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Abbasi MA, Akiki E, El-Am EA, Geske JB, Bos JM, Ackerman MJ, Attia ZI, Friedman PA, Siontis KC, Newman DB. Artificial Intelligence Electrocardiography for the Evaluation of Cardiac Involvement in Fabry Disease. Curr Probl Cardiol 2024:102877. [PMID: 39393622 DOI: 10.1016/j.cpcardiol.2024.102877] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/04/2024] [Accepted: 10/08/2024] [Indexed: 10/13/2024]
Affiliation(s)
- Muhannad A Abbasi
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA.
| | - Elias Akiki
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | - Edward A El-Am
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | - Jeffrey B Geske
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | - J Martijn Bos
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | | | - Zachi I Attia
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | - Paul A Friedman
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
| | | | - Darrell B Newman
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
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2
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Townsend M, Jeewa A, Khoury M, Cunningham C, George K, Conway J. Unique Aspects of Hypertrophic Cardiomyopathy in Children. Can J Cardiol 2024; 40:907-920. [PMID: 38244986 DOI: 10.1016/j.cjca.2024.01.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/11/2023] [Revised: 01/03/2024] [Accepted: 01/14/2024] [Indexed: 01/22/2024] Open
Abstract
Hypertrophic cardiomyopathy (HCM) is a primary heart muscle disease characterized by left ventricular hypertrophy that can be asymptomatic or with presentations that vary from left ventricular outflow tract obstruction, heart failure from diastolic dysfunction, arrhythmias, and/or sudden cardiac death. Children younger than 1 year of age tend to have worse outcomes and often have HCM secondary to inborn errors of metabolism or syndromes such as RASopathies. For children who survive or are diagnosed after 1 year of age, HCM outcomes are often favourable and similar to those seen in adults. This is because of sudden cardiac death risk stratification and medical and surgical innovations. Genetic testing and timely cardiac screening are paving the way for disease-modifying treatment as gene-specific therapies are being developed.
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Affiliation(s)
- Madeleine Townsend
- Department of Cardiology, Cleveland Clinic Children's Hospital, Cleveland, Ohio, USA
| | - Aamir Jeewa
- Division of Cardiology, The Hospital for Sick Children, Toronto, Ontario, Canada
| | - Michael Khoury
- Division of Pediatric Cardiology, Stollery Children's Hospital, Edmonton, Alberta, Canada
| | | | - Kristen George
- Division of Cardiology, The Hospital for Sick Children, Toronto, Ontario, Canada
| | - Jennifer Conway
- Division of Pediatric Cardiology, Stollery Children's Hospital, Edmonton, Alberta, Canada.
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3
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Zampieri M, Di Filippo C, Zocchi C, Fico V, Golinelli C, Spaziani G, Calabri G, Bennati E, Girolami F, Marchi A, Passantino S, Porcedda G, Capponi G, Gozzini A, Olivotto I, Ragni L, Favilli S. Focus on Paediatric Restrictive Cardiomyopathy: Frequently Asked Questions. Diagnostics (Basel) 2023; 13:3666. [PMID: 38132249 PMCID: PMC10742619 DOI: 10.3390/diagnostics13243666] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2023] [Revised: 11/21/2023] [Accepted: 11/28/2023] [Indexed: 12/23/2023] Open
Abstract
Restrictive cardiomyopathy (RCM) is characterized by restrictive ventricular pathophysiology determined by increased myocardial stiffness. While suspicion of RCM is initially raised by clinical evaluation and supported by electrocardiographic and echocardiographic findings, invasive hemodynamic evaluation is often required for diagnosis and management of patients during follow-up. RCM is commonly associated with a poor prognosis and a high incidence of heart failure, and PH is reported in paediatric patients with RCM. Currently, only a few therapies are available for specific RCM aetiologies. Early referral to centres for advanced heart failure treatment is often necessary. The aim of this review is to address questions frequently asked when facing paediatric patients with RCM, including issues related to aetiologies, clinical presentation, diagnostic process and prognosis.
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Affiliation(s)
- Mattia Zampieri
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
- Cardiomyopathy Unit, Careggi University Hospital, 50134 Florence, Italy
| | - Chiara Di Filippo
- Local Health Unit, Outpatient Cardiology Clinic, 84131 Salerno, Italy
| | - Chiara Zocchi
- Cardiovascular Department, San Donato Hospital, 52100 Arezzo, Italy
| | - Vera Fico
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
- Cardiomyopathy Unit, Careggi University Hospital, 50134 Florence, Italy
| | - Cristina Golinelli
- Pediatric Cardiology and Adult Congenital Heart Disease Program, Department of Cardio—Thoracic and Vascular Medicine, IRCCS Azienda Ospedaliero—Universitaria di Bologna, 40138 Bologna, Italy
| | - Gaia Spaziani
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Giovanni Calabri
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Elena Bennati
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Francesca Girolami
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Alberto Marchi
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
- Cardiomyopathy Unit, Careggi University Hospital, 50134 Florence, Italy
| | - Silvia Passantino
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Giulio Porcedda
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Guglielmo Capponi
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Alessia Gozzini
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
| | - Iacopo Olivotto
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
- Cardiomyopathy Unit, Careggi University Hospital, 50134 Florence, Italy
| | - Luca Ragni
- Pediatric Cardiology and Adult Congenital Heart Disease Program, Department of Cardio—Thoracic and Vascular Medicine, IRCCS Azienda Ospedaliero—Universitaria di Bologna, 40138 Bologna, Italy
| | - Silvia Favilli
- Pediatric Cardiology, Meyer Children’s University Hospital IRCCS, 50134 Florence, Italy (S.F.)
