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Willinger L, Brudy L, Meyer M, Oberhoffer-Fritz R, Ewert P, Müller J. Longitudinal development of central SBP in children with congenital heart disease. J Cardiovasc Med (Hagerstown) 2024; 25:68-75. [PMID: 38079283 DOI: 10.2459/jcm.0000000000001576] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2023]
Abstract
AIMS Central SBP (cSBP) was shown to be increased already in children with congenital heart disease (CHD). However, its development over time has not yet been investigated. The aim of this study was to evaluate the natural course of cSBP over time from longitudinal assessment in children with CHD. METHODS In this longitudinal study, 306 children and adolescents (11.3 ± 2.9 years, 34% girls) with various CHD were prospectively examined from July 2014 to May 2022. Over a mean follow-up length of 30.1 ± 18.9 months, 467 follow-up assessments have been conducted. cSBP was noninvasively assessed by oscillometric measurement via Mobil-O-Graph. A linear mixed effect model was performed to examine the course of cSBP. RESULTS cSBP increased significantly over time by 1.22 mmHg per year of age (P < 0.001). The longitudinal increase in cSBP over time remained significant when including sex (b = 0.68, P < 0.001), BMI (b = 1.12, P < 0.001), hypertensive medication (b = 1.13, P < 0.001), disease severity (b = 1.04, P < 0.001), and CHD type (b = 3.74, P = 0.03) in the model. Patients with transposition of the great arteries (TGA) after arterial switch had a significantly higher cSBP increase over time (b = 1.78, P < 0.001). The longitudinal cSBP increase was significantly higher in obese CHD children (b = 2.52, P = 0.005) and in boys (b = 0.85, P < 0.001). CONCLUSION This study shows a longitudinal increase in cSBP in children with CHD. Whether observed trajectories of cSBP are normal or abnormal needs to be investigated in further studies. Monitoring of the vascular function with a special focus on patients with TGA and obese CHD children seems indicated.
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Affiliation(s)
- Laura Willinger
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
- Institute of Preventive Pediatrics, Technische Universität München
| | - Leon Brudy
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
| | - Michael Meyer
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
| | - Renate Oberhoffer-Fritz
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
- Institute of Preventive Pediatrics, Technische Universität München
| | - Peter Ewert
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
- DZHK (German Centre for Cardiovascular Research), partner site Munich Heart Alliance, Munich, Germany
| | - Jan Müller
- Department of Congenital Heart Disease and Pediatric Cardiology, Deutsches Herzzentrum München
- Institute of Preventive Pediatrics, Technische Universität München
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2
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Henry M, Fadnes S, Lovstakken L, Mawad W, Mertens L, Nyrnes SA. Flow Dynamics in Children With Bicuspid Aortic Valve: A Blood Speckle Tracking Study. ULTRASOUND IN MEDICINE & BIOLOGY 2023; 49:2354-2360. [PMID: 37573177 DOI: 10.1016/j.ultrasmedbio.2023.07.012] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/12/2023] [Revised: 06/27/2023] [Accepted: 07/16/2023] [Indexed: 08/14/2023]
Abstract
OBJECTIVE Bicuspid aortic valve (BAV) is associated with progressive aortic dilation. Although the etiology is complex, altered flow dynamics is thought to play an important role. Blood speckle tracking (BST) allows for visualization and quantification of complex flow, which could be useful in identifying patients at risk of root dilation and could aid in surgical planning. The aims of this study were to assess and quantify flow in the aortic root and left ventricle using BST in children with bicuspid aortic valves. METHODS AND RESULTS A total of 38 children <10 y of age were included (24 controls, 14 with BAV). Flow dynamics were examined using BST in the aortic root and left ventricle. Children with BAV had altered systolic flow patterns in the aortic root and higher aortic root average vorticity (25.9 [23.4-29.2] Hz vs. 17.8 [9.0-26.2] Hz, p < 0.05), vector complexity (0.17 [0.14-0.31] vs. 0.05 [0.02-0.13], p < 0.01) and rate of energy loss (7.9 [4.9-12.1] mW/m vs. 2.7 [1.2-7.4] mW/m, p = 0.01). Left ventricular average diastolic vorticity (20.9 ± 5.8 Hz vs. 11.4 ± 5.2 Hz, p < 0.01), kinetic energy (0.11 ± 0.05 J/m vs. 0.04 ± 0.02 J/m, p < 0.01), vector complexity (0.38 ± 0.1 vs. 0.23 ± 0.1, p < 0.01) and rate of energy loss (11.1 ± 4.8 mW/m vs. 2.7 ± 1.9 mW/m, p < 0.01) were higher in children with BAV. CONCLUSION Children with BAV exhibit altered flow dynamics in the aortic root and left ventricle in the absence of significant aortic root dilation. This may represent a substrate and potential predictor for future dilation and diastolic dysfunction.
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Affiliation(s)
| | - Solveig Fadnes
- Norwegian University of Science and Technology, Trondheim, Norway
| | - Lasse Lovstakken
- Norwegian University of Science and Technology, Trondheim, Norway
| | - Wadi Mawad
- McGill University Health Centre, Montreal, QC, Canada
| | - Luc Mertens
- Hospital for Sick Children, Toronto, ON, Canada
| | - Siri Ann Nyrnes
- Norwegian University of Science and Technology, Trondheim, Norway; Children's Clinic, St. Olav's University Hospital, Trondheim, Norway
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3
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Quennelle S, Bonnet D. Pediatric heart failure with preserved ejection fraction, a review. Front Pediatr 2023; 11:1137853. [PMID: 37601131 PMCID: PMC10433757 DOI: 10.3389/fped.2023.1137853] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/04/2023] [Accepted: 07/05/2023] [Indexed: 08/22/2023] Open
Abstract
Diastolic dysfunction refers to a structural or functional abnormality of the left ventricle, resulting in impaired filling of the heart. Severe diastolic dysfunction can lead to congestive heart failure even when the left ventricle systolic function is normal. Heart failure with preserved ejection fraction (HFpEF) accounts for nearly half of the hospitalizations for acute heart failure in the adult population but the clinical recognition and understanding of HFpEF in children is poor. The condition is certainly much less frequent than in the adult population but the confirmatory diagnosis of diastolic dysfunction in children is also challenging. The underlying causes of HFpEF in children are diverse and differ from the main cause in adults. This review addresses the underlying causes and prognostic factors of HFpEF in children. We describe the pulmonary hypertension profiles associated with this cardiac condition. We discuss diagnosis difficulties in clinical practice, and we provide a simplified diagnostic algorithm for HFpEF in children.
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Affiliation(s)
- Sophie Quennelle
- Pediatric Cardiology Department, Necker-Enfants Malades Hospital, Paris, France
- Equipe Projet HeKA, Paris, France
- Université Paris Cité, Paris, France
| | - Damien Bonnet
- Pediatric Cardiology Department, Necker-Enfants Malades Hospital, Paris, France
- Université Paris Cité, Paris, France
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Ahmed M, Karnakoti S, Abozied O, Kandlakunta S, Younis A, Egbe AC. Prognostic Role of Tricuspid Annular Plane Systolic Excursion/Right Ventricular Systolic Pressure Ratio in Coarctation of Aorta. CJC PEDIATRIC AND CONGENITAL HEART DISEASE 2023; 2:167-173. [PMID: 37969860 PMCID: PMC10642094 DOI: 10.1016/j.cjcpc.2023.05.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/17/2023] [Accepted: 05/01/2023] [Indexed: 11/17/2023]
Abstract
Background Right ventricular (RV) systolic dysfunction and pulmonary hypertension are associated with mortality in adults with coarctation of aorta (COA). The tricuspid annular plane systolic excursion/RV systolic pressure (TAPSE/RVSP) ratio is a validated noninvasive tool for the assessment of RV-pulmonary arterial (RV-PA) coupling in patients with PA hypertension, but similar data are lacking in adults with COA. The purpose of this study was to assess the relationship between the TAPSE/RVSP ratio and outcomes in this population. Methods A retrospective cohort study of adults with repaired COA was performed. RV systolic dysfunction was defined as RV free wall strain ≥-24% at baseline, whereas new-onset RV systolic dysfunction was defined RV free wall strain ≥-24% during follow-up. Results Of 661 patients, TAPSE, RVSP, and TAPSE/pulmonary artery systolic pressure ratio were 22 ± 6 mm, 34 ± 12 mm Hg, and 0.71 (0.48-0.89) mm/mm Hg, respectively. Of 661 patients, 152 (23%) had RV systolic dysfunction at baseline, and TAPSE/RVSP <0.43 mm/mm Hg was the optimal threshold to detect RV systolic dysfunction. TAPSE/RVSP <0.43 mm Hg was associated with RV systolic dysfunction (adjusted odds ratio: 3.11 [1.83-6.19], P = 0.004). Of 509 patients with normal RV systolic function, 42 (8%) and 36 (7%) developed new-onset RV systolic dysfunction and new-onset right heart failure, respectively, during follow-up. TAPSE/RVSP <0.43 mm/mm Hg was associated with new-onset RV systolic dysfunction (adjusted hazard ratio: 1.95 [1.46-2.77], P = 0.008) and new-onset right heart failure (adjusted hazard ratio: 0.81 [0.68-0.92], P = 0.005). Conclusions The TAPSE/RVSP ratio can potentially be used to identify patients at risk for new-onset RV systolic dysfunction and right heart failure and provide opportunity for proactive interventions to prevent adverse outcomes.
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Affiliation(s)
- Marwan Ahmed
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Snigdha Karnakoti
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Omar Abozied
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Sriharsha Kandlakunta
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Ahmed Younis
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
| | - Alexander C. Egbe
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA
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Lemos M, Rato J, da Mata MF, Sequeira M, Mendes SC, Anjos R. Diastolic Function and Left Atrial Strain in Young Patients with History of Aortic Coarctation Repair. Pediatr Cardiol 2023; 44:674-680. [PMID: 36028777 DOI: 10.1007/s00246-022-02992-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/31/2022] [Accepted: 08/17/2022] [Indexed: 10/15/2022]
Abstract
Aortic coarctation (AoCo) leads to long-term sequelae that may impair heart function. Data regarding new echocardiographic function parameters such as atrial strain, in affected patients, are scarce. This study aims to describe these parameters in AoCo patients and define their association with severity measures. 53 AoCo patients and 31 healthy controls, aged 12-40 years, were evaluated. Effectively corrected AoCo (cAoCo) was defined as aortic trans-isthmic corrected Doppler gradient (Dgrad) ≤ 20 mmHg (n = 36), and recoarctation (rAoCo) as Dgrad > 20 mmHg (n = 17). Dependent variables were: E/E'; atrial reservoir strain (Ares); and atrial conduit strain (Acd). T-tests/Mann-Whitney U tests were used to compare these among groups. Multivariable regression was used to test correlation with systolic blood pressure (SBP), indexed LV mass (ILVM), Dgrad, and the ratio between the narrowest diameter of aortic arch and aorta at diaphragm level (Aoratio). In cAoCo and rAoCo patients, E/E' was higher (p < 0.001), Ares, and Acd were lower (p < 0.001 for both) comparing with controls. Acd was higher in cAoCo than rAoCo (p = 0.045). Higher Ares was associated with higher Aoratio (p = 0.002), and lower Acd with higher Dgrad (0.014). EF and GLS were not different among groups. Young patients with effectively corrected aortic coarctation have persistent changes in diastolic function parameters (E/E' and atrial strain), and these are affected by anatomical sequelae. These patients' physiology is closer to patients with recoarctation, than to healthy individuals. This provides rationale for a stronger prevention, and treatment, of arterial dysfunction and high left ventricular afterload in these patients.
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Affiliation(s)
- Mariana Lemos
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal
| | - João Rato
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal.
| | - Miguel Fogaça da Mata
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal
| | - Mafalda Sequeira
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal
| | - Susana Cordeiro Mendes
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal
| | - Rui Anjos
- Pediatric Cardiology Department, Hospital Santa Cruz-Centro Hospitalar Lisboa Ocidental, Av. Prof. Dr. Reinaldo dos Santos, 2790-134, Carnaxide, Portugal
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Sendzikaite S, Sudikiene R, Lubaua I, Silis P, Rybak A, Brzezinska-Rajszys G, Obrycki Ł, Litwin M, Jankauskiene A. Antihypertensive therapy of late arterial hypertension in children following successful coarctation correction. J Hypertens 2022; 40:2476-2485. [PMID: 36129116 DOI: 10.1097/hjh.0000000000003282] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Abstract
BACKGROUNG Late arterial hypertension (AH) is the most significant complication of coarctation of the aorta (CoA). Only a few clinical studies described antihypertensive treatment of late AH following successful CoA repair. The primary objective of this multicentre cross-sectional study was to describe real-life antihypertensive therapy for late AH in children after hemodynamically successful CoA repair. The secondary objective was to describe antihypertensive therapy used within different haemodynamic phenotypes of AH. METHOD Blood pressure status, echocardiographic parameters and central blood pressure measurements were evaluated in 110 children aged 6-18 years following successful CoA repair with right arm blood pressure not exceeding leg blood pressure by at least 20 mmHg. RESULTS AH was found in 62 (56%) patients including 47 who were already treated and 15 with new diagnosed AH of whom seven presented with masked hypertension. Among treated patients, 10 presented with masked hypertension. The dominant phenotype of AH among patients with uncontrolled AH was isolated systolic hypertension (32 patients out of 37; 87.5%). AH was controlled in 53% of treated patients. Fifty-three percent of hypertensive patients had elevated central SBP and 39% had left ventricular hypertrophy with various left ventricle geometry patterns, 23% of them had both. β-adrenergic receptor blockers were the most used antihypertensive drugs followed by angiotensin-converting enzyme inhibitors with doses within the lower recommended range. CONCLUSION High prevalence of uncontrolled AH despite successful CoA repair and use of relatively low doses of antihypertensive drugs indicates the need of close blood pressure monitoring and more intensive and combined antihypertensive therapy.
