CT angiography for planning transcatheter aortic valve replacement using automated tube voltage selection: Image quality and radiation exposure

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• 作者：Stefanie Mangold^a ; ^b ; Carlo N. De Cecco^a ; U. Joseph Schoepf^a ; ^c ; ^{schoepf@musc.edu} ; Taylor S. Kuhlman^a ; Akos Varga-Szemes^a ; Damiano Caruso^a ; ^d ; Taylor M. Duguay^a ; Christian Tesche^e ; Thomas J. Vogl^a ; ^f ; Konstantin Nikolaou^b ; Daniel H. Steinberg^c ; Julian L. Wichmann^a ; ^f
• 关键词：TAVR ; transcatheter aortic valve replacement ; ATVS ; automated tube voltage selection ; BMI ; body mass index ; CCTA ; coronary CT angiography ; ROI ; region of interest ; LM ; left main coronary artery ; LAD ; left anterior descending coronary artery ; CX ; circumflex coronary artery ; RCA ; right coronary artery ; SNR ; signal-to-noise ratio ; CNR ; contrast-to-noise ratio ; CTDIvol ; volume CT dose index 32  ; cm phantom ; DLP ; dose-length-product ; ED ; effective dose
• 刊名：European Journal of Radiology
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：86
• 期：Complete
• 页码：276-283
• 全文大小：1204 K
• 卷排序：86

文摘

TAVR-planning CT was performed with automated tube voltage selection. Automated tube voltage selection enables individual tube voltage adaptation. Image quality was diagnostic while radiation exposure was significantly decreased.