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4
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Almeida ALC, Melo MDTD, Bihan DCDSL, Vieira MLC, Pena JLB, Del Castillo JM, Abensur H, Hortegal RDA, Otto MEB, Piveta RB, Dantas MR, Assef JE, Beck ALDS, Santo THCE, Silva TDO, Salemi VMC, Rocon C, Lima MSM, Barberato SH, Rodrigues AC, Rabschkowisky A, Frota DDCR, Gripp EDA, Barretto RBDM, Silva SME, Cauduro SA, Pinheiro AC, Araujo SPD, Tressino CG, Silva CES, Monaco CG, Paiva MG, Fisher CH, Alves MSL, Grau CRPDC, Santos MVCD, Guimarães ICB, Morhy SS, Leal GN, Soares AM, Cruz CBBV, Guimarães Filho FV, Assunção BMBL, Fernandes RM, Saraiva RM, Tsutsui JM, Soares FLDJ, Falcão SNDRS, Hotta VT, Armstrong ADC, Hygidio DDA, Miglioranza MH, Camarozano AC, Lopes MMU, Cerci RJ, Siqueira MEMD, Torreão JA, Rochitte CE, Felix A. Position Statement on the Use of Myocardial Strain in Cardiology Routines by the Brazilian Society of Cardiology's Department Of Cardiovascular Imaging - 2023. Arq Bras Cardiol 2023; 120:e20230646. [PMID: 38232246 DOI: 10.36660/abc.20230646] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2024] Open
Abstract
Central Illustration : Position Statement on the Use of Myocardial Strain in Cardiology Routines by the Brazilian Society of Cardiology's Department Of Cardiovascular Imaging - 2023 Proposal for including strain in the integrated diastolic function assessment algorithm, adapted from Nagueh et al.67 Am: mitral A-wave duration; Ap: reverse pulmonary A-wave duration; DD: diastolic dysfunction; LA: left atrium; LASr: LA strain reserve; LVGLS: left ventricular global longitudinal strain; TI: tricuspid insufficiency. Confirm concentric remodeling with LVGLS. In LVEF, mitral E wave deceleration time < 160 ms and pulmonary S-wave < D-wave are also parameters of increased filling pressure. This algorithm does not apply to patients with atrial fibrillation (AF), mitral annulus calcification, > mild mitral valve disease, left bundle branch block, paced rhythm, prosthetic valves, or severe primary pulmonary hypertension.
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Affiliation(s)
| | | | | | - Marcelo Luiz Campos Vieira
- Instituto do Coração da Faculdade de Medicina da Universidade de São Paulo (Incor/FMUSP), São Paulo, SP - Brasil
| | - José Luiz Barros Pena
- Faculdade Ciências Médicas de Minas Gerais, Belo Horizonte, MG - Brasil
- Hospital Felicio Rocho, Belo Horizonte, MG - Brasil
| | | | - Henry Abensur
- Beneficência Portuguesa de São Paulo, São Paulo, SP - Brasil
| | | | | | | | | | | | | | | | | | - Vera Maria Cury Salemi
- Instituto do Coração da Faculdade de Medicina da Universidade de São Paulo (Incor/FMUSP), São Paulo, SP - Brasil
| | - Camila Rocon
- Hospital do Coração (HCor), São Paulo, SP - Brasil
| | - Márcio Silva Miguel Lima
- Instituto do Coração da Faculdade de Medicina da Universidade de São Paulo (Incor/FMUSP), São Paulo, SP - Brasil
| | | | | | | | | | - Eliza de Almeida Gripp
- Hospital Pró-Cardiaco, Rio de Janeiro, RJ - Brasil
- Hospital Universitário Antônio Pedro da Universidade Federal Fluminense (UFF), Rio de Janeiro, RJ - Brasil
| | | | | | | | | | | | | | | | | | | | | | | | | | - Maria Veronica Camara Dos Santos
- Departamento de Cardiologia Pediátrica (DCC/CP) da Sociedade Brasileira de Cardiologia (SBC), São Paulo, SP - Brasil
- Sociedade Brasileira de Oncologia Pediátrica, São Paulo, SP - Brasil
| | | | | | - Gabriela Nunes Leal
- Instituto da Criança e do Adolescente do Hospital das Clinicas Faculdade de Medicina da Universidade de São Paulo (FMUSP), São Paulo, SP - Brasil
| | | | | | | | | | | | | | | | | | | | - Viviane Tiemi Hotta
- Instituto do Coração da Faculdade de Medicina da Universidade de São Paulo (Incor/FMUSP), São Paulo, SP - Brasil
- Grupo Fleury, São Paulo, SP - Brasil
| | | | - Daniel de Andrade Hygidio
- Hospital Nossa Senhora da Conceição, Tubarão, SC - Brasil
- Universidade do Sul de Santa Catarina (UNISUL), Tubarão, SC - Brasil
| | - Marcelo Haertel Miglioranza
- EcoHaertel - Hospital Mae de Deus, Porto Alegre, RS - Brasil
- Universidade Federal de Ciências da Saúde de Porto Alegre, Porto Alegre, RS - Brasil
| | | | | | | | | | - Jorge Andion Torreão
- Hospital Santa Izabel, Salvador, BA - Brasil
- Santa Casa da Bahia, Salvador, BA - Brasil
| | - Carlos Eduardo Rochitte
- Instituto do Coração da Faculdade de Medicina da Universidade de São Paulo (Incor/FMUSP), São Paulo, SP - Brasil
- Hospital do Coração (HCor), São Paulo, SP - Brasil
| | - Alex Felix
- Diagnósticos da América SA (DASA), São Paulo, SP - Brasil
- Instituto Nacional de Cardiologia (INC), Rio de Janeiro, RJ - Brasil
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5
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Tsatsopoulou A, Protonotarios I, Xylouri Z, Papagiannis I, Anastasakis A, Germanakis I, Patrianakos A, Nyktari E, Gavras C, Papadopoulos G, Meditskou S, Lazarou E, Miliou A, Lazaros G. Cardiomyopathies in children: An overview. Hellenic J Cardiol 2023; 72:43-56. [PMID: 36870438 DOI: 10.1016/j.hjc.2023.02.007] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/20/2022] [Revised: 02/14/2023] [Accepted: 02/24/2023] [Indexed: 03/06/2023] Open
Abstract
Paediatric cardiomyopathies form a heterogeneous group of disorders characterized by structural and electrical abnormalities of the heart muscle, commonly due to a gene variant of the myocardial cell structure. Mostly inherited as a dominant or occasionally recessive trait, they might be part of a syndromic disorder of underlying metabolic or neuromuscular defects or combine early developing extracardiac abnormalities (i.e., Naxos disease). The annual incidence of 1 per 100,000 children appears higher during the first two years of life. Dilated and hypertrophic cardiomyopathy phenotypes share an incidence of 60% and 25%, respectively. Arrhythmogenic right ventricular cardiomyopathy (ARVC), restrictive cardiomyopathy, and left ventricular noncompaction are less commonly diagnosed. Adverse events such as severe heart failure, heart transplantation, or death usually appear early after the initial presentation. In ARVC patients, high-intensity aerobic exercise has been associated with worse clinical outcomes and increased penetrance in at-risk genotype-positive relatives. Acute myocarditis in children has an incidence of 1.4-2.1 cases/per 100,000 children per year, with a 6-14% mortality rate during the acute phase. A genetic defect is considered responsible for the progression to dilated cardiomyopathy phenotype. Similarly, a dilated or arrhythmogenic cardiomyopathy phenotype might emerge with an episode of acute myocarditis in childhood or adolescence. This review provides an overview of childhood cardiomyopathies focusing on clinical presentation, outcome, and pathology.