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Affiliation(s)
- Skaiste Sendzikaite
- Institute of Clinical Medicine, Vilnius University, Faculty of Medicine, Vilnius, Lithuania
| | - Rita Sudikiene
- Institute of Clinical Medicine, Vilnius University, Faculty of Medicine, Vilnius, Lithuania
| | - Inguna Lubaua
- Clinic for Paediatric Cardiology and Cardiac Surgery, Children's Clinical University Hospital, Stradins University, Riga, Latvia
| | - Pauls Silis
- Clinic for Paediatric Cardiology and Cardiac Surgery, Children's Clinical University Hospital, Stradins University, Riga, Latvia
| | | | | | - Łukasz Obrycki
- Department of Nephrology and Arterial Hypertension, The Children's Memorial Health Institute, Warsaw, Poland
| | - Mieczysław Litwin
- Department of Nephrology and Arterial Hypertension, The Children's Memorial Health Institute, Warsaw, Poland
| | - Augustina Jankauskiene
- Institute of Clinical Medicine, Vilnius University, Faculty of Medicine, Vilnius, Lithuania
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Egbe AC, Miranda WR, Reddy YN, Anderson JH, Andi K, Goda A, Abozied O, Connolly HM, Borlaug BA. Prognostic Value of the H 2FPEF Score in Adults With Repaired Coarctation of Aorta. JACC. ADVANCES 2022; 1:100130. [PMID: 38939458 PMCID: PMC11198562 DOI: 10.1016/j.jacadv.2022.100130] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 06/29/2022] [Revised: 09/07/2022] [Accepted: 09/18/2022] [Indexed: 06/29/2024]
Abstract
Background Risk stratification is challenging in adults with repaired coarctation of aorta (COA) because of the complex interaction of multiple hemodynamic factors and differences in left ventricular adaptation to these factors. The H2FPEF score was originally developed for differentiating between heart failure with preserved ejection fraction and noncardiac dyspnea, but it has been shown to be useful for prognostication in other cardiovascular pathologies. Objectives The purpose of this study was to assess the prognostic role of the H2FPEF score in adults with repaired COA. Methods This is a retrospective cohort study of adults with repaired COA at the Mayo Clinic (2003-2019). The H2FPEF score was calculated at baseline and at 5-year follow-up. Cardiovascular events (heart failure hospitalization, transplant, or cardiovascular death) were ascertained from medical records. Results We identified 712 patients (age 33 years [range 21-45 years]; 419 [59%] males). The baseline H2FPEF score was 2.2 ± 1.4. There was a temporal increase in the H2FPEF score at 5 years (ΔH2FPEF score 0.34 ± 0.11) due to the increase in the prevalence of hypertension, obesity, and high filling pressures. The H2FPEF score correlated with left atrial volume (r = 0.73, P < 0.001), right atrial volume (r = 0.41, P < 0.001), right ventricular fractional area change (r = -0.46, P < 0.001), and left ventricular e' (r = -0.52, P < 0.001). Both the baseline H2FPEF score and ΔH2FPEF score were independently associated with cardiovascular events. Conclusions These results suggest that the H2FPEF score can be used for prognostication in patients with COA. The temporal increase in the H2FPEF score was due to factors such as hypertension, obesity, and high filling pressures, and hence, it provides potential therapeutic targets to improve outcomes in this population.
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Affiliation(s)
- Alexander C. Egbe
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - William R. Miranda
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Yogesh N.V. Reddy
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Jason H. Anderson
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Kartik Andi
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Ahmed Goda
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Omar Abozied
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Heidi M. Connolly
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
| | - Barry A. Borlaug
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, USA
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Sendzikaite S, Sudikiene R, Lubaua I, Silis P, Rybak A, Brzezinska-Rajszys G, Obrycki Ł, Jankauskiene A, Litwin M. Multi-centre cross-sectional study on vascular remodelling in children following successful coarctation correction. J Hum Hypertens 2022; 36:819-825. [PMID: 34344993 DOI: 10.1038/s41371-021-00585-6] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/10/2021] [Revised: 07/21/2021] [Accepted: 07/23/2021] [Indexed: 11/09/2022]
Abstract
Coarctation of the aorta is an arteriopathy with life-long sequelae, with remarkably increased cardiovascular events in young adults even after successful repair and despite blood pressure status. There are data on arterial remodelling in adults after coarctation correction, however, these data are scarce in childhood. Thus, the aim of this cross-sectional study was to evaluate changes in arterial wall function and morphology in children following successful coarctation repair and to compare these changes among patients with different blood pressure status and coarctation correction modes. Blood pressure status, echocardiographic parameters, arterial wall structure and stiffness, endothelial function and central blood pressure measurements were evaluated in 110 children aged 6-18 years following successful coarctation repair with right arm blood pressure not exceeding leg blood pressure by ≥20 mmHg. The prevalence of arterial hypertension was 50%. The mean carotid intima-media thickness SDS was 3.1 ± 1.5 and above 1.65 SDS in 91 of 110 patients. Increased right carotid intima-media thickness was associated with left ventricular hypertrophy, office blood pressure difference between leg and right arm, recoarctation in the past and interventional coarctation correction. Increased local common carotid artery stiffness was associated with increased pulse pressure and central systolic blood pressure. Potentially decreased endothelial function was related to a slight increase of peak and mean systolic gradient in the descending aorta. After successful coarctation repair and with a low blood pressure gradient, children still have a high prevalence of arterial hypertension and significant arterial remodelling, indicating accelerated biological age and advanced arteriosclerosis.
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Affiliation(s)
- Skaiste Sendzikaite
- Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, Vilnius, Lithuania.
| | - Rita Sudikiene
- Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, Vilnius, Lithuania
| | - Inguna Lubaua
- Clinic for Paediatric Cardiology and Cardiac Surgery, Children's Clinical University Hospital, Stradins University, Riga, Latvia
| | - Pauls Silis
- Clinic for Paediatric Cardiology and Cardiac Surgery, Children's Clinical University Hospital, Stradins University, Riga, Latvia
| | - Agata Rybak
- Department of Cardiology, The Children's Memorial Health Institute, Warsaw, Poland
| | | | - Łukasz Obrycki
- Department of Nephrology and Arterial Hypertension, The Children's Memorial Health Institute, Warsaw, Poland
| | - Augustina Jankauskiene
- Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, Vilnius, Lithuania
| | - Mieczysław Litwin
- Department of Nephrology and Arterial Hypertension, The Children's Memorial Health Institute, Warsaw, Poland
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Liu J, Cao H, Zhang L, Hong L, Cui L, Song X, Ma J, Shi J, Zhang Y, Li Y, Wang J, Xie M. Incremental value of myocardial deformation in predicting postnatal coarctation of the aorta: establishment of a novel diagnostic model. J Am Soc Echocardiogr 2022; 35:1298-1310. [PMID: 35863545 DOI: 10.1016/j.echo.2022.07.010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/11/2022] [Revised: 06/12/2022] [Accepted: 07/04/2022] [Indexed: 10/17/2022]
Abstract
BACKGROUND Prenatal detection of coarctation of the aorta (CoA) still suffers from high false-positive and false-negative rates. The objective of this study was to develop a novel model to improve the diagnostic accuracy of fetal CoA. METHODS A retrospective study was conducted in 122 fetuses with suspected CoA who also had postnatal follow-ups. Fetuses with confirmed diagnosis of CoA after birth were defined as CoA group, and Non-CoA group were those false-positives. Conventional fetal echocardiographic measurements, including great arterial dimensions and flow characteristics were obtained. Left ventricular (LV) functional parameters were determined using two-dimensional speckle tracking echocardiography. A novel multi-parametric diagnostic model, including gestational age (GA) at diagnosis, aortic isthmus (AOI) Z-score and LV longitudinal strain (LVLS), was developed by univariate and multivariate logistic regression analyses. The model was validated prospectively by a validation cohort of 48 fetuses. RESULTS CoA was confirmed in 62/122 (50.8%) cases after birth. Fetuses with postnatal CoA were diagnosed significantly earlier than false-positives (median (interquartile range), 24.5 (23.3-26.4) vs 27.8 (24.5-30.4) weeks; P < .001). The Z-scores of aortic dimensions (aortic valve annulus, ascending aorta, transverse aortic arch and AOI) were significantly smaller (all P < .001), while the Z-scores of pulmonary dimensions (pulmonary valve annulus and main pulmonary artery) were significantly greater (all P < .05), in cases of confirmed CoA than false-positives. Compared with Non-CoA group, CoA group displayed lower LV ejection fraction (P = .005), LV fractional area change (P < .001) and LVLS (P < .001). A multivariate logistic regression model incorporating GA (odds ratio (OR): 0.74, 95% confidence interval (CI): 0.60-0.88; P = .001), AOI Z-score (OR: 0.20, 95% CI: 0.08-0.41; P < .001) and LVLS (OR: 1.79, 95% CI: 1.41-2.42; P < .001) was established to diagnose CoA more accurately (Akaike information criterion: 81.77, C-statistics: 0.945). The performance of this model was confirmed prospectively in the validation cohort. CONCLUSIONS In fetuses with suspected CoA, speckle tracking analysis of LVLS may have an incremental value in predicting postnatal CoA. Our diagnostic model, including GA, AOI Z-score and LVLS, may provide a good tool for the stratification of the risk in fetal CoA and contribute to patient-specific perinatal management.
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Affiliation(s)
- Juanjuan Liu
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Haiyan Cao
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Li Zhang
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China; Shenzhen Huazhong University of Science and Technology Research Institute, Shenzhen 518057, China
| | - Liu Hong
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Li Cui
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Xiaoyan Song
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Jing Ma
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Jiawei Shi
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Yi Zhang
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Yuman Li
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Jing Wang
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China
| | - Mingxing Xie
- Department of Ultrasound Medicine, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China; Clinical Research Center for Medical Imaging in Hubei Province, Wuhan 430022, China; Hubei Province Key Laboratory of Molecular Imaging, Wuhan 430022, China; Shenzhen Huazhong University of Science and Technology Research Institute, Shenzhen 518057, China; Tongji Medical College and Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430022, China.
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10
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Zhou D, Xu R, Zhou J, Xie L, Xu G, Liu M, Zeng S. Aortic Elasticity and Cardiac Function in Fetuses With Aortic Coarctation. Front Cardiovasc Med 2022; 9:870683. [PMID: 35656404 PMCID: PMC9152082 DOI: 10.3389/fcvm.2022.870683] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/07/2022] [Accepted: 03/31/2022] [Indexed: 11/25/2022] Open
Abstract
Objective The purpose of the study was to observe the elasticity of the ascending aorta (AAo) in normal fetuses and fetuses with coarctation of the aorta (CoA) by M-mode echocardiography. Methods This was a prospective clinical study performed on 16 fetuses with CoA and 48 gestational-age matched normal fetuses. The minimum internal diameter in the diastolic phase (Dmin) and the maximum internal diameter in the systolic phase (Dmax) of the AAo were measured by M-mode echocardiography. The aortic strain was calculated using the formula 100 × (Dmax−Dmin)/Dmin). Doppler echocardiography was performed to measure the cardiac function parameters. Correlations between aortic strain and cardiac function were assessed in fetuses with CoA. Results The aortic strain of the ascending aorta in the fetuses with CoA was significantly lower than that in normal fetuses (18.12 ± 4.88% vs. 25.22 ± 4.92%, p < 0.01). The fetuses with CoA showed significantly higher combined cardiac output than the controls (471.89 ± 93.98 vs. 411.57 ± 46.35 ml/min/kg, p < 0.05). Compared with the normal group, the early diastolic velocities (E') and peak systolic velocities (S') of the left side were obviously decreased in the CoA group (p < 0.05), while the left early diastolic velocity ratio (E/E') was significantly increased in the fetuses with CoA (p < 0.01). For the fetuses with CoA, the aortic strain of the AAo was correlated with the left E/E' and S' (r = −0.522 and 0.504, respectively, P < 0.05). Conclusions The aortic strain of the ascending aorta was significantly decreased in fetuses with CoA in middle-late gestation. The impaired strain of the ascending aorta was correlated with the left ventricle function in the fetuses with CoA. These findings imply that the abnormalities of the intrinsic aortic wall of CoA might develop early in utero.
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Affiliation(s)
- Dan Zhou
- Department of Ultrasound Diagnosis, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Ran Xu
- Department of Urology, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Jiawei Zhou
- Department of Ultrasound Diagnosis, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Li Xie
- Department of Cardiology and Cardiovascular Surgery, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Ganqiong Xu
- Department of Ultrasound Diagnosis, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Minghui Liu
- Department of Ultrasound Diagnosis, The Second Xiangya Hospital, Central South University, Changsha, China
| | - Shi Zeng
- Department of Ultrasound Diagnosis, The Second Xiangya Hospital, Central South University, Changsha, China
- *Correspondence: Shi Zeng
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11
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Weisert M, Su JA, Menteer J, Shaddy RE, Kantor PF. Drug Treatment of Heart Failure in Children: Gaps and Opportunities. Paediatr Drugs 2022; 24:121-136. [PMID: 35084696 DOI: 10.1007/s40272-021-00485-9] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 11/08/2021] [Indexed: 12/11/2022]
Abstract
Medical therapy for pediatric heart failure is based on a detailed mechanistic understanding of the underlying causes, which are diverse and unlike those encountered in most adult patients. Diuresis and improved perfusion are the immediate goals of care in the child with acute decompensated heart failure. Conversion to maintenance oral therapy for heart failure is based on the results of landmark studies in adults, as well as recent pediatric clinical trials and heart failure guidelines. There will continue to be an important role for newer drugs, some of which are in active trials in adults, and some of which are already approved for use in children. The need to plan for clinical trials in children during drug development for heart failure is emphasized.
