https://www.selleckchem.com/pr....oducts/indoximod-nlg
The new Sapien 3 Ultra (S3U) transcatheter heart valve (Edwards Lifesciences) was designed with the intention to improve paravalvular sealing. In patients with an annulus size in proximity to the prosthesis size, little or no oversizing of the transcatheter aortic valve implantation (TAVI) prosthesis may lead to paravalvular regurgitation. Thus, this study was designed to assess valve performance in such patients. We retrospectively enrolled 30 consecutive patients with symptomatic high-grade aortic stenosis scheduled for tra
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