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Affiliation(s)
- Adalena Tsatsopoulou
- General Paediatrics and Clinical Research, Private Clinic, Naxos, Greece; Unit of Inherited Cardiac Conditions and Sports Cardiology, 1st Department of Cardiology, National and Kapodistrian University of Athens, Athens, Greece; Unit of Inherited and Rare Cardiovascular Diseases, Onassis Cardiac Surgery Centre, Athens, Greece; Laboratory of Histology and Embryology, Department of Medicine, School of Life Sciences, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | - Ioannis Protonotarios
- University Hospital Southampton NHS Foundation Trust, Tremona Road, Southampton, Hampshire, SO16 6YD, UK
| | - Zafeirenia Xylouri
- University Hospital Southampton NHS Foundation Trust, Tremona Road, Southampton, Hampshire, SO16 6YD, UK
| | - Ioannis Papagiannis
- Department of Paediatric Cardiology and Adult Congenital Heart Disease, Onassis Cardiac Surgery Centre, Athens, Greece
| | - Aris Anastasakis
- Unit of Inherited and Rare Cardiovascular Diseases, Onassis Cardiac Surgery Centre, Athens, Greece
| | - Ioannis Germanakis
- Department of Paediatrics, University Hospital Heraklion, School of Medicine, University of Crete, Heraklion, Greece
| | | | | | | | | | - Soultana Meditskou
- Laboratory of Histology and Embryology, Department of Medicine, School of Life Sciences, Aristotle University of Thessaloniki, Thessaloniki, Greece
| | - Emilia Lazarou
- Unit of Inherited Cardiac Conditions and Sports Cardiology, 1st Department of Cardiology, National and Kapodistrian University of Athens, Athens, Greece
| | - Antigoni Miliou
- Unit of Inherited Cardiac Conditions and Sports Cardiology, 1st Department of Cardiology, National and Kapodistrian University of Athens, Athens, Greece
| | - George Lazaros
- Unit of Inherited Cardiac Conditions and Sports Cardiology, 1st Department of Cardiology, National and Kapodistrian University of Athens, Athens, Greece.
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6
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Luchian ML, Motoc AI. Left ventricle hypertrophy – What else is there? Acta Cardiol 2022; 78:503-504. [DOI: 10.1080/00015385.2022.2146875] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Affiliation(s)
- Maria-Luiza Luchian
- Department of Cardiology, (Centrum voor Hart-en Vaatziekten), Universitair Ziekenhuis Brussel, Vrije Universiteit Brussel (VUB), Brussels
| | - Andreea Iulia Motoc
- Department of Cardiology, (Centrum voor Hart-en Vaatziekten), Universitair Ziekenhuis Brussel, Vrije Universiteit Brussel (VUB), Brussels
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7
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Andonian C, Beckmann J, Mayer O, Ewert P, Freiberger A, Huber M, Kaemmerer H, Kurschat C, Lagler F, Nagdyman N, Pieper L, Regenbogen C, Freilinger S. Quality of life in patients with Fabry's disease: a cross-sectional study of 86 adults. Cardiovasc Diagn Ther 2022; 12:426-435. [PMID: 36033224 PMCID: PMC9412216 DOI: 10.21037/cdt-22-215] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2022] [Accepted: 07/18/2022] [Indexed: 11/29/2022]
Abstract
Background Fabry disease (FD) is a multi-organ disorder associated with severe physical and psychological impairments, particularly in adulthood. To date, comprehensive data on the psychological burden of FD are lacking. The present study assessed quality of life (QOL) in a representative cohort of adults with FD. Methods Patient-reported outcome measures were retrospectively analyzed in 86 adults with FD (49.6±16.6 years; 62.8% female) and compared to adults with congenital heart defects (ACHD) which is another lifelong disease and affliction. QOL was assessed using the European Quality of Life 5 Dimensions 5 Levels questionnaire (EQ-5D-5L). Results Subjects affected by FD reported an overall reduced QOL (EQ-VAS: 71.8±20.0). Most frequently reported complaints occurred within the dimensions pain/discomfort (69.7%), daily activities (48.9%) and anxiety/depression (45.4%). Compared to ACHD, individuals with FD scored significantly lower in the areas of pain/discomfort, usual activities and mobility (all P<0.05). Older age and female sex were particularly associated with diminished QOL (P=0.05). Conclusions Patients with FD are at high risk for impaired QOL. They require additional support to cope with disease-related challenges. Increased attention should be directed towards improving their subjective well-being to potentially increase their QOL and long-term health outcomes.
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Affiliation(s)
- Caroline Andonian
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany.,Department of Sport and Health Sciences, Chair of Sport Psychology, Technical University Munich, Munich, Germany.,Department of Psychosomatic Medicine and Psychotherapy, University Hospital Rechts der Isar, Technical University Munich, Munich, Germany
| | - Jürgen Beckmann
- Department of Sport and Health Sciences, Chair of Sport Psychology, Technical University Munich, Munich, Germany.,School of Human Movement and Nutrition Sciences, University of Queensland, Queensland, Australia.,Health Research Institute, University of Limerick, Limerick, Ireland
| | - Oliver Mayer
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Peter Ewert
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Annika Freiberger
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Maximilian Huber
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Harald Kaemmerer
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Christine Kurschat
- Department II of Internal Medicine and Center for Molecular Medicine Cologne, University of Cologne, Faculty of Medicine and University Hospital Cologne, Cologne, Germany
| | - Florian Lagler
- Institute for Hereditary Metabolic Diseases, Paracelsus Medical University Salzburg, Salzburg, Austria
| | - Nicole Nagdyman
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Lars Pieper
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany
| | - Claudia Regenbogen
- Department of Nephrology, Technical University of Munich, School of Medicine, Klinikum Rechts der Isar, Munich, Germany
| | - Sebastian Freilinger
- Department of Congenital Heart Disease and Pediatric Cardiology, German Heart Center Munich, Technical University Munich, Munich, Germany.,Department of Sport and Health Sciences, Chair of Preventive Pediatrics, Technical University of Munich, Munich, Germany
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8
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Weidemann F, Jovanovic A, Herrmann K, Vardarli I. Chaperone Therapy in Fabry Disease. Int J Mol Sci 2022; 23:ijms23031887. [PMID: 35163813 PMCID: PMC8836454 DOI: 10.3390/ijms23031887] [Citation(s) in RCA: 29] [Impact Index Per Article: 14.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/29/2021] [Revised: 02/02/2022] [Accepted: 02/03/2022] [Indexed: 02/01/2023] Open
Abstract
Fabry disease is an X-linked lysosomal multisystem storage disorder induced by a mutation in the alpha-galactosidase A (GLA) gene. Reduced activity or deficiency of alpha-galactosidase A (AGAL) leads to escalating storage of intracellular globotriaosylceramide (GL-3) in numerous organs, including the kidneys, heart and nerve system. The established treatment for 20 years is intravenous enzyme replacement therapy. Lately, oral chaperone therapy was introduced and is a therapeutic alternative in patients with amenable mutations. Early starting of therapy is essential for long-term improvement. This review describes chaperone therapy in Fabry disease.