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Affiliation(s)
- Molly Weisert
- Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
- Division of Cardiology, Heart Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA
| | - Jennifer A Su
- Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
- Division of Cardiology, Heart Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA
| | - Jondavid Menteer
- Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
- Division of Cardiology, Heart Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA
| | - Robert E Shaddy
- Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA
- Division of Cardiology, Heart Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA
| | - Paul F Kantor
- Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
- Division of Cardiology, Heart Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA.
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12
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Lindow A, Kennbäck C, Åkesson A, Nilsson PM, Weismann CG. Common carotid artery characteristics in patients with repaired aortic coarctation compared to other cardiovascular risk factors. INTERNATIONAL JOURNAL OF CARDIOLOGY CONGENITAL HEART DISEASE 2022. [DOI: 10.1016/j.ijcchd.2022.100319] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022] Open
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13
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Panzer J, Bové T, Vandekerckhove K, De Wolf D. Hypertension after coarctation repair-a systematic review. Transl Pediatr 2022; 11:270-279. [PMID: 35282025 PMCID: PMC8905104 DOI: 10.21037/tp-21-418] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/31/2021] [Accepted: 01/18/2022] [Indexed: 11/11/2022] Open
Abstract
BACKGROUND Coarctation of the Aorta (CoA) leads to increased morbidity and mortality later in life despite early surgical or percutaneous treatment. Many long-term complications are related to hypertension (HT) which is a common finding late after coarctation repair. METHODS A systematic Review was performed including articles published between February 2012 to December 2020. Systematic searches were conducted on PubMed and the Cochrane Controlled Trials Register to look for studies on HT after aortic CoA-repair. PRISMA guidelines were used. RESULTS In this systematic review on HT after CoA Repair the mean prevalence of HT was 47.3% (20-70%). A progressive character was of the HT was found, furthermore if only studies are included with 24 h blood pressure (BP) recording in addition to standard BP measurements, the incidence of HT rose to 57.8%. DISCUSSION Most clinical studies look at complications, mortality rate and residual pressure gradient rather than correlating hemodynamic indices with long-term outcome. Although HT is commonly based in measurement of peripheral BP, it has been shown that peripheral BP in CoA patients has a poor correlation with central aortic pressure. Central aortic hemodynamics are significantly altered in patients with repaired CoA, which can now adequately be investigated non-invasively. At the present time there are no studies linking long-term outcome with abnormal central hemodynamics.
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Affiliation(s)
- Joseph Panzer
- Departement Kindercardiologie, Universitair Ziekenhuis Gent (Pediatric Cardiology Department, University Hospital Ghent), Ghent, Belgium
| | - Thierry Bové
- Departement Hartchirurgie, Universitair Ziekenhuis Gent (Cardiac Surgery, University Hospital Ghent), Ghent, Belgium
| | - Kristof Vandekerckhove
- Departement Kindercardiologie, Universitair Ziekenhuis Gent (Pediatric Cardiology Department, University Hospital Ghent), Ghent, Belgium
| | - Daniël De Wolf
- Departement Kindercardiologie, Universitair Ziekenhuis Gent (Pediatric Cardiology Department, University Hospital Ghent), Ghent, Belgium
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14
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Smiseth OA. The challenge of assessing left ventricular function after repair of aortic coarctation: Can we do better? Rev Port Cardiol 2022; 41:309-310. [DOI: 10.1016/j.repc.2021.12.005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022] Open
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15
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Amoozgar H, Nouri N, Shabanpourhaghighi S, Bagherian N, Mehdizadegan N, Edraki MR, Naghshzan A, Mohammadi H, Ajami G, Abdollahi A. Effect of coarctation of aorta anatomy and balloon profile on the outcome of balloon angioplasty in infantile coarctation. BMC Cardiovasc Disord 2021; 21:594. [PMID: 34911460 PMCID: PMC8672566 DOI: 10.1186/s12872-021-02396-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/14/2021] [Accepted: 11/22/2021] [Indexed: 11/15/2022] Open
Abstract
OBJECTIVE Coarctation of the Aorta (CoA) is a relatively common cardiovascular disorder. The present study aimed to evaluate the effect of COA anatomy and high versus low-pressure balloons on the outcome of balloon angioplasty among neonates and infants. METHODS In this retrospective study, the neonates and infants undergoing balloon angioplasty at Namazi hospital were enrolled. After balloon angioplasty, immediate data results were promptly recorded.Moreover, midterm echocardiographic information was collected via electronic cardiac records of pediatric wards and clinical and echocardiographic data at least 12 months after balloon angioplasty. Finally, data were analyzed using SPSS-20. RESULTS In this study, 42 infants were included. The median age at the time of balloon angioplasty was 1.55 (range 0.1-12) months and 66.7% of the patients were male. The mean pressure gradient of coarctation was 38.49 ± 24.97 mmHg, which decreased to 7.61 ± 8.00 mmHg (P < 0.001). A high-pressure balloon was used in 27, and a low-pressure balloon was used in 15 patients. COA's pressure gradient changed 30.89 ± 18.06 in the high-pressure group and 24.53 ± 20.79 in the low-pressure balloon group (P = 0.282). In the high-pressure balloon group, 14.81% and in the low-pressure group, 33.33% had recoarctation and need second balloon angioplasty (p < 0.021). The infant with discrete coarctation had a higher decrease in gradient and lower recoarctation. CONCLUSION Recoarctation rate was lower in the high-pressure balloon. The infant with discrete COA had a better response to the balloon with more decrease in gradient and lower recoarctation rate. Therefore, the stenotic segment anatomy needs to be considered in the selection of treatment methods.
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Affiliation(s)
- Hamid Amoozgar
- Neonatal Research Center, School of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
| | - Narjes Nouri
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
| | | | - Neda Bagherian
- School of Medicine, Shiraz University of Medical Sciences, Jahrom, Iran
| | - Nima Mehdizadegan
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran.
- The Cardiovascular Research Center, Shiraz University of Medical Sciences, Shiraz, Iran.
| | - Mohammad Reza Edraki
- Neonatal Research Center, School of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran
| | - Amir Naghshzan
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
| | - Hamid Mohammadi
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
| | - Gholamhossein Ajami
- Pediatric Department, School of Medicine, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
| | - Ashkan Abdollahi
- Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran
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16
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Khan U, Shaw T, Kempny A, Gatzoulis MA, Dimopoulos K, Li W. The clinical presentation and outcome of aortic coarctation associated with left ventricular inflow and outflow tract lesion in adult patients: Shone syndrome and beyond. Int J Cardiol 2021; 343:45-49. [PMID: 34453975 DOI: 10.1016/j.ijcard.2021.08.017] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/07/2021] [Revised: 08/09/2021] [Accepted: 08/11/2021] [Indexed: 10/20/2022]
Abstract
BACKGROUND Aortic coarctation (AoCoa) is a congenital stenosis of aorta, which often co-exists with other congenital heart defects. Many studies have shown the importance of regular follow-up in these patients however there is scarcity of knowledge relating to the impact of left ventricle inflow lesions (LVIT) and left ventricle outflow track lesions (LVOT). The aim of this study is to evaluate the impact of isolated AoCoa with LVIT and/or LVOT on haemodynamic, morbidity and mortality. METHODS We have retrospectively analysed clinical data of all adult AoCoa patients who underwent echocardiography between 2010-2018 in our centre. Outcome measures included death, number of hospitalisations for cardiac causes, development of cardiac arrhythmia, new prescription of HF medication. RESULTS A total of 406 AoCoa patients were included and were followed for a median 4.2 years. At baseline, 38% patients had AoCoa alone, 54% patients had LVOT, 3% patients had LVIT, and 5% patients had mixed LVIT and LVOT, including patients with Shone syndrome. Patients with mixed LVIT and LVOT had the highest mortality of the four groups and the highest heart failure-related morbidity. Moreover, they were the most prone to have a higher indexed LA volume compared to patients with no LVOT (p=0.0001). During follow-up, 13 patients died, of which 21% patients were from the mixed LVIT and LVOT group. CONCLUSIONS AoCoa patients with a combination of LVIT and LVOT including Shone complex are associated with a significantly higher morbidity and mortality compared to AoCoa alone.
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Affiliation(s)
- Uzair Khan
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK
| | - Thomas Shaw
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK
| | - Aleksander Kempny
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK
| | - Michael A Gatzoulis
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK
| | - Konstantinos Dimopoulos
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK.
| | - Wei Li
- Adult Congenital Heart Centre and Centre for Pulmonary Hypertension, Royal Brompton Hospital and National Heart and Lung Institute, Imperial College London, UK
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17
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Egbe AC, Miranda WR, Oh JK, Connolly HM. Prognostic implications of left heart diastolic dysfunction in adults with coarctation of aorta. Eur Heart J Cardiovasc Imaging 2021; 22:1332-1340. [PMID: 34423358 DOI: 10.1093/ehjci/jeab165] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/14/2021] [Accepted: 08/06/2021] [Indexed: 12/16/2022] Open
Abstract
AIMS The prognostic implication of left atrial (LA) dysfunction and left ventricular diastolic dysfunction (LVDD) in patients with coarctation of aorta (COA) is unknown. The purpose of this study was to determine whether LA dysfunction and LVDD were associated with mortality in COA patients. METHODS AND RESULTS This is a retrospective review of adults (age ≥18 years) with repaired COA that underwent transthoracic echocardiogram (2000-18). LVDD was determined using the 2016 guidelines for LV diastolic function assessment, and LA dysfunction was assessed using LA reservoir strain. Of 721 patients, LV diastolic function could be determined in 635 (88%); and 414 (65%) had no LVDD, while 146 (23%), 53 (8%), and 22 (4%) had Grade I/II/III LVDD, respectively. The mean LA reservoir strain was 39 ± 11%, and patients were divided into quartiles: top quartile (reference group), mild LA dysfunction, moderate LA dysfunction, and severe LA dysfunction. Grade III LVDD (but not Grades I and II) was associated with death/transplant. On the other hand, there was an incremental risk of death/transplant across LA strain quartiles: mild LA dysfunction [hazard ratio (HR) 1.16, 1.04-2.06], moderate LA dysfunction (HR 1.75, 1.27-3.58), and severe LA dysfunction (HR 3.49, 1.88-7.16). Of 86 patients with indeterminate diastolic function, there was a trend towards a lower 5-year transplant-free survival in patients with LA dysfunction vs. normal LA function (83% vs. 91%, P = 0.06). CONCLUSION LA dysfunction (but not LVDD) was associated with incremental risk of mortality and thus can be used for prognostication in all patients including those with indeterminate diastolic function.
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Affiliation(s)
- Alexander C Egbe
- Department of Cardiovascular Medicine, Mayo Clinic and Foundation, 200 First Street SW, Rochester, MN 55905, USA
| | - William R Miranda
- Department of Cardiovascular Medicine, Mayo Clinic and Foundation, 200 First Street SW, Rochester, MN 55905, USA
| | - Jae K Oh
- Department of Cardiovascular Medicine, Mayo Clinic and Foundation, 200 First Street SW, Rochester, MN 55905, USA
| | - Heidi M Connolly
- Department of Cardiovascular Medicine, Mayo Clinic and Foundation, 200 First Street SW, Rochester, MN 55905, USA
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18
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Arterial Stiffness in Congenital Heart Disease. Heart Lung Circ 2021; 30:1602-1612. [PMID: 34420886 DOI: 10.1016/j.hlc.2021.07.018] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/03/2021] [Revised: 07/20/2021] [Accepted: 07/20/2021] [Indexed: 01/22/2023]
Abstract
Transposition of the great arteries (TGA), coarctation of the aorta (CoA), single ventricle (SV) and tetralogy of Fallot (ToF) are forms of congenital heart disease (CHD). Despite advances in treatment, cardiovascular and cerebrovascular complications in patients with repaired CHD occur earlier in life compared to healthy subjects. A factor that may contribute to this increased risk is elevated arterial stiffness. This systematic review provides a critical assessment of current evidence on central arterial stiffness in patients with CHD compared to healthy controls. In July 2020, Medline OVID, EMBASE and Scopus were searched using keywords and MeSH terms. Articles were included if they reported indices of aortic or carotid artery stiffness in patients with TGA, CoA, SV or ToF, and compared these to controls. Additional studies were screened from the reference lists of included articles. Of 1,033 studies identified, 43 were included in the final review. Most studies identified at least one index of central arterial stiffness, commonly in the aortic root or ascending aorta, that was higher in patients with CHD compared to controls. The commonly reported surrogate markers of stiffness were pulse wave velocity, aortic distensibility and the β stiffness index. There was a relatively small number of original studies, and synthesis of data was limited by methodological heterogeneity, highlighting the need for further studies with standardised methods. However, there was consistent evidence of early and/or accelerated arterial stiffening in CHD patients, which may contribute to the increased risk of adverse cardiovascular and cerebrovascular events in this population.
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19
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Weismann CG, Ljungberg S, Åkesson A, Hlebowicz J. Multimodal Assessment of Vascular and Ventricular Function in Children and Adults With Bicuspid Aortic Valve Disease. Front Cardiovasc Med 2021; 8:643900. [PMID: 33834044 PMCID: PMC8021774 DOI: 10.3389/fcvm.2021.643900] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2020] [Accepted: 02/25/2021] [Indexed: 11/13/2022] Open
Abstract
Background: Bicuspid aortic valve (BAV), the most common congenital cardiac anomaly, has been associated with an aortopathy, increased aortic stiffness and diastolic dysfunction. The involved mechanisms and impact of age remain unclear. It was the aim of this study to characterize arterial and cardiac function, their correlation, and the effect of age in children and adults with a history of BAV. Methods: Multimodal cardiovascular assessment included echocardiography, ascending aortic distensibility, common carotid intima media thickness [cIMT], parameters of wave reflection [central (cAIx75) and peripheral (pAIx75) augmentation index corrected to a heart rate of 75/min, aging index (AI)], carotid-femoral pulse wave velocity [cfPWV], and endothelial function (EndoPAT). Multivariable linear regression and correlation analyses were performed. Results: We included 47 BAV patients and 84 controls (age 8–65 years). Ascending aortic stiffness, pulse wave reflection (cAIx75, pAIx75, and AI) and central blood pressure were significantly increased in patients with BAV. However, PWV, cIMT, and endothelial function were not significantly different from controls. BAV patients had marginally reduced diastolic (E': β = −1.5, p < 0.001) but not systolic function compared to controls. Overall, all parameters of arterial stiffness had moderate-strong correlations with diastolic dysfunction and age. In the BAV group, ascending aortic distensibility had the strongest correlation with diastolic dysfunction. Conclusions: BAV is associated with increased proximal arterial stiffness and wave reflection. However, PWV and cIMT are not increased, and endothelial function is preserved. This suggests that the mechanism of arterial and cardiac stiffening is different from patients with acquired heart diseases.
