotricuspid isthmus (CTI) ablation of typical atrial flutter (AFL) and sometimes…”
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Benefit of Rate Response with Closed-Loop Stimulation in Patients with Difficult Hemodialysis by Nakai, Toshiko, Ikeya, Yukitoshi, Tsuchiya, Naotoshi, Mano, Hiroaki, Kurokawa, Sayaka, Nagashima, Koichi, Ohkubo, Kimie, Watanabe, Ichiro, Okumura, Yasuo

“…Rate-responsive pacing is known to improve quality of life (QOL) in patients with sick sinus syndrome and chronotropic incompetence. However, the sensors for…”
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Clinical implication of the patient's disease awareness and adherence to medications in patients undergoing atrial fibrillation ablation by Sawada, Masanaru, Otsuka, Naoto, Nagashima, Koichi, Watanabe, Ryuta, Wakamatsu, Yuji, Hayashida, Satoshi, Hirata, Shu, Hirata, Moyuru, Kurokawa, Sayaka, Okumura, Yasuo

“…Background The effects of the patient's disease awareness on the management of postablation of atrial fibrillation (AF) are unknown. Methods One hundred…”
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Bradyarrhythmia Suspected to be Associated with Sleep Apnea Syndrome: A Case Report by Sasa, Yusuke, Nakai, Toshiko, Ikeya, Yukitoshi, Kogawa, Rikitake, Otsuka, Naoto, Kurokawa, Sayaka, Nagashima, Koichi, Iida, Korehito, Okumura, Yasuo, Kunimoto, Satoshi

“…Sleep apnea syndrome (SAS) is a condition in which apnea and hypoventilation at night cause hypoxemia and impaired wakefulness during the day, resulting in a…”
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Prognostic importance of the Controlling Nutritional Status (CONUT) score in patients undergoing cardiac resynchronisation therapy by Ikeya, Yukitoshi, Saito, Yuki, Nakai, Toshiko, Kogawa, Rikitake, Otsuka, Naoto, Wakamatsu, Yuji, Kurokawa, Sayaka, Ohkubo, Kimie, Nagashima, Koichi, Okumura, Yasuo

“…AimsMalnutrition is common and associated with worse clinical outcomes in patients with heart failure (HF). The Controlling Nutritional Status (CONUT) score is…”
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Cardiomyocyte-Derived Mitochondrial Superoxide Causes Myocardial Electrical Remodeling by Downregulating Potassium Channels and Related Molecules by Kurokawa, Sayaka, Niwano, Shinichi, Niwano, Hiroe, Murakami, Masami, Ishikawa, Shoko, Masaki, Yoshihiko, Tamaki, Hideaki, Toda, Toshihiko, Noda, Yoshihiro, Shimizu, Takahiko, Izumi, Tohru, Ako, Junya

“…Background:This study was designed to investigate the role of a primary hyperoxidative stress in myocardial electrical remodeling using heterozygous…”
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