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Affiliation(s)
- Frank Weidemann
- Department of Medicine I, Klinikum Vest GmbH, Knappschaftskrankenhaus Recklinghausen, Academic Teaching Hospital, Ruhr-University Bochum, 45657 Recklinghausen, Germany;
| | - Ana Jovanovic
- The Mark Holland Metabolic Unit, Nothern Care Alliance NHS Foundation Trust, Salford M6 8HD, UK;
| | - Ken Herrmann
- Department of Nuclear Medicine, University Hospital Essen, 45147 Essen, Germany;
| | - Irfan Vardarli
- Department of Medicine I, Klinikum Vest GmbH, Knappschaftskrankenhaus Recklinghausen, Academic Teaching Hospital, Ruhr-University Bochum, 45657 Recklinghausen, Germany;
- Correspondence: ; Tel.: +49-2361-563403
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9
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Fabry Cardiomyopathy: Current Treatment and Future Options. J Clin Med 2021; 10:jcm10143026. [PMID: 34300196 PMCID: PMC8305771 DOI: 10.3390/jcm10143026] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/10/2021] [Revised: 07/01/2021] [Accepted: 07/03/2021] [Indexed: 02/05/2023] Open
Abstract
Fabry disease is a multisystem X-linked lysosomal storage disorder caused by a mutation in the alpha-galactosidase A gene. Deficiency or reduced activity of alpha-galactosidase A (GLA) is leading to progressive intracellular accumulation of globotriaosylceramide (GL3) in various organs, including the heart, kidney and nerve system. Cardiac involvement is frequent and is evident as concentric left ventricular hypertrophy. Currently, the standard treatment is enzyme replacement therapy or chaperone therapy. However, early starting of therapy, before myocardial fibrosis has developed, is essential for long-term improvement of myocardial function. For future treatment options, various therapeutic approaches including gene therapy are under development. This review describes the current and potential future therapy options for Fabry cardiomyopathy.
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10
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Hypertrophic Cardiomyopathy and Primary Restrictive Cardiomyopathy: Similarities, Differences and Phenocopies. J Clin Med 2021; 10:jcm10091954. [PMID: 34062949 PMCID: PMC8125617 DOI: 10.3390/jcm10091954] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/27/2021] [Revised: 04/26/2021] [Accepted: 04/28/2021] [Indexed: 12/14/2022] Open
Abstract
Hypertrophic cardiomyopathy (HCM) and primary restrictive cardiomyopathy (RCM) have a similar genetic background as they are both caused mainly by variants in sarcomeric genes. These “sarcomeric cardiomyopathies” also share diastolic dysfunction as the prevalent pathophysiological mechanism. Starting from the observation that patients with HCM and primary RCM may coexist in the same family, a characteristic pathophysiological profile of HCM with restrictive physiology has been recently described and supports the hypothesis that familiar forms of primary RCM may represent a part of the phenotypic spectrum of HCM rather than a different genetic cardiomyopathy. To further complicate this scenario some infiltrative (amyloidosis) and storage diseases (Fabry disease and glycogen storage diseases) may show either a hypertrophic or restrictive phenotype according to left ventricular wall thickness and filling pattern. Establishing a correct etiological diagnosis among HCM, primary RCM, and hypertrophic or restrictive phenocopies is of paramount importance for cascade family screening and therapy.
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11
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Pieske B, Tschöpe C, de Boer RA, Fraser AG, Anker SD, Donal E, Edelmann F, Fu M, Guazzi M, Lam CSP, Lancellotti P, Melenovsky V, Morris DA, Nagel E, Pieske-Kraigher E, Ponikowski P, Solomon SD, Vasan RS, Rutten FH, Voors AA, Ruschitzka F, Paulus WJ, Seferovic P, Filippatos G. How to diagnose heart failure with preserved ejection fraction: the HFA-PEFF diagnostic algorithm: a consensus recommendation from the Heart Failure Association (HFA) of the European Society of Cardiology (ESC). Eur Heart J 2020; 40:3297-3317. [PMID: 31504452 DOI: 10.1093/eurheartj/ehz641] [Citation(s) in RCA: 840] [Impact Index Per Article: 210.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/16/2018] [Revised: 10/30/2018] [Accepted: 08/26/2019] [Indexed: 02/07/2023] Open
Abstract
Making a firm diagnosis of chronic heart failure with preserved ejection fraction (HFpEF) remains a challenge. We recommend a new stepwise diagnostic process, the 'HFA-PEFF diagnostic algorithm'. Step 1 (P=Pre-test assessment) is typically performed in the ambulatory setting and includes assessment for HF symptoms and signs, typical clinical demographics (obesity, hypertension, diabetes mellitus, elderly, atrial fibrillation), and diagnostic laboratory tests, electrocardiogram, and echocardiography. In the absence of overt non-cardiac causes of breathlessness, HFpEF can be suspected if there is a normal left ventricular ejection fraction, no significant heart valve disease or cardiac ischaemia, and at least one typical risk factor. Elevated natriuretic peptides support, but normal levels do not exclude a diagnosis of HFpEF. The second step (E: Echocardiography and Natriuretic Peptide Score) requires comprehensive echocardiography and is typically performed by a cardiologist. Measures include mitral annular early diastolic velocity (e'), left ventricular (LV) filling pressure estimated using E/e', left atrial volume index, LV mass index, LV relative wall thickness, tricuspid regurgitation velocity, LV global longitudinal systolic strain, and serum natriuretic peptide levels. Major (2 points) and Minor (1 point) criteria were defined from these measures. A score ≥5 points implies definite HFpEF; ≤1 point makes HFpEF unlikely. An intermediate score (2-4 points) implies diagnostic uncertainty, in which case Step 3 (F1: Functional testing) is recommended with echocardiographic or invasive haemodynamic exercise stress tests. Step 4 (F2: Final aetiology) is recommended to establish a possible specific cause of HFpEF or alternative explanations. Further research is needed for a better classification of HFpEF.