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Affiliation(s)
- Constance G Weismann
- Division of Pediatric Cardiology, Clinical Sciences, Skåne University Hospital, Lund University, Lund, Sweden
| | - Sara Ljungberg
- Division of Pediatric Cardiology, Clinical Sciences, Skåne University Hospital, Lund University, Lund, Sweden
| | - Anna Åkesson
- Clinical Studies Sweden - Forum South, Skåne University Hospital, Lund, Sweden
| | - J Hlebowicz
- Department of Cardiology, Clinical Sciences, Skåne University Hospital, Lund University, Lund, Sweden
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20
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Madsen NL, Haley JE, Moore RA, Khoury PR, Urbina EM. Increased Arterial Stiffness Is Associated With Reduced Diastolic Function in Youth With Obesity and Type 2 Diabetes. Front Pediatr 2021; 9:781496. [PMID: 34912763 PMCID: PMC8666894 DOI: 10.3389/fped.2021.781496] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/22/2021] [Accepted: 10/29/2021] [Indexed: 11/13/2022] Open
Abstract
Background: Increased arterial stiffness is associated with diastolic dysfunction in adults. Data in youth are lacking, so we examined the impact of arterial stiffness on diastolic function in youth. Methods: We obtained diastolic function and augmentation index, pulse wave velocity, brachial artery distensibility, and carotid stiffness on 612 youth [10-24 years, 65% female, 38% normal weight, 36% obese, and 26% with type 2 diabetes mellitus (T2DM)]. Participants were classified as compliant (C) vs. stiff (S) arteries based on seven arterial stiffness parameters [Global Stiffness Index (GSI), S = GSI > 4). Mean differences in covariates were evaluated by Student's t-tests. A stepwise regression analysis was performed to determine if GSI was an independent predictor of diastolic function. Results: Lower diastolic function and more adverse cardiovascular disease (CVD) risk factors were present in the S group (n = 67) than the C group (n = 545) (p < 0.001). Covariates that were associated with diastolic dysfunction were higher GSI, male sex, higher body mass index (BMI), and systolic blood pressure (SBP) z-score (R 2 = 0.18 to 0.25; p ≤ 0.05). Conclusion: Adverse diastolic function is seen in youth with increased arterial stiffness independent of CVD risk factors. Interventions to improve arterial stiffness prior to clinical onset of diastolic dysfunction are needed to prevent development of heart failure.
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Affiliation(s)
- Nicolas L Madsen
- Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX, United States
| | - Jessica E Haley
- Department of Pediatrics, Rady Children's Hospital, San Diego, CA, United States
| | - Ryan A Moore
- The Heart Institute, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, United States
| | - Philip R Khoury
- The Heart Institute, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, United States
| | - Elaine M Urbina
- The Heart Institute, Cincinnati Children's Hospital Medical Center and the University of Cincinnati, Cincinnati, OH, United States
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21
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Weismann CG, Maretic A, Grell BS, Åkesson A, Hlebowicz J, Liuba P. Multimodal assessment of vascular and ventricular function in children and adults with repaired aortic coarctation. Int J Cardiol 2020; 323:47-53. [PMID: 32889020 DOI: 10.1016/j.ijcard.2020.08.095] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/05/2020] [Revised: 08/21/2020] [Accepted: 08/26/2020] [Indexed: 01/08/2023]
Abstract
BACKGROUND Coarctation of the Aorta (CoA) is associated with increased aortic stiffness and diastolic left ventricular dysfunction. The mechanisms involved and impact of age remain unclear. It was the aim of this study to characterize arterial and cardiac function, their correlation, and the effect of age in children and adults with repaired CoA. METHODS Multimodal cardiovascular assessment from the ascending aorta to microcirculation and endothelial function was performed prospectively. Statistical analyses included multivariable linear regression and correlation of vascular parameters with age and diastolic function. RESULTS Fifty-seven patients with well-repaired CoA and 77 healthy controls were included (age 8-59). There was no significant difference in age, gender, body surface area and BMI between the groups. Ascending aortic distensibility was decreased while common carotid intima media thickness, central augmentation index corrected to a heart rate of 75/min [Aix75], peripheral Aix75 and aging index were increased in the CoA group. Interestingly, in a subgroup analysis of CoA patients with tricuspid vs. bicuspid aortic valves (BAV), only the latter had increased Aix75. Carotid-femoral pulse wave velocity [cfPWV], reactive hyperemia index and microcirculation were not significantly different between CoA and control patients. Diastolic function was impaired in the CoA group relative to controls. Both diastolic function and age correlated moderate-strongly with arterial parameters. CONCLUSIONS Patients with well repaired CoA have increased proximal arterial stiffness which correlates with diastolic function and age. Increased Aix75 may be attributed to a high prevalence of associated BAV. Neither cfPWV nor peripheral endothelial or microcirculatory function are impaired.
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Affiliation(s)
- Constance G Weismann
- Department of Clinical Sciences, Pediatric Cardiology, Lund University, Skåne University Hospital, Lund, Sweden.
| | - Annika Maretic
- Department of Clinical Sciences, Pediatric Cardiology, Lund University, Skåne University Hospital, Lund, Sweden
| | - Bernhard S Grell
- Department of Clinical Sciences, Pediatric Cardiology, Lund University, Skåne University Hospital, Lund, Sweden
| | - Anna Åkesson
- Clinical Studies, Sweden - Forum South, Skane University Hospital, Lund, Sweden
| | - Joanna Hlebowicz
- Department of Clinical Sciences, GUCH Cardiology, Lund University, Skåne University Hospital, Lund, Sweden
| | - Petru Liuba
- Department of Clinical Sciences, Pediatric Cardiology, Lund University, Skåne University Hospital, Lund, Sweden
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Jain CC, Warnes CA, Egbe AC, Cetta F, DuBrock HM, Connolly HM, Miranda WR. Hemodynamics in Adults With the Shone Complex. Am J Cardiol 2020; 130:137-142. [PMID: 32703525 DOI: 10.1016/j.amjcard.2020.06.024] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/15/2020] [Revised: 05/31/2020] [Accepted: 06/05/2020] [Indexed: 12/11/2022]
Abstract
Patients with Shone complex (SC) have multiple left-sided obstructive lesions and thus are at risk for left ventricular (LV) remodeling, LV diastolic dysfunction and pulmonary hypertension. Yet, to date, there has been no description of hemodynamics in adults with SC. Retrospective chart review of 25 patients with SC who underwent cardiac catheterization at Mayo Clinic, MN between 2002 and 2019 was performed. SC was defined as multiple left-sided obstructive lesions in the presence of an anatomically abnormal mitral valve. Median age was 32 years (22.5, 42) and 15 patients (60%) were female. The majority of patients (84%) had history of coarctation of the aorta, 10 (40%) had subaortic stenosis, 11 (44%) had prior aortic valve replacement, and 10 (40%) had prior mitral valve replacement. Structural disease at the time of catheterization which warranted intervention within the next year was present in 13 patients (52%). The mean LV end-diastolic pressure was 21.3 ± 9.0 mm Hg (>15 mm Hg in 71%), pulmonary artery peak systolic pressure was 55.4 ± 13.4 mm Hg, and the pulmonary artery mean pressure was 37.0 ± 9.4 mm Hg (>20 mm Hg in 96%). During a mean follow-up of 8.3 ± 4.4 years, there were 7 deaths (28%) and 3 additional patients (12%) underwent cardiac transplantation. In conclusion, adults with SC who underwent catheterization showed significant left-sided heart and pulmonary vascular remodeling. Elevated LV end-diastolic pressure and pulmonary artery pressures were highly prevalent. There were high mortality and cardiac transplant rates in our cohort.
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Affiliation(s)
- C Charles Jain
- Department of Cardiovascular Medicine, Mayo Clinic, Minnesota
| | - Carole A Warnes
- Department of Cardiovascular Medicine, Mayo Clinic, Minnesota
| | | | - Frank Cetta
- Department of Cardiovascular Medicine, Mayo Clinic, Minnesota; Department of Pediatric and Adolescent Medicine/Division of Pediatric Cardiology, Mayo Clinic, Minnesota
| | - Hilary M DuBrock
- Division of Pulmonary and Critical Care Medicine, Mayo Clinic, Rochester, Minnesota
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23
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Is the burden of late hypertension and cardiovascular target organ damage in children and adolescents with coarctation of the aorta after early successful repair different to healthy controls? Cardiol Young 2020; 30:1305-1312. [PMID: 32693850 DOI: 10.1017/s104795112000205x] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Abstract
OBJECTIVE Cardiovascular morbidity is high in patients with coarctation of aorta even after successful repair. This study aimed to assess the frequency of late hypertension and the relationship between ambulatory hypertension and cardiovascular target organ damage in children and adolescents after early and successful repair of coarctation of the aorta. METHODS Twenty-five children and adolescents (mean age 13.5 ± 3.43 years) with repaired coarctation of the aorta (median age at repair 4 months, arm-leg gradient <20 mmHg) and 16 healthy controls were included. Office and ambulatory blood pressure, pulse wave velocity, and left ventricular mass index were assessed. RESULTS Both day- and night-time systolic blood pressure standard deviation score and left ventricular mass index were significantly higher in patients compared to controls (p ≤ 0.001 for all), whereas pulse wave velocity did not differ. The prevalence of masked hypertension, isolated nocturnal hypertension, and left ventricular hypertrophy were 40, 28, and 24%, respectively. Left ventricular mass index was higher in patients with sustained hypertension, masked hypertension, and normotension compared to controls (p < 0.05). In multivariate analysis, higher night-time systolic blood pressure standard deviation score was the only independent predictor of left ventricular mass index. CONCLUSION The present study reveals a high prevalence of masked hypertension, isolated nocturnal hypertension, and left ventricular hypertrophy in children and adolescents with coarctation of the aorta even after early and successful repair. Ambulatory blood pressure monitoring should be considered to diagnose hypertension. All coarctation of aorta patients should be followed up lifelong and encouraged to establish a healthy lifestyle starting from childhood.
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24
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Egbe AC, Anderson JH, Ammash NM, Taggart NW. Left Ventricular Remodeling After Transcatheter Versus Surgical Therapy in Adults With Coarctation of Aorta. JACC Cardiovasc Imaging 2020; 13:1863-1872. [PMID: 32199847 PMCID: PMC7486991 DOI: 10.1016/j.jcmg.2020.01.016] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/06/2019] [Revised: 01/08/2020] [Accepted: 01/17/2020] [Indexed: 01/29/2023]
Abstract
OBJECTIVES The purpose of this retrospective cohort study was to compare remodeling of left ventricular (LV) structure and function after transcatheter stent therapy with remodeling of LV structure and function after surgical therapy for COA. BACKGROUND Transcatheter stent therapy is as effective as surgery in producing acute hemodynamic improvement in patients with coarctation of aorta (COA). However, LV remodeling after transcatheter COA intervention has not been systematically investigated. METHODS LV remodeling was assessed at 1, 3, and 5 years post-intervention by using LV mass index (LVMI), LV end-diastolic dimension, LV ejection fraction, LV global longitudinal strain (LVGLS), LV mitral annular tissue Doppler early velocity (LVe'), and ratio of mitral inflow pulsed wave Doppler early velocity and e' (E/e') ratio. RESULTS There were 44 patients in the transcatheter group and 128 patients in the surgical group. Compared to the surgical group, the transcatheter group had less regression of LVMI (-4.6; 95% confidence interval [CI]: -5.5 to -3.7 vs. -7.3; 95% CI: -8.4 to -6.6 g/m2; p < 0.001), less improvement in LVGLS (2.1; 95% CI: 1.8 to 2.4 vs. 2.9; 95% CI: 2.6 to 3.2%; p = 0.024), and in e' (1.0 ; 95% CI: 0.7 to 1.2 vs. 1.5 ; 95% CI: 1.3 to 1.7 cm/s; p = 0.009) at 5 years post-intervention. Exploratory analysis showed a correlation between change in LVMI and LVGLS, and between change in LVMI and mitral annular tissue Doppler early velocity (e'), and this correlations were independent of the type of intervention received. CONCLUSIONS Transcatheter stent therapy was associated with less remodeling of LV structure and function during mid-term follow-up. As transcatheter stent therapy becomes more widely used in the adult COA population, there is a need for ongoing clinical monitoring to determine if these observed differences in LV remodeling translate to differences in clinical outcomes.
