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Updated: May 21, 2026

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation
06:04

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation

Published on: August 8, 2025

大動脈経導管弁の置換 (PARTNER) 試験:外科医の視点:喜びと懸念

Robert A Guyton1

  • 1Emory University School of Medicine, 1365 Clifton Rd NE, Ste A2223, Atlanta, GA 30322, USA. robert_guyton@emoryhealthcare.org

Circulation
|June 27, 2012
PubMed
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No abstract available in PubMed .

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Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...