Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery

Abstract Background Three-dimensional color flow Doppler (3DCF) is a new convenient technique for cardiac output (CO) measurement. However, to date, no one has evaluated the accuracy of 3DCF echocardiography for CO measurement after cardiac surgery. Therefore, this single-center, prospective study w...

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Main Authors: Guang-wei Hao, Yang Liu, Guo-guang Ma, Jun-yi Hou, Du-ming Zhu, Lan Liu, Ying Zhang, Hua Liu, Ya-min Zhuang, Zhe Luo, Guo-wei Tu, Xiao-mei Yang, Hai-yan Chen
Format: Article
Language:English
Published: BMC 2019-04-01
Series:Cardiovascular Ultrasound
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12947-019-0155-1
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author Guang-wei Hao
Yang Liu
Guo-guang Ma
Jun-yi Hou
Du-ming Zhu
Lan Liu
Ying Zhang
Hua Liu
Ya-min Zhuang
Zhe Luo
Guo-wei Tu
Xiao-mei Yang
Hai-yan Chen
author_facet Guang-wei Hao
Yang Liu
Guo-guang Ma
Jun-yi Hou
Du-ming Zhu
Lan Liu
Ying Zhang
Hua Liu
Ya-min Zhuang
Zhe Luo
Guo-wei Tu
Xiao-mei Yang
Hai-yan Chen
author_sort Guang-wei Hao
collection DOAJ
description Abstract Background Three-dimensional color flow Doppler (3DCF) is a new convenient technique for cardiac output (CO) measurement. However, to date, no one has evaluated the accuracy of 3DCF echocardiography for CO measurement after cardiac surgery. Therefore, this single-center, prospective study was designed to evaluate the reliability of three-dimensional color flow and two-dimensional pulse wave Doppler (2D-PWD) transthoracic echocardiography for estimating cardiac output after cardiac surgery. Methods Post-cardiac surgical patients with a good acoustic window and a low dose or no dose of vasoactive drugs (norepinephrine < 0.05 μg/kg/min) were enrolled for CO estimation. Three different methods (third generation FloTrac/Vigileo™ [FT/V] system as the reference method, 3DCF, and 2D-PWD) were used to estimate CO before and after interventions (baseline, after volume expansion, and after a dobutamine test). Results A total of 20 patients were enrolled in this study, and 59 pairs of CO measurements were collected (one pair was not included because of increasing drainage after the dobutamine test). Pearson’s coefficients were 0.260 between the CO-FT/V and CO-PWD measurements and 0.729 between the CO-FT/V and CO-3DCF measurements. Bland-Altman analysis showed the bias between the absolute values of CO-FT/V and CO-PWD measurements was − 0.6 L/min with limits of agreement between − 3.3 L/min and 2.2 L/min, with a percentage error (PE) of 61.3%. The bias between CO-FT/V and CO-3DCF was − 0.14 L/min with limits of agreement between − 1.42 L /min and 1.14 L/min, with a PE of 29.9%. Four-quadrant plot analysis showed the concordance rate between ΔCO-PWD and ΔCO-3FT/V was 93.3%. Conclusions In a comparison with the FT/V system, 3DCF transthoracic echocardiography could accurately estimate CO in post-cardiac surgical patients, and the two methods could be considered interchangeable. Although 2D-PWD echocardiography was not as accurate as the 3D technique, its ability to track directional changes was reliable.
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spelling doaj.art-d5bda552cff841ba83bfb71de7c00b552022-12-21T22:50:37ZengBMCCardiovascular Ultrasound1476-71202019-04-011711910.1186/s12947-019-0155-1Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgeryGuang-wei Hao0Yang Liu1Guo-guang Ma2Jun-yi Hou3Du-ming Zhu4Lan Liu5Ying Zhang6Hua Liu7Ya-min Zhuang8Zhe Luo9Guo-wei Tu10Xiao-mei Yang11Hai-yan Chen12Department of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Echocardiography, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Critical Care Medicine, Zhongshan Hospital, Fudan UniversityDepartment of Echocardiography, Zhongshan Hospital, Fudan UniversityAbstract Background Three-dimensional color flow Doppler (3DCF) is a new convenient technique for cardiac output (CO) measurement. However, to date, no one has evaluated the accuracy of 3DCF echocardiography for CO measurement after cardiac surgery. Therefore, this single-center, prospective study was designed to evaluate the reliability of three-dimensional color flow and two-dimensional pulse wave Doppler (2D-PWD) transthoracic echocardiography for estimating cardiac output after cardiac surgery. Methods Post-cardiac surgical patients with a good acoustic window and a low dose or no dose of vasoactive drugs (norepinephrine < 0.05 μg/kg/min) were enrolled for CO estimation. Three different methods (third generation FloTrac/Vigileo™ [FT/V] system as the reference method, 3DCF, and 2D-PWD) were used to estimate CO before and after interventions (baseline, after volume expansion, and after a dobutamine test). Results A total of 20 patients were enrolled in this study, and 59 pairs of CO measurements were collected (one pair was not included because of increasing drainage after the dobutamine test). Pearson’s coefficients were 0.260 between the CO-FT/V and CO-PWD measurements and 0.729 between the CO-FT/V and CO-3DCF measurements. Bland-Altman analysis showed the bias between the absolute values of CO-FT/V and CO-PWD measurements was − 0.6 L/min with limits of agreement between − 3.3 L/min and 2.2 L/min, with a percentage error (PE) of 61.3%. The bias between CO-FT/V and CO-3DCF was − 0.14 L/min with limits of agreement between − 1.42 L /min and 1.14 L/min, with a PE of 29.9%. Four-quadrant plot analysis showed the concordance rate between ΔCO-PWD and ΔCO-3FT/V was 93.3%. Conclusions In a comparison with the FT/V system, 3DCF transthoracic echocardiography could accurately estimate CO in post-cardiac surgical patients, and the two methods could be considered interchangeable. Although 2D-PWD echocardiography was not as accurate as the 3D technique, its ability to track directional changes was reliable.http://link.springer.com/article/10.1186/s12947-019-0155-1Three-dimensional color flow dopplerTwo-dimensional pulse wave dopplerCardiac outputCardiac surgery
spellingShingle Guang-wei Hao
Yang Liu
Guo-guang Ma
Jun-yi Hou
Du-ming Zhu
Lan Liu
Ying Zhang
Hua Liu
Ya-min Zhuang
Zhe Luo
Guo-wei Tu
Xiao-mei Yang
Hai-yan Chen
Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
Cardiovascular Ultrasound
Three-dimensional color flow doppler
Two-dimensional pulse wave doppler
Cardiac output
Cardiac surgery
title Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
title_full Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
title_fullStr Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
title_full_unstemmed Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
title_short Reliability of three-dimensional color flow Doppler and two-dimensional pulse wave Doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
title_sort reliability of three dimensional color flow doppler and two dimensional pulse wave doppler transthoracic echocardiography for estimating cardiac output after cardiac surgery
topic Three-dimensional color flow doppler
Two-dimensional pulse wave doppler
Cardiac output
Cardiac surgery
url http://link.springer.com/article/10.1186/s12947-019-0155-1
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