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Affiliation(s)
- Alexander C Egbe
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Minnesota.
| | - Jason H Anderson
- Division of Pediatric Cardiology, Mayo Clinic Rochester, Minnesota
| | - Naser M Ammash
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, Minnesota
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25
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Egbe AC, Miranda WR, Connolly HM. Increased prevalence of left ventricular diastolic dysfunction in adults with repaired coarctation of aorta. INTERNATIONAL JOURNAL OF CARDIOLOGY. HEART & VASCULATURE 2020; 28:100530. [PMID: 32462075 PMCID: PMC7240224 DOI: 10.1016/j.ijcha.2020.100530] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/18/2020] [Revised: 04/28/2020] [Accepted: 04/30/2020] [Indexed: 01/28/2023]
Abstract
Background Left ventricular (LV) pressure overload and coronary artery disease are common in patients with coarctation of aorta (COA), and they are risk factors for LV diastolic dysfunction. Patients with COA may have aortic vasculopathy that can result in LV pressure overload even in the absence of hemodynamically significant COA. We therefore hypothesized that patients with mild COA (without hemodynamically significant COA) will have more LV diastolic dysfunction compared to controls. Methods Adult patients with mild COA (Doppler peak velocity < 2.5 m/s) were matched 1:1 to patients without structural heart disease using propensity score method based on age, sex, body mass index, hypertension and blood pressure. The objective was to compare LV diastolic dysfunction (defined as E/e′ > 2 standard deviations above age-specific normative values) between adults with repaired COA and controls. Results Of 204 COA and 204 control patients (age 35 ± 12 years), patients with COA had higher septal and lateral E/e′ ratio (12 ± 4 vs 9 ± 4, p = 0.009) and (10 ± 3 vs 7 ± 3, p < 0.001), respectively. Compared to controls, the prevalence of LV diastolic dysfunction was higher in patients with COA for every age group: <40 years (63% vs 13%, p < 0.001); 41–60 years (87% vs 33%, p < 0.001); age > 60 years (82% vs 56%, p = 0.076). Left ventricular mass index (LVMI) was the strongest determinant of E/e′ (β = 2.71 per 10 g/m2, standard error = 1.25, p < 0.001). Conclusion LV diastolic dysfunction was common in patients with COA, and the association with LVMI suggests that patients with COA may have ongoing LV pressure overload in the absence of hemodynamically significant re-coarctation.
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Affiliation(s)
- Alexander C Egbe
- The Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN 55905, United States
| | - William R Miranda
- The Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN 55905, United States
| | - Heidi M Connolly
- The Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN 55905, United States
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26
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Hametner B, Bauer A, Wassertheurer S. Unveiling the Vascular Mechanisms Behind Long-Term Effects of Coarctation Treatment Using Pulse Wave Dynamics. J Am Heart Assoc 2020; 8:e012278. [PMID: 30929552 PMCID: PMC6509706 DOI: 10.1161/jaha.119.012278] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
See Article by Martins et al and Kowalski et al
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Affiliation(s)
- Bernhard Hametner
- 1 Center for Health & Bioresources AIT Austrian Institute of Technology Vienna Austria
| | - Andreas Bauer
- 1 Center for Health & Bioresources AIT Austrian Institute of Technology Vienna Austria.,2 Institute for Analysis and Scientific Computing Vienna University of Technology Vienna Austria
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27
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Egbe AC, Qureshi MY, Connolly HM. Determinants of Left Ventricular Diastolic Function and Exertional Symptoms in Adults With Coarctation of Aorta. Circ Heart Fail 2020; 13:e006651. [PMID: 32059629 PMCID: PMC7041882 DOI: 10.1161/circheartfailure.119.006651] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
BACKGROUND Coarctation of aorta (COA) results in chronic left ventricular (LV) pressure overload and subsequently leads to LV diastolic dysfunction and heart failure over time. The goal of COA intervention is to prevent these complications. The timing of COA interventions is based on the presence of these COA severity indices: doppler mean COA gradient, systolic blood pressure, upper-to-lower-extremity SBP gradient, aortic isthmus ratio, presence of collaterals, and exercise-induced hypertension. Although these indices are physiologically intuitive, the relationship between these indices and LV diastolic dysfunction and exertional symptoms has not been studied. The purpose of this study was to evaluate the association between the indices of COA severity and LV diastolic function and symptoms. METHODS In this cross-sectional study, multivariate linear and logistic regression analyses were used to assess the correlation between indices of COA severity, LV diastolic function (average e' and E/e'), and exertional symptoms (NYHA II-IV and peak oxygen consumption). RESULTS Of all the COA indices analyzed in 546 adult COA patients, aortic isthmus ratio had the strongest correlation with e' (β [95% CI]: 3.11 [2.02-4.31]; P=0.014) per 1 cm/second; E/e' (-13.4 [-22.3 to -4.81]; P=0.009) per 1 unit; peak oxygen consumption (4.05 [1.97-6.59] per 1% change, P=0.019), and NYHA II to IV symptoms (odds ratio, 2.16 [1.65-3.18]; P=0.006). CONCLUSIONS Of all the COA severity indices stipulated in the guidelines, aortic isthmus ratio had the strongest correlation with LV diastolic function and exertional symptoms. As LV diastolic dysfunction typically precede heart failure symptoms, we anticipate that the results of this study will improve and simplify patient selection for COA intervention and potentially improve long-term outcomes.
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Affiliation(s)
- Alexander C Egbe
- Department of Cardiovascular Medicine (A.C.E., H.M.C.), Mayo Clinic, Rochester, MN
| | | | - Heidi M Connolly
- Department of Cardiovascular Medicine (A.C.E., H.M.C.), Mayo Clinic, Rochester, MN
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28
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Egbe AC, Reddy YNV, Obokata M, Borlaug BA. Doppler-Derived Arterial Load Indices Better Reflect Left Ventricular Afterload Than Systolic Blood Pressure in Coarctation of Aorta. Circ Cardiovasc Imaging 2020; 13:e009672. [PMID: 32069118 PMCID: PMC7034620 DOI: 10.1161/circimaging.119.009672] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
BACKGROUND Patients with vascular stiffening may display increased arterial afterload that is out of proportion to systolic blood pressure (SBP). Since vascular and endothelial dysfunction develop in patients with coarctation of aorta (COA), we hypothesized that for any SBP, patients with mild COA (COA peak velocity <2 m/s) will have a higher arterial afterload and increased left ventricular mass index (LVMI) compared with controls, and that Doppler-derived arterial load indices would be a better predictor of LVMI compared with SBP alone. METHODS We studied 204 COA patients (age 35±12 y) and 204 matched controls. Doppler-derived arterial afterload was assessed using effective arterial elastance index and total arterial compliance index. RESULTS Despite similar SBP, the mild COA group displayed higher arterial afterload as evidenced by a higher elastance index (3.3±0.9 versus 2.9±0.7 mm Hg/mL·m2; P<0.001) and lower total arterial compliance index (0.8±0.3 versus 1.2±0.5 mL/mm Hg·m2; P<0.001). This was associated with higher LVMI in COA (109±35 versus 93±32, g/m2; P<0.001). Compared with SBP (β=0.24 [95% CI, 0.02-0.45]), elastance index (β=20.2 [95% CI, 15.8-44.1]) and total arterial compliance index (β=-32.5 [95% CI, -43.8 to -123.6]) were better predictors of LVMI. Elastance index (but not SBP) was predictive of longitudinal increases in LVMI (r=0.43, P<0.001). CONCLUSIONS COA patients had higher arterial afterload compared with controls with similar SBP. In comparison to SBP, Doppler-derived arterial load indices correlate more strongly with LV hypertrophy. These data suggest that SBP may underestimate LV afterload in this population. This has important clinical implications since titration of antihypertensive therapy is currently based on SBP.
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Affiliation(s)
- Alexander C Egbe
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
| | - Yogesh N V Reddy
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
| | - Masaru Obokata
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
| | - Barry A Borlaug
- Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
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29
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Aortic elasticity after aortic coarctation relief: comparison of surgical and interventional therapy by cardiovascular magnetic resonance imaging. BMC Cardiovasc Disord 2019; 19:286. [PMID: 31830907 PMCID: PMC6907235 DOI: 10.1186/s12872-019-01270-w] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2019] [Accepted: 11/21/2019] [Indexed: 11/10/2022] Open
Abstract
Background Patients after aortic coarctation (CoA) repair show impaired aortic bioelasticity and altered left ventricular (LV) mechanics, predisposing diastolic dysfunction. Our purpose was to assess aortic bioelasticity and LV properties in CoA patients who underwent endovascular stenting or surgery using cardiovascular magnetic resonance (CMR) imaging. Methods Fifty CoA patients (20.5 ± 9.5 years) were examined by 3-Tesla CMR. Eighteen patients had previous stent implantation and 32 had surgical repair. We performed volumetric analysis of both ventricles (LV, RV) and left atrium (LA) to measure biventricular volumes, ejection fractions, left atrial (LA) volumes, and functional parameters (LAEFPassive, LAEFContractile, LAEFReservoir). Aortic distensibility and pulse wave velocity (PWV) were assessed. Native T1 mapping was applied to examine LV tissue properties. In twelve patients post-contrast T1 mapping was performed. Results LV, RV and LA parameters did not differ between the surgical and stent group. There was also no significant difference for aortic distensibility, PWV and T1 relaxation times. Aortic root distensibility correlated negatively with age, BMI, BSA and weight (p < 0.001). Native T1 values correlated negatively with age, weight, BSA and BMI (p < 0.001). Lower post-contrast T1 values were associated with lower aortic arch distensibility and higher aortic arch PWV (p < 0.001). Conclusions CoA patients after surgery or stent implantation did not show significant difference of aortic elasticity. Thus, presumably other factors like intrinsic aortic abnormalities might have a greater impact on aortic elasticity than the approach of repair. Interestingly, our data suggest that native T1 values are influenced by demographic characteristics.
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30
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Róg B, Okólska M, Dziedzic-Oleksy H, Sałapa K, Rubiś P, Kopeć G, Podolec P, Tomkiewicz-Pająk L. Arterial stiffness in adult patients after coarctation of aorta repair and with bicuspid aortic valve. Acta Cardiol 2019; 74:517-524. [PMID: 30507296 DOI: 10.1080/00015385.2018.1530084] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Abstract
Objectives: The coarctation of aorta is commonly related to bicuspid aortic valve. The aim of the study was to assess arterial stiffness in adults after aortic coarctation repair and to evaluate an impact of bicuspid aortic valve concomitance on arterial stiffness results.Methods: Fifty-eight patients after coarctation of aorta repair, 36 male, median age of 27.46 ± 10.57, were compared to 30 with bicuspid aortic valve and to 30 healthy, sex, age and BMI matched volunteers. Physical examination, laboratory analysis and non-invasive assessment of arterial stiffness were performed.Results: CoA patients and BAV patients have higher central arterial stiffness parameters in comparison to healthy controls: AP (7.86 ± 6.56 vs 7.68 ± 5.96 vs 1.41 ± 3.82 mmHg, p < 0.001, p = 0.011, respectively) and AIx (18.81 ± 14.94 vs 18.06 ± 13.38 vs 4.41 ± 10.82%, p < 0.001, p = 0.006, respectively). There were no differences of PWV between CoA patients, BAV patients and healthy controls (6.07 ± 1.20 vs 5.95 ± 1.20 vs 5.67 ± 0.73 m/s, p = 0.099, p = 0.278, respectively). In CoA group, there was correlation of PWV with age (r = 0.55 p < 0.001), BMI (r = 0.29, p = 0.025), fibrinogen (r = 0.31, p = 0.039), glucose (r = 0.58, p < 0.001), ascending aorta diameter (r = 0.29, p = 0.026) and age at operation (r = 0.27, p = 0.041). Among group of BAV, there was a correlation of PWV with age (r = 0.58, p < 0.001), central AP with total cholesterol (r = 0.38, p = 0.036) and fibrinogen (r = 0.41, p = 0.024).Conclusions: The increased arterial stiffness occurs in both groups: patients after aortic coarctation repair and patients with bicuspid aortic valve. Concomitance of coarctation of the aorta and bicuspid aortic valve has no influence on arterial stiffness augmentation.
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Affiliation(s)
- Beata Róg
- Department of Cardiovascular Diseases, Cardiological Outpatient Clinic, John Paul II Hospital, Krakow, Poland
| | - Magdalena Okólska
- Department of Cardiovascular Diseases, Cardiological Outpatient Clinic, John Paul II Hospital, Krakow, Poland
| | - Hanna Dziedzic-Oleksy
- Department of Cardiovascular Diseases, Cardiological Outpatient Clinic, John Paul II Hospital, Krakow, Poland
| | - Kinga Sałapa
- Department of Bioinformatics and Telemedicine, Jagiellonian University, Krakow, Poland
| | - Paweł Rubiś
- Institute of Cardiology, Jagiellonian University Medical College, John Paul II Hospital, Krakow, Poland
| | - Grzegorz Kopeć
- Institute of Cardiology, Jagiellonian University Medical College, John Paul II Hospital, Krakow, Poland
| | - Piotr Podolec
- Institute of Cardiology, Jagiellonian University Medical College, John Paul II Hospital, Krakow, Poland
| | - Lidia Tomkiewicz-Pająk
- Institute of Cardiology, Jagiellonian University Medical College, John Paul II Hospital, Krakow, Poland
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31
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Egbe AC, Allison TG, Ammash NM. Mild Coarctation of Aorta is an Independent Risk Factor for Exercise-Induced Hypertension. Hypertension 2019; 74:1484-1489. [DOI: 10.1161/hypertensionaha.119.13726] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
Exercise-induced hypertension is a predictor of cardiovascular events in patients with coarctation of aorta (COA). However, it is unclear whether mild COA diagnosis is an independent risk factor of exercise-induced hypertension. We hypothesized that for every unit increase in exercise, patients with COA (without hemodynamically significant coarctation) will have a higher rise in systolic blood pressure (SBP) compared with matched controls. One hundred forty-nine patients with COA (aortic coarctation peak velocity <2 m/s) who underwent exercise testing were matched 1:1 to controls using propensity score method based on age, sex, body mass index, hypertension diagnosis, and SBP at rest. We compared exercise-induced change in SBP between patients with COA and controls and also assessed the correlation between Doppler-derived aortic vascular function indices (effective arterial elastance index and total arterial compliance index) and exercise-induced changes in SBP. Compared with controls, patients with COA had a greater change in SBP per unit metabolic equivalent (β=2.86; 95% CI, 1.96–4.77 versus 1.07, 95% CI, −0.15 to 1.75;
P
=0.018) and per unit oxygen pulse (β=4.57; 95% CI, 2.97–7.12 versus 1.45, 95% CI, −0.79 to 2.09,
P
<0.001). There was a correlation between SBP
peak
−SBP
rest
and elastance index (
r
=0.38,
P
=0.032) and between SBP
peak
−SBP
rest
and total arterial compliance index (
r
=−0.51,
P
=0.001), suggesting an association between vascular dysfunction and exercise-induced BP changes. Patients with COA, without significant obstruction, had higher exercise-induced changes in SBP after adjustment for other risk factors for hypertension. Considering the already known prognostic importance of exercise-induced hypertension, the current study highlights the potential role of exercise testing for risk stratification of patients with mild COA.