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Affiliation(s)
- Burkert Pieske
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Department of Internal Medicine and Cardiology, German Heart Institute, Berlin, Germany.,Berlin Institute of Health (BIH), Germany
| | - Carsten Tschöpe
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Berlin Institute of Health (BIH) Center for Regenerative Therapies (BCRT), Charite, Berlin, Germany
| | - Rudolf A de Boer
- University Medical Centre Groningen, University of Groningen, Department of Cardiology, Groningen, the Netherlands
| | | | - Stefan D Anker
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Berlin Institute of Health (BIH) Center for Regenerative Therapies (BCRT), Charite, Berlin, Germany.,Department of Cardiology and Pneumology, University Medicine Göttingen (UMG), Germany
| | - Erwan Donal
- Cardiology and CIC, IT1414, CHU de Rennes LTSI, Université Rennes-1, INSERM 1099, Rennes, France
| | - Frank Edelmann
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany
| | - Michael Fu
- Section of Cardiology, Department of Medicine, Sahlgrenska University Hosptal/Ostra, Göteborg, Sweden
| | - Marco Guazzi
- Department of Biomedical Sciences for Health, University of Milan, IRCCS, Milan, Italy.,Department of Cardiology, IRCCS Policlinico, San Donato Milanese, Milan, Italy
| | - Carolyn S P Lam
- National Heart Centre, Singapore & Duke-National University of Singapore.,University Medical Centre Groningen, The Netherlands
| | - Patrizio Lancellotti
- Department of Cardiology, Heart Valve Clinic, University of Liège Hospital, GIGA Cardiovascular Sciences, CHU Sart Tilman, Liège, Belgium
| | - Vojtech Melenovsky
- Institute for Clinical and Experimental Medicine - IKEM, Prague, Czech Republic
| | - Daniel A Morris
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum
| | - Eike Nagel
- Institute for Experimental and Translational Cardiovascular Imaging, University Hospital Frankfurt.,German Centre for Cardiovascular Research (DZHK), Partner Site Frankfurt, Germany
| | - Elisabeth Pieske-Kraigher
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum
| | | | - Scott D Solomon
- Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Ramachandran S Vasan
- Section of Preventive Medicine and Epidemiology and Cardiovascular Medicine, Department of Medicine, Boston University School of Medicine, Boston, MA, USA
| | - Frans H Rutten
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands
| | - Adriaan A Voors
- University Medical Centre Groningen, University of Groningen, Department of Cardiology, Groningen, the Netherlands
| | - Frank Ruschitzka
- University Heart Centre, University Hospital Zurich, Switzerland
| | - Walter J Paulus
- Department of Physiology and Amsterdam Cardiovascular Sciences, Amsterdam University Medical Center, The Netherlands
| | - Petar Seferovic
- University of Belgrade School of Medicine, Belgrade University Medical Center, Serbia
| | - Gerasimos Filippatos
- Department of Cardiology, National and Kapodistrian University of Athens Medical School; University Hospital "Attikon", Athens, Greece.,University of Cyprus, School of Medicine, Nicosia, Cyprus
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12
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Sanchez F, Gutierrez JM, Kha LC, Jimenez-Juan L, Cool C, Vargas D, Oikonomou A. Pathological entities that may affect the lungs and the myocardium. Evaluation with chest CT and cardiac MR. Clin Imaging 2020; 70:124-135. [PMID: 33157369 DOI: 10.1016/j.clinimag.2020.10.038] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2020] [Revised: 09/19/2020] [Accepted: 10/17/2020] [Indexed: 12/19/2022]
Abstract
Certain entities may simultaneously involve the lungs and the myocardium. Knowing their cardiac and thoracic manifestations enhances the understanding of those conditions and increases awareness and suspicion for possible concurrent cardiothoracic involvement. Entities that can present with pulmonary and myocardial involvement include infiltrative diseases like sarcoidosis and amyloidosis, eosinophil-associated conditions including eosinophilic granulomatosis with polyangiitis (EGPA) and hypereosinophilic syndrome (HES), connective tissue diseases such as systemic sclerosis (SSc) and lupus erythematosus and genetic disorders like Fabry disease (FD). Lung involvement in sarcoidosis is almost universal. While cardiac involvement is less common, concurrent cardiothoracic involvement can often be seen. Pulmonary amyloidosis is more often a localized process and generally occurs separately from cardiac involvement, except for diffuse alveolar-septal amyloidosis. EGPA and HES can present with consolidative or ground glass opacities, cardiac inflammation and endomyocardial fibrosis. Manifestations of SSc include interstitial lung disease, pulmonary hypertension and cardiomyopathy. Lupus can present with serositis, pneumonitis and cardiac inflammation. FD causes left ventricular thickening and fibrosis, and small airways disease. This article aims to review the clinicopathological features of chest and cardiac involvement of these entities and describe their main findings on chest CT and cardiac MR.
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Affiliation(s)
- Felipe Sanchez
- University of Toronto - Toronto General Hospital, Department of Medical Imaging, 585 University Ave., Toronto, ON M5G 2N2, Canada.
| | - Jose M Gutierrez
- Hospital Barros Luco Trudeau, Department of Medical Imaging, Gran Avenida Jose Miguel Carrera 3204, Santiago 8431657, Chile
| | - Lan-Chau Kha
- University of Toronto - Sunnybrook Health Sciences Centre, Department of Medical Imaging, 2075 Bayview Ave, Toronto, ON M4N 3M5, Canada.
| | - Laura Jimenez-Juan
- University of Toronto- St. Michael's Hospital, Department of Medical Imaging, 30 Bond St., Toronto, ON M5B 1W8, Canada.
| | - Carlyne Cool
- University of Colorado - Anschutz Medical Campus, Department of Pathology, 12605 East 16th Avenue, Campus Box F768, Aurora, CO 80045, United States of America
| | - Daniel Vargas
- University of Colorado - Anschutz Medical Campus, Department of Radiology, Leprino Building, 5th Floor, 12401 E. 17th Ave., Mail Stop L954, Aurora, CO 80045, United States of America.
| | - Anastasia Oikonomou
- University of Toronto - Sunnybrook Health Sciences Centre, Department of Medical Imaging, 2075 Bayview Ave, Toronto, ON M4N 3M5, Canada.
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13
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Valentini F, Anselmi F, Metra M, Cavigli L, Giacomin E, Focardi M, Cameli M, Mondillo S, D'Ascenzi F. Diagnostic and prognostic value of low QRS voltages in cardiomyopathies: old but gold. Eur J Prev Cardiol 2020; 29:1177-1187. [PMID: 33624098 DOI: 10.1093/eurjpc/zwaa027] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/01/2020] [Revised: 07/13/2020] [Accepted: 07/30/2020] [Indexed: 02/06/2023]
Abstract
The interpretation of 12-lead resting electrocardiogram (ECG) in patients with a definitive diagnosis or with the suspicion of a cardiomyopathy represents a cornerstone for the diagnostic work up and management of patients. Although low electrocardiographic QRS voltages (LQRSV) detected by 12-lead resting ECG have historically been acknowledged by physicians, in view of recent evidence on the demonstration of myocardial scar by cardiac magnetic resonance and its relevance as a cause of sudden cardiac death even in young individuals, a new interest has been raised about the utility of LQRSV in the clinical practice. Beyond their diagnostic value, LQRSV have also demonstrated a prognostic role in different cardiomyopathies. The present review summarizes the diagnostic and prognostic value of LQRSV in cardiomyopathies, reporting the new evidence, primarily based on advanced imaging studies, supporting the clinical utility of this parameter.
