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Alkassar M, Engelhardt S, Abu-Tair T, Ojeda E, Treffer PC, Weyand M, Rompel O. Comparative Study of 2D-Cine and 3D-wh Volumetry: Revealing Systemic Error of 2D-Cine Volumetry. Diagnostics (Basel) 2023; 13:3162. [PMID: 37891983 PMCID: PMC10605840 DOI: 10.3390/diagnostics13203162] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2023] [Revised: 09/28/2023] [Accepted: 10/06/2023] [Indexed: 10/29/2023] Open
Abstract
This study investigates the crucial factors influencing the end-systolic and end-diastolic volumes in MRI volumetry and their direct effects on the derived functional parameters. Through the simultaneous acquisition of 2D-cine and 3D whole-heart slices in end-diastole and end-systole, we present a novel direct comparison of the volumetric measurements from both methods. A prospective study was conducted with 18 healthy participants. Both 2D-cine and 3D whole-heart sequences were obtained. Despite the differences in the creation of 3D volumes and trigger points, the impact on the LV volume was minimal (134.9 mL ± 16.9 mL vs. 136.6 mL ± 16.6 mL, p < 0.01 for end-diastole; 50.6 mL ± 11.0 mL vs. 51.6 mL ± 11.2 mL, p = 0.03 for end-systole). In our healthy patient cohort, a systematic underestimation of the end-systolic volume resulted in a significant overestimation of the SV (5.6 mL ± 2.6 mL, p < 0.01). The functional calculations from the 3D whole-heart method proved to be highly accurate and correlated well with function measurements from the phase-contrast sequences. Our study is the first to demonstrate the superiority of 3D whole-heart volumetry over 2D-cine volumetry and sheds light on the systematic error inherent in 2D-cine measurements.
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Affiliation(s)
- Muhnnad Alkassar
- Department of Cardiac Surgery, Friedrich-Alexander-Universität Erlangen-Nürnberg, 91054 Erlangen, Germany; (S.E.); (M.W.)
- Department of Pediatrics, Paracelsus Medical School, General Hospital of Nuremberg, 90419 Nuremberg, Germany
| | - Sophia Engelhardt
- Department of Cardiac Surgery, Friedrich-Alexander-Universität Erlangen-Nürnberg, 91054 Erlangen, Germany; (S.E.); (M.W.)
| | - Tariq Abu-Tair
- Department of Congenital Heart Disease, Centre for Diseases in Childhood and Adolescence, University Medicine Mainz, 55131 Mainz, Germany;
| | - Efren Ojeda
- Siemens Healtineers, 91052 Erlangen, Germany; (E.O.); (P.C.T.)
| | | | - Michael Weyand
- Department of Cardiac Surgery, Friedrich-Alexander-Universität Erlangen-Nürnberg, 91054 Erlangen, Germany; (S.E.); (M.W.)
| | - Oliver Rompel
- Institute of Radiology, University Hospital Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg, 91054 Erlangen, Germany;
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Accuracy of right ventricular volume and function assessed with cardiovascular magnetic resonance: comparison with echocardiographic parameters. Clin Imaging 2020; 59:61-67. [DOI: 10.1016/j.clinimag.2019.10.002] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2018] [Revised: 09/11/2019] [Accepted: 10/18/2019] [Indexed: 11/18/2022]
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Jorstig S, Waldenborg M, Lidén M, Wodecki M, Thunberg P. Determination of Right Ventricular Volume by Combining Echocardiographic Distance Measurements. Echocardiography 2016; 33:844-53. [PMID: 26841195 DOI: 10.1111/echo.13173] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022] Open
Abstract
BACKGROUND The position of the right ventricle (RV), often partly behind the sternum, implies difficulties to image the RV free wall using transthoracic echocardiography (TTE) and consequently limits the possibilities of stroke volume calculations. The aim of this study was to evaluate whether the volume of the right ventricle (RV) can be determined by combining TTE distance measurements that do not need the RV free wall to be fully visualized. METHODS The RV volume was approximated by an ellipsoid composed of three distances. Distance measurements, modeled RV stroke volumes (RVSV), and RV ejection fraction (RVEF) were compared to reference values obtained from cardiac magnetic resonance (CMR) imaging for 12 healthy volunteers. RESULTS Inter-modality comparisons showed that distance measurements were significantly underestimated in TTE compared to CMR. The modeled RV volumes using TTE distance measurements were underestimated compared to reference CMR volumes. There was, however, for TTE an agreement between modeled RVSV and left ventricular stroke volumes determined by biplane Simpson's rule. Similar agreement was shown between modeled RVSV based on CMR distance measurements and the CMR reference. Regarding RVEF, further studies including patients with a wider range of RVEF are needed to evaluate the method. CONCLUSION In conclusion, the ellipsoid model of the RV provides good estimates of RVSVs, but volumes based on distance measurements from different modalities cannot be used interchangeably.