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Affiliation(s)
- Alexander C. Egbe
- From the Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
| | - Thomas G. Allison
- From the Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
| | - Naser M. Ammash
- From the Department of Cardiovascular Medicine, Mayo Clinic Rochester, MN
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32
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Panzer J, Dequeker L, Coomans I, Vandekerckhove K, Bove T, De Wolf D, Rietzschel E. Echocardiography during submaximal isometric exercise in children with repaired coarctation of the aorta compared with controls. Open Heart 2019; 6:e001075. [PMID: 31749973 PMCID: PMC6827756 DOI: 10.1136/openhrt-2019-001075] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/26/2019] [Revised: 07/05/2019] [Accepted: 09/12/2019] [Indexed: 11/26/2022] Open
Abstract
Objective Patients with repaired coarctation (RCoA) remain at higher risk of cardiac dysfunction, initially often only detected during exercise. In this study, haemodynamics of isometric handgrip (HG) and bicycle ergometry (BE) were compared in patients with RCoA and matched controls (MCs). Methods Case–control study of 19 children with RCoA (mean age 12.9±2.3 years; mean age of repair 7 months) compared with 20 MC. HG with echocardiography followed by BE was performed in both groups. Results During HG (blood pressure) BP increased from 114±11/64±4 mm Hg to 132±14/79±7 mm Hg, without significant differences. During HG as well as BE, HR increased less in patients with RCoA. There were no significant differences in (left ventricle) LV dimensions or LV mass. The RCoA group had diastolic dysfunction: both at rest and during HG they had significantly higher transmitral E and A velocities and lower tissue Doppler E′ and A′ velocities. E/E′ was higher, reaching statistical significance during HG (p<0001). Conventional parameters of systolic function (FS and EF) were similar at rest and HG. More sensitive tissue Doppler S′ was significantly lower at rest in CoA subjects (5.1±1.5 cm/s vs 6.5±1±1 cm/s; p<0.01), decreasing further during HG by 5% in the CoA group (NS) while unchanged in controls. Conclusions We provide first evidence that HG with echocardiography is feasible, easy and patient-friendly. A decreased systolic (tissue Doppler) and impaired diastolic LV function was measured in the RCoA group, a difference that tended to increase during HG.
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Affiliation(s)
- Joseph Panzer
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
| | - Laure Dequeker
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
| | - Ilse Coomans
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
| | | | - Thierry Bove
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
| | - Daniël De Wolf
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
| | - Ernst Rietzschel
- Pediatric Cardiology and Cardiac Surgery Department, UZ Gent, Gent, Belgium
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33
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Oster ME, McCracken C, Kiener A, Aylward B, Cory M, Hunting J, Kochilas LK. Long-Term Survival of Patients With Coarctation Repaired During Infancy (from the Pediatric Cardiac Care Consortium). Am J Cardiol 2019; 124:795-802. [PMID: 31272703 DOI: 10.1016/j.amjcard.2019.05.047] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/08/2019] [Revised: 05/16/2019] [Accepted: 05/21/2019] [Indexed: 12/26/2022]
Abstract
Patients who undergo coarctation repair during infancy have excellent early survival but long-term survival is unknown. We aimed to describe the long-term survival of patients with coarctation repaired during infancy and determine predictors of mortality. We performed a retrospective cohort study using data from the Pediatric Cardiac Care Consortium for patients with coarctation who underwent surgical repair before 12 months of age between 1982 and 2003. Long-term transplant-free survival was obtained by linkage with the National Death Index and the Organ Sharing Procurement Network. Kaplan Meier survival plots were constructed, and univariate and multivariable analyses were performed to determine predictors of mortality. We identified 2,424 coarctation patients who met inclusion criteria. At 20 years postoperatively, 94.5% of all patients and 95.8% of those discharged after initial operation remained alive, respectively. Significant multivariable predictors of mortality included surgical weight <2.5 kg (hazard ratio [HR] 3.70, 95% confidence interval [CI] 2.19 to 6.24), presence of a genetic syndrome (HR 2.40, 95% CI 1.13 to 5.10), and repair before 1990 (HR 1.91, 95% CI 1.09 to 3.34). None of the other factors examined including age at repair, gender, coarctation type, or surgical approach were found to be statistically significant. Over half of the deaths were due to the underlying congenital heart disease or other cardiovascular etiology. Overall long-term survival of patients who undergo coarctation repair during infancy is excellent. However, patients do experience small continued survival attrition throughout early adulthood. Ongoing monitoring of this cohort is necessary to assess late mortality risk.
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Affiliation(s)
- Matthew E Oster
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia; Emory University Rollins School of Public Health, Atlanta, Georgia; Children's Healthcare of Atlanta, Atlanta, Georgia.
| | - Courtney McCracken
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia
| | - Alexander Kiener
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia; Emory University Rollins School of Public Health, Atlanta, Georgia
| | - Brandon Aylward
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia
| | - Melinda Cory
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia; Children's Healthcare of Atlanta, Atlanta, Georgia
| | - John Hunting
- Emory University Rollins School of Public Health, Atlanta, Georgia
| | - Lazaros K Kochilas
- Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia; Children's Healthcare of Atlanta, Atlanta, Georgia
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Weismann CG, Blice-Baum A, Tong T, Li J, Huang BK, Jonas SM, Cammarato A, Choma MA. Multi-modal and multiscale imaging approaches reveal novel cardiovascular pathophysiology in Drosophila melanogaster. Biol Open 2019; 8:bio.044339. [PMID: 31455664 PMCID: PMC6737974 DOI: 10.1242/bio.044339] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022] Open
Abstract
Establishing connections between changes in linear DNA sequences and complex downstream mesoscopic pathology remains a major challenge in biology. Herein, we report a novel, multi-modal and multiscale imaging approach for comprehensive assessment of cardiovascular physiology in Drosophila melanogaster We employed high-speed angiography, optical coherence tomography (OCT) and confocal microscopy to reveal functional and structural abnormalities in the hdp2 mutant, pre-pupal heart tube and aorta relative to controls. hdp2 harbor a mutation in wupA, which encodes an ortholog of human troponin I (TNNI3). TNNI3 variants frequently engender cardiomyopathy. We demonstrate that the hdp2 aortic and cardiac muscle walls are disrupted and that shorter sarcomeres are associated with smaller, stiffer aortas, which consequently result in increased flow and pulse wave velocities. The mutant hearts also displayed diastolic and latent systolic dysfunction. We conclude that hdp2 pre-pupal hearts are exposed to increased afterload due to aortic hypoplasia. This may in turn contribute to diastolic and subtle systolic dysfunction via vascular-heart tube interaction, which describes the effect of the arterial loading system on cardiac function. Ultimately, the cardiovascular pathophysiology caused by a point mutation in a sarcomeric protein demonstrates that complex and dynamic micro- and mesoscopic phenotypes can be mechanistically explained in a gene sequence- and molecular-specific manner.
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Affiliation(s)
- Constance G Weismann
- Yale School of Medicine, Department of Pediatrics, Division of Pediatric Cardiology, New Haven, CT 06510, USA .,Lund University, Skane University Hospital, Department of Clinical Sciences Lund, Pediatric Cardiology, 22184 Lund, Sweden
| | - Anna Blice-Baum
- Johns Hopkins University School of Medicine, Division of Cardiology, Department of Medicine, Department of Physiology, Baltimore, MD 21205, USA
| | - Tangji Tong
- Yale Departments of Diagnostic Radiology, Pediatrics, Biomedical Engineering, and Applied Physics, New Haven, CT 06510, USA
| | - Joyce Li
- Yale Departments of Diagnostic Radiology, Pediatrics, Biomedical Engineering, and Applied Physics, New Haven, CT 06510, USA
| | - Brendan K Huang
- Yale Departments of Diagnostic Radiology, Pediatrics, Biomedical Engineering, and Applied Physics, New Haven, CT 06510, USA
| | - Stephan M Jonas
- Yale Departments of Diagnostic Radiology, Pediatrics, Biomedical Engineering, and Applied Physics, New Haven, CT 06510, USA.,Department of Informatics, Technical University of Munich, 85748 Garching, Germany
| | - Anthony Cammarato
- Johns Hopkins University School of Medicine, Division of Cardiology, Department of Medicine, Department of Physiology, Baltimore, MD 21205, USA
| | - Michael A Choma
- Yale Departments of Diagnostic Radiology, Pediatrics, Biomedical Engineering, and Applied Physics, New Haven, CT 06510, USA
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Martins JD, Zachariah J, Selamet Tierney ES, Truong U, Morris SA, Kutty S, de Ferranti SD, Guarino M, Thomas B, Oliveira D, Marinho A, António M, Gauvreau K, Jalles N, Geva T, Carmo MM, Prakash A. Impact of Treatment Modality on Vascular Function in Coarctation of the Aorta: The LOVE - COARCT Study. J Am Heart Assoc 2019; 8:e011536. [PMID: 30929556 PMCID: PMC6509735 DOI: 10.1161/jaha.118.011536] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/18/2018] [Accepted: 01/31/2019] [Indexed: 01/04/2023]
Abstract
Background Optimally treated patients with coarctation of the aorta remain at risk for late vascular dysfunction. The effect of treatment modality on vascular function is unknown. The LOVE-COARCT (Long-term Outcomes and Vascular Evaluation After Successful Coarctation of the Aorta Treatment) study was done to compare vascular function in patients with coarctation of the aorta treated with surgery, balloon dilation (BD), or stent implantation. Methods and Results In treated coarctation of the aorta patients without residual coarctation, we prospectively compared aortic stiffness by applanation tonometry and cardiac magnetic resonance; endothelial function by endothelial pulse amplitude testing; blood pressure ( BP ) phenotype by office BP , ambulatory BP monitoring, and BP response to exercise; left ventricular mass by cardiac magnetic resonance; and blood biomarkers of endothelial function, inflammation, vascular wall function, and extracellular matrix. Participants included 75 patients treated with surgery (n=28), BD (n=23), or stent (n=24). Groups had similar age at enrollment, coarctation of the aorta severity, residual gradient, and metabolic profile, but differed by age at treatment. Prevalence of systemic hypertension, aortic stiffness, endothelial function, and left ventricular mass were similar among treatment groups. However, BD patients had more-distensible ascending aortas, lower peak systolic BP during exercise, less impairment in diurnal BP variation, and lower inflammatory biomarkers. Results were unchanged after adjustment for potential confounders, including age at treatment. Conclusions In our cohort of patients without residual coarctation, treatment modality was not associated with major vascular outcomes, even though there were some favorable vascular characteristics in the BD patients. Although this suggests that choice of treatment modality should continue to be driven by likelihood of achieving a good anatomical result, more long-term studies are required to assess the clinical significance of the more-optimal results of secondary markers of vascular function in BD patients. Clinical Trial Registration URL : http://www.clinicaltrials.gov . Unique identifier: NCT 03262753.
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Affiliation(s)
- José D. Martins
- Department of Pediatric CardiologyHospital de Santa MartaCentro Hospitalar de Lisboa CentralLisbonPortugal
| | - Justin Zachariah
- Division of Pediatric CardiologyDepartment of PediatricsTexas Children's Hospital and Baylor College of MedicineHoustonTX
| | - Elif Seda Selamet Tierney
- Division of Pediatric CardiologyDepartment of PediatricsLucile Packard Children's Hospital and Stanford UniversityPalo AltoCA
| | - Uyen Truong
- Division of Pediatric CardiologyChildren's Hospital ColoradoDenverCO
| | - Shaine A. Morris
- Division of Pediatric CardiologyDepartment of PediatricsTexas Children's Hospital and Baylor College of MedicineHoustonTX
| | - Shelby Kutty
- Division of Pediatric CardiologyChildren's Hospital and Medical CenterOmahaNE
- University of Nebraska College of MedicineOmahaNE
| | - Sarah D. de Ferranti
- Department of CardiologyBoston Children's Hospital and Harvard Medical SchoolBostonMA
| | - Maria Guarino
- CEDOC Chronic DiseasesNova Medical SchoolLisbonPortugal
| | - Boban Thomas
- Ressonância Magnética CaselasS.A. LisbonPortugal
| | - Diana Oliveira
- Biomedical Engineering DepartmentInstituto Superior TécnicoLisbonPortugal
| | - António Marinho
- Pediatric Cardiology DepartmentHospital Pediátrico de CoimbraCoimbraPortugal
| | - Marta António
- Department of Pediatric CardiologyHospital de Santa MartaCentro Hospitalar de Lisboa CentralLisbonPortugal
| | - Kimberlee Gauvreau
- Department of CardiologyBoston Children's Hospital and Harvard Medical SchoolBostonMA
| | - Nuno Jalles
- Ressonância Magnética CaselasS.A. LisbonPortugal
| | - Tal Geva
- Department of CardiologyBoston Children's Hospital and Harvard Medical SchoolBostonMA
| | | | - Ashwin Prakash
- Department of CardiologyBoston Children's Hospital and Harvard Medical SchoolBostonMA
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Pathirana D, Johnston B, Johnston P. The effect of including increased arterial stiffness in the upper body when modelling Coarctation of the Aorta. Comput Methods Biomech Biomed Engin 2019; 22:475-489. [PMID: 30714407 DOI: 10.1080/10255842.2018.1564821] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Abstract
Coarctation of the Aorta is a congenital narrowing of the aorta and diagnosis can be difficult. Treatments result in idiopathic sequelae including hypertension. Untreated patients are known to develop increased arterial stiffness in the upper body, which worsens with time. We present results from simulations with a one-dimensional mathematical model, about the effect of stiffness, stenting, surgery and coarctation severity on blood pressure, Pulsatility and Resistivity Index. One conclusion is that increased stiffness may explain both hypertension in treated patients and why diagnosis can be difficult.
