Conduction disturbances in low-surgical-risk patients undergoing transcatheter aortic valve replacement with self-expandable or balloon-expandable valves

Author(s):  
Fourat Zouari ◽  
Francisco Campelo-Parada ◽  
Anthony Matta ◽  
Nicolas Boudou ◽  
Frédéric Bouisset ◽  
...  
2020 ◽  
Vol 7 ◽  
Author(s):  
Pier Paolo Bocchino ◽  
Filippo Angelini ◽  
Brunilda Alushi ◽  
Federico Conrotto ◽  
Giacomo Maria Cioffi ◽  
...  

In the last decades, transcatheter aortic valve replacement (TAVR) revolutionized the treatment of symptomatic severe aortic stenosis. The efficacy and safety of TAVR were first proven in inoperable and high-risk patients. Then, subsequent randomized clinical trials showed non-inferiority of TAVR as compared to surgical aortic valve replacement also in intermediate- and low-risk populations. As TAVR was progressively studied and clinically used in lower-risk patients, issues were raised questioning its opportunity in a younger population with a longer life-expectancy. As long-term follow-up data mainly derive from old studies with early generation devices on high or intermediate surgical risk patients, results can hardly be extended to most of currently treated patients who often show a low surgical risk and are treated with newer generation prostheses. Thus, in this low-risk younger population, decision making is difficult due to the lack of supporting data. The aim of the present review is to revise current literature regarding TAVR in younger patients.


Heart ◽  
2019 ◽  
Vol 105 (Suppl 2) ◽  
pp. s6-s9 ◽  
Author(s):  
Karim Al-Azizi ◽  
Mohanad Hamandi ◽  
Michael Mack

Transcatheter aortic valve replacement(TAVR) has emerged as an effective treatment option in patients with severe aortic stenosis, in large part due to a robust evidence base generated by a series of randomised controlled trials (RCTs). During the past decade more than 15 000 patients have been randomised worldwide in nine clinical trials, mostly for regulatory approval in the USA, making it one of the most carefully scrutinised medical devices at the time of introduction into clinical practice. Initial trials were performed in inoperable or extreme risk patients compared to medical therapy and demonstrated superiority. Subsequent RCTs compared TAVR to surgical aortic valve replacement in high and intermediate surgical risk patients and TAVR was found to be non-inferior in all studies. RCTs of low surgical risk patients have completed enrolment and 1 year outcomes will be available in early 2019. The details of the trials, trial results, outcomes and remaining clinical questions are summarised in this article.


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