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Affiliation(s)
- Stina Jorstig
- School of Health and Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
| | - Micael Waldenborg
- School of Health and Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.,Department of Clinical Physiology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
| | - Mats Lidén
- School of Health and Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.,Department of Radiology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
| | - Maciej Wodecki
- Department of Clinical Physiology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
| | - Per Thunberg
- School of Health and Medical Sciences, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.,Department of Medical Physics, Faculty of Medicine and Health, Örebro University, Örebro, Sweden
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Souto Bayarri M, Masip Capdevila L, Remuiñan Pereira C, Suárez-Cuenca J, Martínez Monzonís A, Couto Pérez M, Carreira Villamor J. Cardiac magnetic resonance analysis of right ventricular function: Comparison of quantification in the short-axis and 4-chamber planes. RADIOLOGIA 2015. [DOI: 10.1016/j.rxeng.2013.02.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Souto Bayarri M, Masip Capdevila L, Remuiñan Pereira C, Suárez-Cuenca J, Martínez Monzonís A, Couto Pérez M, Carreira Villamor J. Análisis de la función ventricular derecha en resonancia magnética cardíaca. Comparación de la cuantificación en los planos eje corto y 4 cámaras. RADIOLOGIA 2015; 57:50-5. [DOI: 10.1016/j.rx.2013.02.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/19/2012] [Revised: 01/27/2013] [Accepted: 02/03/2013] [Indexed: 10/26/2022]
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Cheng-Baron J, Chow K, Pagano JJ, Punithakumar K, Paterson DI, Oudit GY, Thompson RB. Quantification of circumferential, longitudinal, and radial global fractional shortening using steady-state free precession cines: a comparison with tissue-tracking strain and application in Fabry disease. Magn Reson Med 2014; 73:586-96. [PMID: 24634139 DOI: 10.1002/mrm.25166] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/10/2013] [Revised: 01/11/2014] [Accepted: 01/13/2014] [Indexed: 12/17/2022]
Abstract
PURPOSE Conventional calculation of myocardial strain requires tissue-tracking. A surrogate for strain called global fractional shortening (GFS) is proposed based on changes in dimensions of endocardial and epicardial surfaces without tissue-tracking. METHODS Three-dimensional endocardial and epicardial left ventricular surfaces traced at end-diastole and end-systole using conventional steady-state free precession cine images were used to calculate GFScc (circumferential), GFSll (longitudinal), and GFSrr (radial) using fractional length changes in each direction over the heart surface. GFS values were validated using finite element models (FEM) and in vivo using tagging-derived strains (εcc ,εll ,εrr ) in patients with a wide range of ejection fraction (EF) and diagnosis (n=32). GFS was also measured in 31 patients with Fabry disease and matched healthy controls. RESULTS GFS values were within 3% of average FEM-derived Lagrangian strains and had good agreement in vivo (GFScc =-14 ± 4%, εcc =-14 ± 4%, R(2) =0.85; GFSll =-12 ± 4%, εll =-12 ± 4%, R(2) =0.72; GFSrr =46 ± 21%). εrr could not be measured reliably from tagging. Compared with healthy controls with matched EF, patients with Fabry disease had significantly increased GFScc (Endo) (-28 ± 3% versus -25 ± 2%), decreased GFScc(Epi) (-10 ± 2% versus -11 ± 2%) and decreased GFSll for all components. CONCLUSION GFS yields similar values to conventionally measured strains without requiring tissue-tracking. Compared with controls, patients with Fabry disease have significant differences in several GFS components.