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Affiliation(s)
- Dilan Pathirana
- a School of Natural Sciences and Queensland Micro- and Nanotechnology Centre, Griffith University , Nathan 4111 , Australia
| | - Barbara Johnston
- a School of Natural Sciences and Queensland Micro- and Nanotechnology Centre, Griffith University , Nathan 4111 , Australia
| | - Peter Johnston
- a School of Natural Sciences and Queensland Micro- and Nanotechnology Centre, Griffith University , Nathan 4111 , Australia
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Soynov I, Sinelnikov Y, Gorbatykh Y, Omelchenko A, Kornilov I, Nichay N, Bogachev-Prokophiev A, Karaskov A. Modified reverse aortoplasty versus extended anastomosis in patients with coarctation of the aorta and distal arch hypoplasia. Eur J Cardiothorac Surg 2018; 53:254-261. [PMID: 28977406 DOI: 10.1093/ejcts/ezx249] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/03/2017] [Accepted: 06/08/2017] [Indexed: 02/07/2023] Open
Abstract
OBJECTIVES The aim of our prospective randomized study was to compare modified reverse aortoplasty (MRA) and extended end-to-end anastomosis (EEA). METHODS We have assessed the operative correction results in 54 infants with coarctation of the aorta and distal aortic arch hypoplasia who underwent primary repair in our institute between July 2013 and February 2014. All of the patients were <12 months old when they had the operation. Patients were randomly assigned to 2 arms: modified reverse subclavian flap angioplasty (MRA group; n = 27) or extended end-to-end anastomosis (EEA group; n = 27). RESULTS We found a significant difference in residual arterial hypertension between the groups: 2 (7.7%) patients in the MRA group and 8 (30.8%) patients in the EEA group, respectively (P = 0.03). Risk factors for arterial hypertension were precoarctation area rigidity and endocardial fibroelastosis. During the last follow-up visit, recoarctation was observed in 1 (3.8%) patient in the MRA group and in 2 (7.7%) patients in the EEA group, respectively (P = 0.50). Cox regression analysis showed that the only risk factor for recoarctation was the patient's low weight before surgery [odds ratio (95% confidence interval) 0.016 (0.001-0.51), P = 0.047]. An aortic aneurysm developed in 2 (7.7%) patients in the MRA group; however, no significant difference was found between the groups (P = 0.15). CONCLUSIONS The results of surgical repair of coarctation of the aorta using modified reverse subclavian flap angioplasty and extended anastomosis were comparable in mortality rates and early postoperative complications. Nevertheless, MRA may be beneficial in reducing residual arterial hypertension at the mid-term follow-up visit.
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Affiliation(s)
- Ilya Soynov
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Yuriy Sinelnikov
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Yuriy Gorbatykh
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Alexander Omelchenko
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Igor Kornilov
- Department of Anesthesiology, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Nataliya Nichay
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Alexander Bogachev-Prokophiev
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
| | - Alexander Karaskov
- Department of Congenital Heart Surgery, Siberian Biomedical Research Center Ministry of Health Russian Federation, Novosibirsk, Russian Federation
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Murakami T, Takeda A. Preserved Cardiac Blood Supply-Workload Balance in Pediatric Patients After Aortic Arch Repair. Pediatr Cardiol 2018; 39:294-298. [PMID: 29079985 DOI: 10.1007/s00246-017-1754-y] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/17/2017] [Accepted: 10/21/2017] [Indexed: 11/28/2022]
Abstract
One of the most important problems in patients with aortic coarctation after aortic arch repair is future cardiovascular disease. We have previously reported that the enhancement of aortic pressure wave reflection in patients could be one of the causes of future cardiovascular diseases, because it results in an increase of the left ventricular workload and is disadvantageous for coronary circulation. Seventeen patients who had undergone aortic arch repair without pressure gradient in their aortic arch were enrolled. An ascending aortic pressure waveform was recorded by a pressure-sensor-mounted catheter, and a subendocardial viability ratio, which measures cardiac blood supply-workload balance, was calculated. The values were compared with those in age-matched controls. The patients' mean age was 6.8 ± 2.8 years. The mean ascending aortic systolic pressure was higher (100.4 ± 12.9 vs. 90.2 ± 8.9 mmHg, p = 0.0011) and the pulse pressure was wider (38.1 ± 7.1 vs. 32.5 ± 5.4 mmHg, p = 0.0072) in patients than in control subjects. There was no difference in the mean subendocardial viability ratio (1.01 ± 0.25 vs. 1.01 ± 0.24, ns), while the mean tension time index (27.4 ± 5.6 vs. 23.0 ± 3.3, p = 0.0001) and diastolic pressure time index (28.4 ± 11.1 vs. 23.6 ± 8.0, p = 0.0082) were higher in patients than in controls. The cardiac blood supply-workload balance was preserved in patients after aortic arch repair, despite an increase in their cardiac workload.
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Affiliation(s)
- Tomoaki Murakami
- Department of Cardiology, Chiba Children's Hospital, 579-1 Heta-cho, Midori-ku, Chiba, 266-0007, Japan.
| | - Atsuhito Takeda
- Department of Pediatrics, Hokkaido University Hospital, Sapporo, Japan
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Vigneswaran TV, Sinha MD, Valverde I, Simpson JM, Charakida M. Hypertension in Coarctation of the Aorta: Challenges in Diagnosis in Children. Pediatr Cardiol 2018; 39:1-10. [PMID: 29043396 DOI: 10.1007/s00246-017-1739-x] [Citation(s) in RCA: 25] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/01/2017] [Accepted: 09/14/2017] [Indexed: 12/22/2022]
Abstract
Evidence indicates that patients with coarctation of the aorta (COA) suffer from increased cardiovascular morbidity and mortality in later life despite successful repair of COA in childhood. Systolic arterial hypertension is common, presenting in up to one-third of patients, and is regarded as the main driver of premature cardiovascular events in this group of patients. In this review, we discuss the prevalence and pathophysiology of hypertension in children following successful COA repair with no residual arch obstruction. The challenges in accurate blood pressure assessment at this early phase are considered and non-invasive measures of central blood pressure are discussed. Although the pathways for investigations in adults are well defined, we highlight the need to address the issues of cardiovascular surveillance in children and describe techniques which can provide complementary information for cardiovascular assessment in this group of patients such that timely treatment can occur.
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Affiliation(s)
- Trisha V Vigneswaran
- Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's & St Thomas' Hospitals, London, SE1 7EH, UK.,Division of Imaging Sciences, Kings College London British Heart Foundation Centre, NIHR Biomedical Research Centre at Guy's & St Thomas' NHS Foundation Trust, Westminster Bridge Rd, London, SE1 7EH, UK
| | - Manish D Sinha
- Department of Paediatric Nephrology, Evelina London Children's Hospital, Guy's & St Thomas' Hospitals, SE1 7EH, London, UK
| | - Israel Valverde
- Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's & St Thomas' Hospitals, London, SE1 7EH, UK.,Division of Imaging Sciences, Kings College London British Heart Foundation Centre, NIHR Biomedical Research Centre at Guy's & St Thomas' NHS Foundation Trust, Westminster Bridge Rd, London, SE1 7EH, UK.,Cardiovascular Pathology Unit, Institute of Biomedicine of Seville, IBIS, Virgen del Rocío University Hospital/CSIC/University of Seville, Seville, Spain
| | - John M Simpson
- Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's & St Thomas' Hospitals, London, SE1 7EH, UK.,Division of Imaging Sciences, Kings College London British Heart Foundation Centre, NIHR Biomedical Research Centre at Guy's & St Thomas' NHS Foundation Trust, Westminster Bridge Rd, London, SE1 7EH, UK
| | - Marietta Charakida
- Department of Congenital Heart Disease, Evelina London Children's Hospital, Guy's & St Thomas' Hospitals, London, SE1 7EH, UK. .,Division of Imaging Sciences, Kings College London British Heart Foundation Centre, NIHR Biomedical Research Centre at Guy's & St Thomas' NHS Foundation Trust, Westminster Bridge Rd, London, SE1 7EH, UK.
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Poor blood pressure control in adults with repaired coarctation of the aorta and hypertension: a register-based study of associated factors. Cardiol Young 2017; 27:1708-1715. [PMID: 28703088 DOI: 10.1017/s1047951117001020] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Abstract
BACKGROUND Arterial hypertension is common in adults with repaired coarctation of the aorta, and is associated with several severe complications. Aims This study aimed to investigate the prevalence of poorly controlled (⩾140/90 mmHg) blood pressure among patients with diagnosed hypertension and to identify associated factors. METHODS In the national register for CHD, adults with repaired coarctation of the aorta and diagnosed hypertension - defined as a registry diagnosis and/or use of anti-hypertensive prescription medication - were identified. Logistic regression analysis was used to identify variables associated with poorly controlled blood pressure. RESULTS Of the 243 included patients, 27.2% were female, the mean age was 45.4±15.3 years, and 52.3% had poorly controlled blood pressure at the last registration. In a multivariable model, age (years) (OR 1.03, CI 1.01-1.06, p=0.008) was independently associated with poorly controlled blood pressure and so was systolic arm-leg blood pressure gradient in the ranges [10, 20] mmHg (OR 4.92, CI 1.76-13.79, p=0.002) to >20 mmHg (OR 9.93, CI 2.99-33.02, p<0.001), in comparison with the reference interval [0, 10] mmHg. Patients with poorly controlled blood pressure had, on average, more types of anti-hypertensive medication classes prescribed (1.9 versus 1.5, p=0.003). CONCLUSIONS Poorly controlled blood pressure is common among patients with repaired coarctation of the aorta and diagnosed hypertension, despite what seems to be more intensive treatment. A systolic arm-leg blood pressure gradient is associated with poorly controlled blood pressure, even at low levels usually not considered for intervention, and may be an indicator of hypertension that is difficult to treat.
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Zeng S, Zhou J, Peng Q, Deng W, Zang M, Wang T, Zhou Q. Sustained Chronic Maternal Hyperoxygenation Increases Myocardial Deformation in Fetuses with a Small Aortic Isthmus at Risk for Coarctation. J Am Soc Echocardiogr 2017; 30:992-1000. [DOI: 10.1016/j.echo.2017.05.008] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/03/2016] [Indexed: 10/19/2022]
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Miranda JO, Hunter L, Tibby S, Sharland G, Miller O, Simpson JM. Myocardial deformation in fetuses with coarctation of the aorta: a case-control study. ULTRASOUND IN OBSTETRICS & GYNECOLOGY : THE OFFICIAL JOURNAL OF THE INTERNATIONAL SOCIETY OF ULTRASOUND IN OBSTETRICS AND GYNECOLOGY 2017; 49:623-629. [PMID: 27072120 DOI: 10.1002/uog.15939] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/31/2015] [Revised: 03/29/2016] [Accepted: 04/08/2016] [Indexed: 06/05/2023]
Abstract
OBJECTIVE To study myocardial deformation by speckle tracking echocardiography in fetuses with coarctation of the aorta (CoA) compared with gestational age-matched normal controls. METHODS This was a retrospective study of 12 fetuses with postnatally confirmed CoA and 12 gestational age-matched controls seen at a tertiary fetal cardiology unit between January 2013 and July 2014. Two-dimensional speckle tracking in standard grayscale four-chamber view of the fetal heart was performed to assess left and right myocardial deformation. Global longitudinal strain, strain rate and velocities, and regional longitudinal strain were analyzed and compared with controls. RESULTS Median gestational age at echocardiography was 25 + 4 weeks. Fetuses with CoA presented with a narrower, but not shorter, left ventricle when compared with controls (mitral valve diastolic diameter, 5.90 vs 8.50 mm; P = 0.002; left ventricular diastolic length, 16.50 vs 18.50 mm; P = 0.05). Global longitudinal systolic strain (P = 0.004), systolic strain rate (P = 0.01) and diastolic strain rate (P = 0.004) of the left ventricle were significantly lower in fetuses with CoA compared with controls. Similar findings were observed for longitudinal systolic (P = 0.03) and diastolic (P = 0.01) velocities of the left ventricle. Right ventricular parameters were not different between groups. CONCLUSIONS Fetuses with CoA have lower left ventricular longitudinal systolic strain, systolic strain rate and diastolic strain rate when compared with gestational age-matched control fetuses. These differences in deformation might explain, at least in part, the cardiac asymmetry observed in fetuses with CoA. Copyright © 2016 ISUOG. Published by John Wiley & Sons Ltd.