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Affiliation(s)
- Francesca Valentini
- Cardiology Unit, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health University, Cardiothoracic Department, Spedali Civili of Brescia, Piazzale Spedali Civili 1, 25123, Brescia, Italy
| | - Francesca Anselmi
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Marco Metra
- Cardiology Unit, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health University, Cardiothoracic Department, Spedali Civili of Brescia, Piazzale Spedali Civili 1, 25123, Brescia, Italy
| | - Luna Cavigli
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Elisa Giacomin
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Marta Focardi
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Matteo Cameli
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Sergio Mondillo
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
| | - Flavio D'Ascenzi
- Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Viale M. Bracci, 16, 53100 Siena, Italy
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14
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Abstract
PURPOSE OF REVIEW Cardiomyopathies are rare in the pediatric population, but significantly impact on morbidity and mortality. The present review aims to provide an overview of cardiomyopathies in children and some practical guidelines for their prognostic stratification and management. RECENT FINDINGS Pediatric cardiomyopathies may present as isolated cardiac muscle disease or in the context of complex clinical syndromes. The etiologic characterization represents an important step in the diagnosis and treatment of cardiomyopathies because of its impact on prognosis and on therapeutic measures. Indeed, replacement therapy is nowadays widely available and changes the natural history of the disease. More complex is the management of isolated cardiomyopathies, which lack specific therapies, mainly aimed at symptomatic relief. In this context, heart transplantation shows excellent outcomes in children, but wait-list mortality is still very high. Device therapy for sudden cardiac death prevention and the use of mechanical assist devices are becoming more common in the clinical practice and may help to reduce mortality. SUMMARY Providing insight into pediatric cardiomyopathies classification helps in the prognostication and management of such diseases. Recent years witnessed a significant improvement in mortality, but future research is still needed to improve quality of life and life expectations in the pediatric population.
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15
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Cardiovascular magnetic resonance (CMR) in restrictive cardiomyopathies. Radiol Med 2020; 125:1072-1086. [PMID: 32970272 PMCID: PMC7593297 DOI: 10.1007/s11547-020-01287-8] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2020] [Accepted: 09/03/2020] [Indexed: 02/06/2023]
Abstract
The restrictive cardiomyopathies constitute a heterogeneous group of myocardial diseases with a different pathogenesis and overlapping clinical presentations. Diagnosing them frequently poses a challenge. Echocardiography, electrocardiograms and laboratory tests may show non-specific changes. In this context, cardiac magnetic resonance (CMR) may play a crucial role in defining the diagnosis and guiding treatments, by offering a robust myocardial characterization based on the inherent magnetic properties of abnormal tissues, thus limiting the use of endomyocardial biopsy. In this review article, we explore the role of CMR in the assessment of a wide range of myocardial diseases causing restrictive patterns, from iron overload to cardiac amyloidosis, endomyocardial fibrosis or radiation-induced heart disease. Here, we emphasize the incremental value of novel relaxometric techniques such as T1 and T2 mapping, which may recognize different storage diseases based on the intrinsic magnetic properties of the accumulating metabolites, with or without the use of gadolinium-based contrast agents. We illustrate the importance of these CMR techniques and their great support when contrast media administration is contraindicated. Finally, we describe the useful role of cardiac computed tomography for diagnosis and management of restrictive cardiomyopathies when CMR is contraindicated.
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16
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Luo Y, Wu D, Shen M. Recurrent fever of unknown origin: An overlooked symptom of Fabry disease. Mol Genet Genomic Med 2020; 8:e1454. [PMID: 32797665 PMCID: PMC7549601 DOI: 10.1002/mgg3.1454] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2020] [Revised: 07/07/2020] [Accepted: 07/28/2020] [Indexed: 01/01/2023] Open
Abstract
Objective Fabry disease (FD) is a rare X‐linked lysosomal storage disorder due to the absent or deficient activity of lysosomal hydrolase a‐galactosidase A (α‐Gal A), which leads to the accumulation of its substrates in various organs and tissues. Classic clinical manifestations include angiokeratomas, proteinuria, renal failure, neuropathic pain, and left ventricular hypertrophy. Fever is one of the rare symptoms that may occur during FD. Methods Three Chinese Han patients with FD referred to Peking Union Medical College Hospital were reported. The complete medical records were established, and detailed data were collected. Whole‐exome sequencing by next‐generation sequencing and α‐Gal A enzyme activity assay were performed to confirm the diagnosis. Results These three patients all presented with recurrent fever of unknown origin initially, accompanied with arthralgia/arthritis and other symptoms. We identified two known variants in the GLA gene, c.1176_1179delGAAG and c.782G>A (p.G261D), and a novel variant c.440G>A (p.G147E) which is likely pathogenic in our patient. Conclusions FD should be considered as a rare cause of recurrent fever of unknown origin. The coexistence of gene variants related to systemic autoinflammatory diseases may make the clinical phenotypes of FD more complex and prone to recurrent fever.
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Affiliation(s)
- Yi Luo
- Department of Rheumatology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC-DID, Key Laboratory of Rheumatology and Clinical Immunology, Ministry of Education, Beijing, China
| | - Di Wu
- Department of Rheumatology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC-DID, Key Laboratory of Rheumatology and Clinical Immunology, Ministry of Education, Beijing, China
| | - Min Shen
- Department of Rheumatology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC-DID, Key Laboratory of Rheumatology and Clinical Immunology, Ministry of Education, Beijing, China
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17
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Vardarli I, Rischpler C, Herrmann K, Weidemann F. Diagnosis and Screening of Patients with Fabry Disease. Ther Clin Risk Manag 2020; 16:551-558. [PMID: 32606714 PMCID: PMC7319521 DOI: 10.2147/tcrm.s247814] [Citation(s) in RCA: 31] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2020] [Accepted: 05/09/2020] [Indexed: 12/30/2022] Open
Abstract
Fabry disease (FD) is an X-linked lysosomal storage disorder caused by absence or deficient activity of α-galactosidase A (α-Gal A) due to mutations in the α-galactosidase A gene (GLA), leading to progressive accumulation of globotriaosylceramide (Gb3) in tissues and organs including heart, kidney, the eyes, vascular endothelium, the nervous system and the skin. Cardiac involvement is leading to fatal complications and reduced life expectancy. FD is treatable with disease-specific treatment (enzyme replacement therapy (ERT) or with chaperone therapy). Therefore, the early diagnosis of FD is crucial for reducing the morbidity and mortality. Screening of high-risk populations (eg, patients with unexplained left ventricular hypertrophy (LVH), young patients with unexplained stroke, and patients with unexplained renal failure proteinuria or microalbuminuria) yields good results. The diagnostic algorithm is gender-specific. Initially, the measurement of α-Gal A activity is recommended in males, and optionally in females. In males with non-diagnostic residual activity (5–10%) activity, genetic testing is afterwards done for confirming the diagnosis. In fact, diagnosis of FD is not possible without genetic testing for both males and females. Globotriaosysphingosine (lyso-Gb3) for identification of atypical FD variants and high- sensitive troponin T (hsTNT) for identification of cardiac involvement are also important diagnostic biomarkers. The aim of this review was to provide an update on diagnosis and screening of patients with FD.
