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Quantification of eccentric mitral regurgitation by regurgitant volume

  • Tianfu Wang*
  • , Xiaohui Wen
  • , Deyu Li
  • , Li Rao
  • , Hong Tang
  • , Jiangli Lin
  • *Corresponding author for this work
  • Shenzhen University
  • Sichuan University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

To investigate and verify that real-time 3-dimensional (RT-3D) color Doppler is capable of quantifying the eccentric mirai regurgitation (MR) by computing regurgitant volume (RV). 34 patients (mean age 37.13±18.28 years) with confirmed eccentric MR were undergone RT-3D echocardiography. By the spatial and temporal integration of the cross-sectional velocity distribution of regurgitant valve, the systolic RV can be evaluated. Then RV were applied to assessing the severity of eccentric MR and compared with the jet volume (JV) and the vena contracta width (VCW) immediately measured. In 34 patients, 2 patients were graded as mild, 16 patients as moderate, and 16 patients as severe. Our RV measurements have good correlation with JV(r=0.9453) and VCW(r=0.8829) respectively. RT-3D color Doppler echocardiography was capable of quantifying the RV of the eccentric MR.

Original languageEnglish
Title of host publication2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007
Pages542-545
Number of pages4
DOIs
StatePublished - 2007
Externally publishedYes
Event2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007 - Beijing, China
Duration: 23 May 200727 May 2007

Publication series

Name2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007

Conference

Conference2007 IEEE/ICME International Conference on Complex Medical Engineering, CME 2007
Country/TerritoryChina
CityBeijing
Period23/05/0727/05/07

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