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Affiliation(s)
- J O Miranda
- Fetal Cardiology Unit, Evelina London Children's Hospital, London, UK
| | - L Hunter
- Fetal Cardiology Unit, Evelina London Children's Hospital, London, UK
| | - S Tibby
- Department of Paediatric Intensive Care, Evelina London Children's Hospital, London, UK
| | - G Sharland
- Fetal Cardiology Unit, Evelina London Children's Hospital, London, UK
| | - O Miller
- Fetal Cardiology Unit, Evelina London Children's Hospital, London, UK
| | - J M Simpson
- Fetal Cardiology Unit, Evelina London Children's Hospital, London, UK
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How successful is successful? Aortic arch shape after successful aortic coarctation repair correlates with left ventricular function. J Thorac Cardiovasc Surg 2017; 153:418-427. [DOI: 10.1016/j.jtcvs.2016.09.018] [Citation(s) in RCA: 48] [Impact Index Per Article: 6.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/26/2016] [Revised: 07/14/2016] [Accepted: 09/07/2016] [Indexed: 11/17/2022]
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Kheiwa A, Aggarwal S, Forbes TJ, Turner DR, Kobayashi D. Impact of Transcatheter Intervention on Myocardial Deformation in Patients with Coarctation of the Aorta. Pediatr Cardiol 2016; 37:1590-1597. [PMID: 27638781 DOI: 10.1007/s00246-016-1474-8] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/20/2016] [Accepted: 08/18/2016] [Indexed: 12/26/2022]
Abstract
Myocardial deformation measured by speckle tracking echocardiography can detect subtle abnormalities of left ventricular function before an obvious abnormality in traditional echocardiographic parameters such as ejection fraction is seen. We hypothesized that patients with coarctation of the aorta (CoA) may have impaired myocardial deformation that may persist even after successful transcatheter intervention. This is a retrospective study to assess the myocardial deformation in patients undergoing transcatheter intervention of CoA. The data were compared with age-matched normal controls. Echocardiographic parameters were obtained before, immediately and at median 6 months (range 3-8 months) after transcatheter intervention. Myocardial deformation indices were obtained off-line using Tomtec 2D Cardiac Performance Analysis Software. Repeated measure ANOVA was used to compare the indices between three time points. Independent sample t test or Chi-square test was used to compare data between groups. Twenty-four patients (age 13.5 ± 7.7 years) underwent successful transcatheter CoA intervention (stent 19, balloon angioplasty five) improving CoA peak gradient in the catheterization laboratory from 27.1 ± 11.3 to 4.5 ± 3.0 mmHg (p < 0.001). To compare with normal controls (n = 25, age 14.5 ± 1.9 years), fraction shortening was significantly higher in pre-intervention CoA patients (40.4 ± 7.1 vs. 33.8 ± 2.4 %, p < 0.001). In contrast, CoA patients had significantly abnormal left ventricular longitudinal strain compared to normal controls (-14.9 ± 2.6 vs. -20.5 ± 1.8 %, p < 0.001). In CoA patients, left ventricular longitudinal strain improved immediately and 3-8 months after intervention (-18.0 ± 2.9 and -17.6 ± 2.9 %, p < 0.007) but continued to be abnormal compared to normal controls. Patients with CoA had impaired myocardial deformation compared to normal controls. Myocardial mechanics improved but did not normalize even after successful transcatheter intervention on CoA in the short term.
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Affiliation(s)
- Ahmed Kheiwa
- Division of Cardiology, Carman and Ann Adams Department of Pediatrics, Children's Hospital of Michigan, Wayne State University School of Medicine, 3901 Beaubien Blvd, Detroit, MI, 48201-2119, USA.
| | - Sanjeev Aggarwal
- Division of Cardiology, Carman and Ann Adams Department of Pediatrics, Children's Hospital of Michigan, Wayne State University School of Medicine, 3901 Beaubien Blvd, Detroit, MI, 48201-2119, USA
| | - Thomas J Forbes
- Division of Cardiology, Carman and Ann Adams Department of Pediatrics, Children's Hospital of Michigan, Wayne State University School of Medicine, 3901 Beaubien Blvd, Detroit, MI, 48201-2119, USA
| | - Daniel R Turner
- Division of Cardiology, Carman and Ann Adams Department of Pediatrics, Children's Hospital of Michigan, Wayne State University School of Medicine, 3901 Beaubien Blvd, Detroit, MI, 48201-2119, USA
| | - Daisuke Kobayashi
- Division of Cardiology, Carman and Ann Adams Department of Pediatrics, Children's Hospital of Michigan, Wayne State University School of Medicine, 3901 Beaubien Blvd, Detroit, MI, 48201-2119, USA
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Voges I, Kees J, Jerosch-Herold M, Gottschalk H, Trentmann J, Hart C, Gabbert DD, Pardun E, Pham M, Andrade AC, Wegner P, Kristo I, Jansen O, Kramer HH, Rickers C. Aortic stiffening and its impact on left atrial volumes and function in patients after successful coarctation repair: a multiparametric cardiovascular magnetic resonance study. J Cardiovasc Magn Reson 2016; 18:56. [PMID: 27618813 PMCID: PMC5020476 DOI: 10.1186/s12968-016-0278-6] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/08/2016] [Accepted: 08/26/2016] [Indexed: 01/08/2023] Open
Abstract
BACKGROUND The increased cardiovascular morbidity of adults with late repair of aortic coarctation (CoA) has been well documented. In contrast, successful CoA repair in early childhood has a generally good prognosis, though adverse vascular and ventricular characteristics may be abnormal, which could increase long-term risk. This study sought to perform a comprehensive analysis of aortic elasticity and left ventricular (LV) function in patients with aortic coarctation (CoA) using cardiovascular magnetic resonance (CMR). In a subgroup of patients, we assessed structure and function of the common carotid arteries to probe for signs of systemic vascular remodeling. METHODS Fifty-one patients (median age 17.3 years), 13.9 ± 7.5 years after CoA repair, and 54 controls (median age 19.8 years) underwent CMR. We determined distensibility and pulse wave velocity (PWV) at different aortic locations. In a subgroup, common carotid artery distensibility, PWV, wall thickness and wall area were measured. LV ejection fraction (EF), volumes, and mass were measured from short axis views. Left atrial (LA) volumes and functional parameters (LAEFPassive, LAEFContractile, LAEFReservoir) were assessed from axial cine images. RESULTS In patients distensibility of the whole thoracic aorta was reduced (p < 0.05) while PWV was only significantly higher in the aortic arch (p < 0.01). Distensibility of the descending aorta at the level of the pulmonary arteries and PWV in the descending aorta, both correlated negatively with age at CoA repair. LA volume before atrial contraction and minimal LA volume were higher in patients (p < 0.05). LAEFPassive and LAEFReservoir were reduced (p < 0.05), and LAEFReservoir correlated negatively with aortic arch PWV (p < 0.05). LVEF, volumes and mass were not different from controls. Carotid wall thickness and PWV were higher in patients compared to controls (p < 0.05). CONCLUSIONS Patients after CoA repair have impaired bioelastic properties of the thoracic aorta with impact on LV diastolic function. Reduced descending aortic elasticity is associated with older age at time of CoA repair. The remodeling of the common carotid artery in our sub-study suggests systemic vessel wall changes.
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Affiliation(s)
- Inga Voges
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Julian Kees
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Michael Jerosch-Herold
- Department of Radiology, Brigham & Women’s Hospital and Harvard Medical School, 75 Francis Street, Boston, MA 02115 USA
| | - Hannes Gottschalk
- Department of Diagnostic Radiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Straße 3, 24105 Kiel, Germany
| | - Jens Trentmann
- Department of Diagnostic Radiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Straße 3, 24105 Kiel, Germany
| | - Christopher Hart
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Dominik D. Gabbert
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Eileen Pardun
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Minh Pham
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Ana C. Andrade
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Philip Wegner
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Ines Kristo
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Olav Jansen
- Department of Diagnostic Radiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Straße 3, 24105 Kiel, Germany
| | - Hans-Heiner Kramer
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
| | - Carsten Rickers
- Department of Congenital Heart Disease and Paediatric Cardiology, University Hospital of Schleswig-Holstein, Campus Kiel, Arnold-Heller-Str. 3, Haus 9, 24105 Kiel, Germany
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Maschietto N, Semplicini L, Ceolotto G, Cattelan A, Poser Dvm H, Iacopetti I, Gerardi G, De Benedictis GM, Pilla T, Bernardini D, Aresu L, Rizzo S, Basso C, Semplicini A, Milanesi O. Aortic stenting in the growing sheep causes aortic endothelial dysfunction but not hypertension: Clinical implications for coarctation repair. CONGENIT HEART DIS 2016; 12:74-83. [PMID: 27600478 DOI: 10.1111/chd.12406] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/18/2016] [Revised: 07/21/2016] [Accepted: 07/24/2016] [Indexed: 01/11/2023]
Abstract
BACKGROUND Stent implantation is the treatment of choice for adolescents and adults with aortic coarctation (CoAo). Despite excellent short-term results, 20%-40% of the patients develop arterial hypertension later in life, which was attributed to inappropriate response of the aortic baroreceptors to increased stiffness of the ascending aorta (ASAO), either congenital or induced by CoAo repair. In particular, it has been hypothesized that stent itself may cause or sustain hypertension. Therefore, we aimed to study the hemodynamic and structural impact following stent implantation in the normal aorta of a growing animal. METHODS Eight female sheep completed the study and a stent was implanted in four. Every 3 mo we measured blood pressure of the anterior and posterior limbs and left ventricular function by echocardiography. Twelve months later invasive pressure was measured under baseline and simulated stress conditions. Expression of genes indicating oxidative stress (OS), endothelial dysfunction (ED) and stiffness, as well as pathological examination were performed in ascending (ASAO) and descending aorta (DSAO). RESULTS SOD1 and MMP9 gene expression were higher in ASAO of the stented animals, compared to DSAO and controls, while NOS3 was decreased. No differences were found in blood pressure and echocardiographic parameters. No histological differences were found in the aorta of the two groups of animals. CONCLUSIONS Stent does not affect central and peripheral hemodynamics, cardiac structure and function even in the long term. However, the finding of markers of OS and increased stiffness of ASAO, proximal to the stent, points to molecular mechanisms for increased cardiovascular risk of patients with stented CoAo.
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Affiliation(s)
- Nicola Maschietto
- Pediatric Cardiology Unit, Department of Women's and Children's Health, University of Padua, Padova, Italy
| | | | | | | | - Helen Poser Dvm
- Department of Animal Medicine, Production and Health, University of Padua, Padova, Italy
| | - Ilaria Iacopetti
- Department of Animal Medicine, Production and Health, University of Padua, Padova, Italy
| | - Gabriele Gerardi
- Department of Animal Medicine, Production and Health, University of Padua, Padova, Italy
| | | | - Tommaso Pilla
- Department of Animal Medicine, Production and Health, University of Padua, Padova, Italy
| | - Daniele Bernardini
- Department of Animal Medicine, Production and Health, University of Padua, Padova, Italy
| | - Luca Aresu
- Department of Comparative BioMedicine and Food Science, University of Padua, Padova, Italy
| | - Stefania Rizzo
- Cardiovascular Pathology Unit, Department of Cardiac, Thoracic and Vascular Sciences, University of Padua, Padova, Italy
| | - Cristina Basso
- Cardiovascular Pathology Unit, Department of Cardiac, Thoracic and Vascular Sciences, University of Padua, Padova, Italy
| | | | - Ornella Milanesi
- Pediatric Cardiology Unit, Department of Women's and Children's Health, University of Padua, Padova, Italy
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Nguyen PH, Tuzun E, Quick CM. Aortic pulse pressure homeostasis emerges from physiological adaptation of systemic arteries to local mechanical stresses. Am J Physiol Regul Integr Comp Physiol 2016; 311:R522-31. [PMID: 27306830 DOI: 10.1152/ajpregu.00402.2015] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2015] [Accepted: 06/13/2016] [Indexed: 11/22/2022]
Abstract
Aortic pulse pressure arises from the interaction of the heart, the systemic arterial system, and peripheral microcirculations. The complex interaction between hemodynamics and arterial remodeling precludes the ability to experimentally ascribe changes in aortic pulse pressure to particular adaptive responses. Therefore, the purpose of the present work was to use a human systemic arterial system model to test the hypothesis that pulse pressure homeostasis can emerge from physiological adaptation of systemic arteries to local mechanical stresses. First, we assumed a systemic arterial system that had a realistic topology consisting of 121 arterial segments. Then the relationships of pulsatile blood pressures and flows in arterial segments were characterized by standard pulse transmission equations. Finally, each arterial segment was assumed to remodel to local stresses following three simple rules: 1) increases in endothelial shear stress increases radius, 2) increases in wall circumferential stress increases wall thickness, and 3) increases in wall circumferential stress decreases wall stiffness. Simulation of adaptation by iteratively calculating pulsatile hemodynamics, mechanical stresses, and vascular remodeling led to a general behavior in response to mechanical perturbations: initial increases in pulse pressure led to increased arterial compliances, and decreases in pulse pressure led to decreased compliances. Consequently, vascular adaptation returned pulse pressures back toward baseline conditions. This behavior manifested when modeling physiological adaptive responses to changes in cardiac output, changes in peripheral resistances, and changes in local arterial radii. The present work, thus, revealed that pulse pressure homeostasis emerges from physiological adaptation of systemic arteries to local mechanical stresses.
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Affiliation(s)
- Phuc H Nguyen
- Michael E. DeBakey Institute, Texas A&M University, College Station, Texas; and
| | - Egemen Tuzun
- Texas A&M Institute for Preclinical Studies, College Station, Texas
| | - Christopher M Quick
- Michael E. DeBakey Institute, Texas A&M University, College Station, Texas; and
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49
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Assessment of ventriculo-vascular properties in repaired coarctation using cardiac magnetic resonance-derived aortic, left atrial and left ventricular strain. Eur Radiol 2016; 27:167-177. [DOI: 10.1007/s00330-016-4373-8] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/12/2015] [Revised: 02/10/2016] [Accepted: 04/18/2016] [Indexed: 10/21/2022]
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50
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Chen CK, Cifra B, Morgan GJ, Sarkola T, Slorach C, Wei H, Bradley TJ, Manlhiot C, McCrindle BW, Redington AN, Benson LN, Mertens L. Left Ventricular Myocardial and Hemodynamic Response to Exercise in Young Patients after Endovascular Stenting for Aortic Coarctation. J Am Soc Echocardiogr 2016; 29:237-46. [DOI: 10.1016/j.echo.2015.11.017] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/21/2015] [Indexed: 10/22/2022]
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