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Affiliation(s)
- Irfan Vardarli
- Department of Medicine I, Klinikum Vest, Knappschaftskrankenhaus Recklinghausen, Academic Teaching Hospital, Ruhr-University Bochum, Recklinghausen, Germany.,Herz- Und Gefäßzentrum Klinikum Vest, Recklinghausen, Germany
| | | | - Ken Herrmann
- Department of Nuclear Medicine, University Hospital Essen, Essen, Germany
| | - Frank Weidemann
- Department of Medicine I, Klinikum Vest, Knappschaftskrankenhaus Recklinghausen, Academic Teaching Hospital, Ruhr-University Bochum, Recklinghausen, Germany.,Herz- Und Gefäßzentrum Klinikum Vest, Recklinghausen, Germany
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18
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Heart transplantation in cardiac storage diseases: data on Fabry disease and cardiac amyloidosis. Curr Opin Organ Transplant 2020; 25:211-217. [DOI: 10.1097/mot.0000000000000756] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
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19
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Pieske B, Tschöpe C, de Boer RA, Fraser AG, Anker SD, Donal E, Edelmann F, Fu M, Guazzi M, Lam CSP, Lancellotti P, Melenovsky V, Morris DA, Nagel E, Pieske-Kraigher E, Ponikowski P, Solomon SD, Vasan RS, Rutten FH, Voors AA, Ruschitzka F, Paulus WJ, Seferovic P, Filippatos G. How to diagnose heart failure with preserved ejection fraction: the HFA-PEFF diagnostic algorithm: a consensus recommendation from the Heart Failure Association (HFA) of the European Society of Cardiology (ESC). Eur J Heart Fail 2020; 22:391-412. [PMID: 32133741 DOI: 10.1002/ejhf.1741] [Citation(s) in RCA: 186] [Impact Index Per Article: 46.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/16/2018] [Revised: 10/30/2018] [Accepted: 08/26/2019] [Indexed: 12/11/2022] Open
Abstract
Making a firm diagnosis of chronic heart failure with preserved ejection fraction (HFpEF) remains a challenge. We recommend a new stepwise diagnostic process, the 'HFA-PEFF diagnostic algorithm'. Step 1 (P=Pre-test assessment) is typically performed in the ambulatory setting and includes assessment for heart failure symptoms and signs, typical clinical demographics (obesity, hypertension, diabetes mellitus, elderly, atrial fibrillation), and diagnostic laboratory tests, electrocardiogram, and echocardiography. In the absence of overt non-cardiac causes of breathlessness, HFpEF can be suspected if there is a normal left ventricular (LV) ejection fraction, no significant heart valve disease or cardiac ischaemia, and at least one typical risk factor. Elevated natriuretic peptides support, but normal levels do not exclude a diagnosis of HFpEF. The second step (E: Echocardiography and Natriuretic Peptide Score) requires comprehensive echocardiography and is typically performed by a cardiologist. Measures include mitral annular early diastolic velocity (e'), LV filling pressure estimated using E/e', left atrial volume index, LV mass index, LV relative wall thickness, tricuspid regurgitation velocity, LV global longitudinal systolic strain, and serum natriuretic peptide levels. Major (2 points) and Minor (1 point) criteria were defined from these measures. A score ≥5 points implies definite HFpEF; ≤1 point makes HFpEF unlikely. An intermediate score (2-4 points) implies diagnostic uncertainty, in which case Step 3 (F1 : Functional testing) is recommended with echocardiographic or invasive haemodynamic exercise stress tests. Step 4 (F2 : Final aetiology) is recommended to establish a possible specific cause of HFpEF or alternative explanations. Further research is needed for a better classification of HFpEF.
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Affiliation(s)
- Burkert Pieske
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Department of Internal Medicine and Cardiology, German Heart Institute, Berlin, Germany.,Berlin Institute of Health (BIH), Germany
| | - Carsten Tschöpe
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Berlin Institute of Health (BIH) Center for Regenerative Therapies (BCRT), Charite, Berlin, Germany
| | - Rudolf A de Boer
- University Medical Centre Groningen, University of Groningen, Department of Cardiology, Groningen, the Netherlands
| | | | - Stefan D Anker
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany.,Berlin Institute of Health (BIH) Center for Regenerative Therapies (BCRT), Charite, Berlin, Germany.,Department of Cardiology and Pneumology, University Medicine Göttingen (UMG), Germany
| | - Erwan Donal
- Cardiology and CIC, IT1414, CHU de Rennes LTSI, Université Rennes-1, INSERM 1099, Rennes, France
| | - Frank Edelmann
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum.,German Center for Cardiovascular Research (DZHK), Berlin, Partner Site, Germany
| | - Michael Fu
- Section of Cardiology, Department of Medicine, Sahlgrenska University Hosptal/Ostra, Göteborg, Sweden
| | - Marco Guazzi
- Department of Biomedical Sciences for Health, University of Milan, IRCCS, Milan, Italy.,Department of Cardiology, IRCCS Policlinico, San Donato Milanese, Milan, Italy
| | - Carolyn S P Lam
- National Heart Centre, Singapore & Duke-National University of Singapore.,University Medical Centre Groningen, The Netherlands
| | - Patrizio Lancellotti
- Department of Cardiology, Heart Valve Clinic, University of Liège Hospital, GIGA Cardiovascular Sciences, CHU Sart Tilman, Liège, Belgium
| | - Vojtech Melenovsky
- Institute for Clinical and Experimental Medicine - IKEM, Prague, Czech Republic
| | - Daniel A Morris
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum
| | - Eike Nagel
- Institute for Experimental and Translational Cardiovascular Imaging, University Hospital Frankfurt.,German Centre for Cardiovascular Research (DZHK), Partner Site Frankfurt, Germany
| | - Elisabeth Pieske-Kraigher
- Department of Internal Medicine and Cardiology, Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum
| | | | - Scott D Solomon
- Cardiovascular Division, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
| | - Ramachandran S Vasan
- Section of Preventive Medicine and Epidemiology and Cardiovascular Medicine, Department of Medicine, Boston University School of Medicine, Boston, MA, USA
