Journal of Transcatheter Valve Therapies (JTVT) is a peer-reviewed, open access journal publishing articles on Transcatheter Valve Therapies. Published continuously online, the journal is fully indexed in J-STAGE. JTVT welcomes submissions from around the world.

About the journal

Journal of Transcatheter Valve Therapies is an official journal of Japan Transcatheter Valve Therapies (Society) .

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Instructions to Authors

Journal of Transcatheter Valve Therapies supplies comprehensive and clear Instructions to Authors, which offer guidance on article types and format, journal policies, and how to submit manuscripts.

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The journal welcomes submissions from around the world. Please consult the Instructions to Authors and the Author Checklist.

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Original ArticleMay 16, 2023

Zero-contrast Imaging Guided Transcatheter Aortic Valve Replacement in Patients with Severe Chronic Kidney Disease: A Feasibility and Outcome Study

Nozomu Yukimitsu, Yusuke Watanabe, Akihisa Kataoka, Hirofumi Hioki, Ruri Ishibashi, Taiga Katayama, Shintaro Takamura, Fukuko Nagura, Hideyuki Kawashima, Hirosada Yamamoto, Yuji Watari, Kumiko Konno, Naoyuki Yokoyama, Ken Kozuma

Objective: The clinical utility of transcatheter aortic valve replacement (TAVR) without contrast medium in patients with advanced-stage chronic kidney disease (CKD) remains unexplored. We evaluated the feasibility and clinical utility of zero-contrast TAVR in patients with CKD.

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Case ReportFebruary 7, 2023

Transcarotid Transcatheter Aortic Valve Replacement for Severe Aortic Valve Stenosis with Narrow Aortic Root and Shaggy Aorta: A Case Report

Hiroyuki Nakayama, Masanao Toma, Ryota Miyamoto, Tadashi Miyamoto, Akio Shimoji, Naoto Fukunaga, Nobushige Tamura, Yukihito Sato

Objective: Transcarotid access for transcatheter aortic valve replacement (TAVR) is a minimally invasive alternative approach if femoral access becomes unfavorable; however, it remains off-label use in Japan.

Case Presentation: An 85-year-old female patient with severe aortic valve stenosis presented to our hospital and was diagnosed with acute heart failure.

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Case ReportDecember 28, 2022

Successful Non-contrast Transcatheter Aortic Valve Implantation via Cusp-overlap Technique

Kento Kito, Hideyuki Kawashima, Taiga Katayama, Hirofumi Hioki, Akihisa Kataoka, Ken Kozuma, Yusuke Watanabe

Objective: We present a case of successful transcatheter aortic valve implantation (TAVI) via cusp-overlap technique performed with fluoroscopy and transesophageal echocardiography (TEE) guidance without any contrast agent in a patient with severe aortic stenosis (AS) and chronic kidney disease.

Case Presentation: An 83-year-old female with severe AS was admitted to our hospital undergoing TAVI. Contrastenhanced CT was not performed due to her severe renal dysfunction.

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