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Affiliation(s)
- June Cheng-Baron
- Department of Biomedical Engineering, University of Alberta, Edmonton, Canada
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Ammar M, Mahmoudi S, Chikh MA, Abbou A. Endocardial border detection in cardiac magnetic resonance images using level set method. J Digit Imaging 2012; 25:294-306. [PMID: 21773869 PMCID: PMC3295969 DOI: 10.1007/s10278-011-9404-z] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022] Open
Abstract
Segmentation of the left ventricle in MRI images is a task with important diagnostic power. Currently, the evaluation of cardiac function involves the global measurement of volumes and ejection fraction. This evaluation requires the segmentation of the left ventricle contour. In this paper, we propose a new method for automatic detection of the endocardial border in cardiac magnetic resonance images, by using a level set segmentation-based approach. To initialize this level set segmentation algorithm, we propose to threshold the original image and to use the binary image obtained as initial mask for the level set segmentation method. For the localization of the left ventricular cavity, used to pose the initial binary mask, we propose an automatic approach to detect this spatial position by the evaluation of a metric indicating object's roundness. The segmentation process starts by the initialization of the level set algorithm and ended up through a level set segmentation. The validation process is achieved by comparing the segmentation results, obtained by the automated proposed segmentation process, to manual contours traced by tow experts. The database used was containing one automated and two manual segmentations for each sequence of images. This comparison showed good results with an overall average similarity area of 97.89%.
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Affiliation(s)
- Mohammed Ammar
- Biomedical Engineering Laboratory, University of Tlemcen Algeria, Tlemcen, Algeria
| | - Saïd Mahmoudi
- Computer Science Department, Faculty of Engineering, University of Mons, 20 Place du parc, Mons, 7000 Belgium
| | - Mohammed Amine Chikh
- Biomedical Engineering Laboratory, University of Tlemcen Algeria, Tlemcen, Algeria
| | - Amine Abbou
- Department of Cardiology, Tlemcen University Hospital, Tlemcen, Algeria
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Jorstig SH, Kähäri A, Emilsson K, Thunberg P. Calculation of right ventricular stroke volume in short-axis MR images using the equation of the tricuspid plane. Clin Physiol Funct Imaging 2011; 32:5-11. [DOI: 10.1111/j.1475-097x.2011.01047.x] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Cheng-Baron J, Chow K, Khoo NS, Esch BT, Scott JM, Haykowsky MJ, Tyberg JV, Thompson RB. Measurements of changes in left ventricular volume, strain, and twist during isovolumic relaxation using MRI. Am J Physiol Heart Circ Physiol 2010; 298:H1908-18. [DOI: 10.1152/ajpheart.00131.2010] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Left ventricular (LV) active relaxation begins before aortic valve closure and is largely completed during isovolumic relaxation (IVR), before mitral valve opening. During IVR, despite closed mitral and aortic valves, indirect assessments of LV volume have suggested volume increases during this period. The aim of this study is to measure LV volume throughout IVR and to determine the sources of any volume changes. For 10 healthy individuals (26.0 ± 3.8 yr), magnetic resonance imaging was used to measure time courses of LV volume, principal myocardial strains (circumferential, longitudinal, radial), and LV twist. Mitral leaflet motion was observed using echocardiography. During IVR, LV volume measurements showed an apparent increase of 4.6 ± 1.5 ml (5.0 ± 2.0% of the early filling volume change), the LV untwisted by 4.5 ± 1.9° (36.6 ± 18.0% of peak systolic twist), and changes in circumferential, longitudinal, and radial strains were +0.87 ± 0.64%, +0.93 ± 0.57%, and −1.46 ± 1.66% (4.2 ± 3.3%, 5.9 ± 3.3%, and 5.3 ± 7.5% of peak systolic strains), respectively. The apparent changes in volume correlated ( P < 0.01) with changes in circumferential, longitudinal, and radial strains ( r = 0.86, 0.69, and −0.37, respectively) and untwisting ( r = 0.83). The closed mitral valve leaflets were observed to descend into the LV throughout IVR in all subjects in apical four- and three-chamber and parasternal long-axis views by 6.0 ± 3.3, 5.1 ± 2.4, and 2.1 ± 5.0 mm, respectively. In conclusion, LV relaxation during IVR is associated with changes in principal strains and untwisting, which are all correlated with an apparent increase in LV volume. Since closed mitral and aortic valves ensure true isovolumic conditions, the apparent volume change likely reflects expansion of the LV myocardium and the inward bowing of the closed mitral leaflets toward the LV interior.
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Affiliation(s)
| | | | | | - Ben T. Esch
- Physical Therapy, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton; and
| | - Jessica M. Scott
- Physical Therapy, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton; and
| | - Mark J. Haykowsky
- Physical Therapy, Faculty of Rehabilitation Medicine, University of Alberta, Edmonton; and
| | - John V. Tyberg
- Departments of Cardiac Sciences and Physiology and Pharmacology, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Alberta, Canada
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