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- W60783284 abstract "Purpose: Measurement of the aortic annulus is crucial for appropriate valve sizing in transcatheter aortic valve implantation (TAVI). The main limitation of transesophageal echography (TEE) is that it measures only the sagital diameter, whereas the aortic annulus has an oval shape. The purpose of this study was to clarify the impact of CT-guided valve sizing on outcomes after TAVI. Method: TAVI was performed in 337 consecutive cases in our institution. TEE-guided valve sizing was conducted in our early experience (n=228). CT-guided approach has been applied since 2010 (n=109). The CT-measured mean annulus diameter was calculated as: mDiam-CT = 2√(annulus surface/π). The outcomes of CT and TEE-guided strategy were compared. Results: The CT group had lower Euroscore (20.6±10.8% vs 24.8±11.5%, p=0.002), higher eGFR (58.6±22.6 vs 49.8±24.2ml/min, p=0.002) and left ventricular ejection fraction (58.6±22.6 vs 49.8±24.2, p=0.002). TEE-measured annulus diameter (Diam-TEE) was similar (22.1±2.0 vs 21.8±1.8mm, p=0...." @default.
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- W60783284 date "2011-11-22" @default.
- W60783284 modified "2023-10-10" @default.
- W60783284 title "Abstract 12846: Impact of CT-Guided Bioprosthesis Sizing on Post-Procedural Aortic Regurgitation in Transcatheter Aortic Valve Implantation" @default.
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