Masahiko Asami

Interventional cardiologist / Cardiologist
Mitsui Memorial Hospital - Tokyo, Japan

Latest contributions

Imaging aortic valve

09 Feb 2025 – From PCR Tokyo Valves 2025

Explore cutting-edge imaging techniques to assess and guide the management of aortic valve disease in this comprehensive session. From preprocedural assessment with TEE to advanced CT and MRI strategies, learn how to evaluate and treat patients with low-flow low-gradient aortic stenosis, aortic regurgitation, and post-TAVI complications....

Imaging aortic valve

TAVI burning issues

09 Feb 2025 – From PCR Tokyo Valves 2025

This comprehensive session delves into the 'burning issues' in TAVI, covering a wide range of topics. Discover the impact of catheter insertion on left ventricular pacing, the importance of the en-face view for coronary cannulation, comparisons of TAVI valve expansions, indications for left and right ventricular...

TAVI burning issues

LAA closure procedure step-by-step

09 Feb 2025 – From PCR Tokyo Valves 2025

Want to master the step-by-step approach to Left Atrial Appendage Closure (LAAC)? This session is for you!

Follow expert operators as they walk you through the entire procedure, from pre-procedural imaging with TEE and CT to intracardiac echocardiography guidance and precise device deployment. Learn how to assess...

LAA closure procedure step by step

The value of WATCHMAN therapy - Who should we treat?

08 Feb 2025 – From PCR Tokyo Valves 2025

Delve into the value of WATCHMAN therapy in this sponsored session by Boston Scientific. Explore the latest evidence and future perspectives of this innovative treatment option. Understand who the ideal patient is for WATCHMAN therapy and how to identify them in daily clinical practice, including TAVI...

The value of WATCHMAN therapy - Who should we treat?

Mastering techniques from basic to complex - Complex scenarios

07 Feb 2025 – From PCR Tokyo Valves 2025

Delve into the complexities of TAVI (Transcatheter Aortic Valve Implantation) in this comprehensive session. Gain insights into the challenges of TAV-in-TAV procedures and the new terminologies associated with them. Discover strategies to mitigate the risk of conduction disturbances after TAVI, and learn how to prepare for...

Mastering techniques from basic to complex - Complex scenarios

TAVI: managing acute procedural complications

16 May 2024 – From EuroPCR 2024

From deep implantation challenges to embolization and iatrogenic dissections, each presentation highlights techniques for addressing critical procedural hurdles. Topics include bailout strategies, managing embolized valves, complex second valve placements, and handling unusual TAVR scenarios, offering insights on navigating complications and ensuring procedural safety.

TAVI: managing acute procedural complications

Challenging LAA occlusion cases

16 May 2024 – From EuroPCR 2024

This session features selected clinical case submissions that explore complex and challenging scenarios in left atrial appendage (LAA) occlusion procedures. Participants will learn about techniques for rescuing a migrating LAA occluder, managing incomplete surgical LAA ligation, and utilizing specialized techniques like the "kissing" approach for LAA...

Challenging LAA occlusion cases

Rapid-fire - Outcome studies after valvular intervention

18 Feb 2024 – From PCR Tokyo Valves 2024

This session of rapid-fire submitted cases focuses on outcome studies after valvular intervention. Learn about clinical impacts of cerebral micro-bleeds in patients undergoing TAVI, explore the long-term outcomes of Venus P valve for dysfunctional right ventricular outflow tract, and more!

Recorded case demonstration in TAVI and Mitral

17 Feb 2024 – From PCR Tokyo Valves 2024

This session of record case demonstrations aims to better understand daily clinical practice in TAVI and MitraClip, as well as helping to resolve daily clinical questions in structural heart disease interventions. [In Japanese]

Late-Breaking Trial session

17 Feb 2024 – From PCR Tokyo Valves 2024

Explore pivotal findings from registries and studies, including the OCEAN-TAVI Registry on PPM prevalence in Asian TAVR patients, SIL-TAVI Registry insights on TAVI outcomes in cancer patients, the EXPAND G4 study's outcomes for Japanese MitraClip G4 recipients, and TRISTAR study's 30-day results on K-Clip for tricuspid...

Late-Breaking Trial session

Mastering techniques from basic to complex - Imaging for aortic stenosis

16 Feb 2024 – From PCR Tokyo Valves 2024

Learn to master different imaging techniques for aortic stenosis through these slides. Gain insight into the concomitance of aortic stenosis and coronary artery disease, and learn about the pitfalls of aortic stenosis diagnosis in this session.

