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. 2024 Jan 18;14(2):1699–1715. doi: 10.21037/qims-23-1150

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2024 Quantitative Imaging in Medicine and Surgery. All rights reserved.

Open Access Statement: This is an Open Access article distributed in accordance with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC BY-NC-ND 4.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0.

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Measurements of TV geometry and function using 4DE and a dedicated commercial software (4D Auto-TVQ). (A) Alignment of the cut planes centered on the TA. (B) Manual selection of the anatomical landmarks. (C) Review and additional changes of automatically generated TV leaflet contours. (D) Surface rendering of the TV and quantitative analysis of its geometry and function. TV, tricuspid valve; 4DE, 4-dimensional echocardiography; TA, tricuspid annular; LAX, long-axis; SAX, short-axis; 4D Auto-TVQ, 4D automatic tricuspid valve quantification.