Meaningful innovations in interventional cardiology

18 May 2023 – From EuroPCR 2023

In this session, watch the case of a 56-year-old man with HTN, DM, stable CAD, PFO and previous ischaemic stroke, who presented with severely calcified CTO lesion on proximal LAD and significant mid-RCA lesion, and find out how he was treated LIVE... among others!

My worst nightmare - Mitral valve intervention

18 Feb 2023 – From PCR Tokyo Valves 2023

Through the three challenging cases presented in this session, each presenting an access, leaflet and clip nightmare, learn about optimal bailout and prevention methods to deal with these rare complications that can occur during transcatheter mitral valve intervention.

My worst nightmare - Mitral valve intervention

Structural heart disease intervention focusing on co-medical roles - Multidisciplinary approach in Japanese style

18 Feb 2023 – From PCR Tokyo Valves 2023

In this session, discover the intricacies of decision-making and a holistic strategy in structural heart disease intervention (in Japenese). Explore interdisciplinary collaboration and evaluate the adequacy of routine work through cases exploring TAVI, MitraClip, and LAAC.

Future perspectives of LAAC

17 Feb 2023 – From PCR Tokyo Valves 2023

In this session, delve into the evolving landscape of Left Atrial Appendage Closure (LAAC). Explore evidence, optimal patient criteria, and comprehensive preprocedural assessments for innovative LAAO devices. 

The role and benefit of WATCHMAN FLX in stroke prevention

17 Feb 2023 – From PCR Tokyo Valves 2023

In this session, discover WATCHMAN FLX's numerous benefits for stroke prevention, covering topics such as patient indications for LAAC, the importance of Heart-Brain Team collaboration and post-procedural management insights.

TAVI: technical considerations

28 Nov 2022 – From PCR London Valves 2022

Consult this session on TAVI technical considerations to discover a selection of cases presented during PCR LV 2022: transseptal snaring as a bailout from valvuloplasty balloon entrapment within a self-expanding valve, severe thrombocytopenia and severe aortic stenosis, embolisation of a fully deployed Evolute valve due to chest...

TAVI: technical considerations

Rapid-fire clinical cases: session 2

27 Nov 2022 – From PCR London Valves 2022

Discover in the same PCR LV 2022 session a TAVI for pure aortic regurgitation in degenerated aortic homograft, an embolised Myval transcatheter heart valve to AAA, or a challenging ViV TAVI, and much more!

Rapid-fire clinical cases: session 2

A case-based discussion on left atrial appendage closure

26 Sep 2021 – From PCR Tokyo Valves 2021

Watch this case-based session on left atrial appendage closure to learn more about patient selection and pre- / post-procedural planning for LAAO, and discover how to perform a safe and effective procedure.

A case-based discussion on left atrial appendage closure

Case-based challenging heart team decisions in combined structural heart diseases

25 Sep 2021 – From PCR Tokyo Valves 2021

Watch this case-based session on combined structural heart diseases to discover what is the heart team approach for complex structure heart diseases, as well as how to manage a patient with multiple diseases.

Case-based challenging heart team decisions in combined structural heart diseases

MitraClip and challenging anatomies

16 Feb 2020 – From PCR Tokyo Valves 2020

Consult this session to learn from a selection of challenging Mitraclip cases, how to avoid and cope with various complications, such as single-leaflet device attachment and leaflet tear, mitral stenosis, chordal entanglement, and more!

MitraClip and challenging anatomies

TAVI as cutting edge

16 Feb 2020 – From PCR Tokyo Valves 2020

Consult this session to learn all about LOTUS Edge's current status, long term outcome in japan, and clinical use thanks to a selection of challenging cases.

TAVI as cutting edge

Mitral and tricuspid valves: new technologies on the horizon

16 Feb 2020 – From PCR Tokyo Valves 2020

Learn about up-to-date data regarding new mitral and tricuspid percutaneous techniques and future repair technologies...

Mitral and tricuspid valves: new technologies on the horizon

Antithrombotic therapy for AF in bioprosthetic valve

15 Feb 2020 – From PCR Tokyo Valves 2020

Consult this session to learn more about the anticoagulant therapy for bioprosthetic valves with AF, the optimal stroke prevention strategy after TAVI and the clinical impact of the current data on leaflet thrombosis.

Antithrombotic therapy for AF in bioprosthetic valve