| | - Frans H Rutten
- Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands
| | - Adriaan A Voors
- University Medical Centre Groningen, University of Groningen, Department of Cardiology, Groningen, the Netherlands
| | - Frank Ruschitzka
- University Heart Centre, University Hospital Zurich, Switzerland
| | - Walter J Paulus
- Department of Physiology and Amsterdam Cardiovascular Sciences, Amsterdam University Medical Center, The Netherlands
| | - Petar Seferovic
- University of Belgrade School of Medicine, Belgrade University Medical Center, Serbia
| | - Gerasimos Filippatos
- Department of Cardiology, National and Kapodistrian University of Athens Medical School; University Hospital "Attikon", Athens, Greece.,University of Cyprus, School of Medicine, Nicosia, Cyprus
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20
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Birket MJ, Raibaud S, Lettieri M, Adamson AD, Letang V, Cervello P, Redon N, Ret G, Viale S, Wang B, Biton B, Guillemot JC, Mikol V, Leonard JP, Hanley NA, Orsini C, Itier JM. A Human Stem Cell Model of Fabry Disease Implicates LIMP-2 Accumulation in Cardiomyocyte Pathology. Stem Cell Reports 2019; 13:380-393. [PMID: 31378672 PMCID: PMC6700557 DOI: 10.1016/j.stemcr.2019.07.004] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2018] [Revised: 07/04/2019] [Accepted: 07/05/2019] [Indexed: 01/19/2023] Open
Abstract
Here, we have used patient-derived induced pluripotent stem cell (iPSC) and gene-editing technology to study the cardiac-related molecular and functional consequences of mutations in GLA causing the lysosomal storage disorder Fabry disease (FD), for which heart dysfunction is a major cause of mortality. Our in vitro model recapitulated clinical data with FD cardiomyocytes accumulating GL-3 and displaying an increased excitability, with altered electrophysiology and calcium handling. Quantitative proteomics enabled the identification of >5,500 proteins in the cardiomyocyte proteome and secretome, and revealed accumulation of the lysosomal protein LIMP-2 and secretion of cathepsin F and HSPA2/HSP70-2 in FD. Genetic correction reversed these changes. Overexpression of LIMP-2 directly induced the secretion of cathepsin F and HSPA2/HSP70-2, implying causative relationship, and led to massive vacuole accumulation. In summary, our study has revealed potential new cardiac biomarkers for FD, and provides valuable mechanistic insight into the earliest pathological events in FD cardiomyocytes.
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Affiliation(s)
- Matthew J Birket
- Sanofi, Translational Sciences Unit, Sanofi, 13 quai Jules Guesdes, 94400 Vitry-sur-Seine, France; Faculty of Biology, Medicine and Health, Manchester Academic Health Sciences Centre, The University of Manchester, Oxford Road, Manchester M13 9PT, UK.
| | - Sophie Raibaud
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Miriam Lettieri
- Faculty of Biology, Medicine and Health, Manchester Academic Health Sciences Centre, The University of Manchester, Oxford Road, Manchester M13 9PT, UK
| | - Antony D Adamson
- Faculty of Biology, Medicine and Health, Manchester Academic Health Sciences Centre, The University of Manchester, Oxford Road, Manchester M13 9PT, UK
| | - Valerie Letang
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Pauline Cervello
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Nicolas Redon
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Gwenaelle Ret
- Sanofi, Translational Sciences Unit, Sanofi, 13 quai Jules Guesdes, 94400 Vitry-sur-Seine, France
| | - Sandra Viale
- Sanofi, Translational Sciences Unit, Sanofi, 13 quai Jules Guesdes, 94400 Vitry-sur-Seine, France
| | - Bing Wang
- Sanofi, GBD-Analytical R&D, 211 Second Avenue, Waltham, MA 02451, USA
| | - Bruno Biton
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Jean-Claude Guillemot
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - Vincent Mikol
- Sanofi, Translational Sciences Unit, Avenue Pierre Brossolette, 91380 Chilly-Mazarin, France
| | - John P Leonard
- Sanofi, Rare Disease Science Unit, 153 Second Avenue, Waltham, MA 02451, USA
| | - Neil A Hanley
- Faculty of Biology, Medicine and Health, Manchester Academic Health Sciences Centre, The University of Manchester, Oxford Road, Manchester M13 9PT, UK; Endocrinology Department, Manchester University NHS Foundation Trust, Grafton Street, Manchester M13 9WU, UK
| | - Cecile Orsini
- Sanofi, Translational Sciences Unit, Sanofi, 13 quai Jules Guesdes, 94400 Vitry-sur-Seine, France
| | - Jean-Michel Itier
- Sanofi, Translational Sciences Unit, Sanofi, 13 quai Jules Guesdes, 94400 Vitry-sur-Seine, France.
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21
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Harper AR, Parikh VN, Goldfeder RL, Caleshu C, Ashley EA. Delivering Clinical Grade Sequencing and Genetic Test Interpretation for Cardiovascular Medicine. ACTA ACUST UNITED AC 2019; 10:CIRCGENETICS.116.001221. [PMID: 28411191 DOI: 10.1161/circgenetics.116.001221] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Affiliation(s)
- Andrew R Harper
- From the Royal Brompton and Harefield NHS Foundation Trust, London (A.R.H.); Wellcome Trust Centre for Human Genetics, University of Oxford, United Kingdom (A.R.H.); Department of Genetics, Stanford University, Stanford, CA (E.A.A., R.L.G.); and Center for Inherited Cardiovascular Disease, Stanford University, Stanford, CA (V.N.P., R.L.G., C.C., E.A.A.)
| | - Victoria N Parikh
- From the Royal Brompton and Harefield NHS Foundation Trust, London (A.R.H.); Wellcome Trust Centre for Human Genetics, University of Oxford, United Kingdom (A.R.H.); Department of Genetics, Stanford University, Stanford, CA (E.A.A., R.L.G.); and Center for Inherited Cardiovascular Disease, Stanford University, Stanford, CA (V.N.P., R.L.G., C.C., E.A.A.)
| | - Rachel L Goldfeder
- From the Royal Brompton and Harefield NHS Foundation Trust, London (A.R.H.); Wellcome Trust Centre for Human Genetics, University of Oxford, United Kingdom (A.R.H.); Department of Genetics, Stanford University, Stanford, CA (E.A.A., R.L.G.); and Center for Inherited Cardiovascular Disease, Stanford University, Stanford, CA (V.N.P., R.L.G., C.C., E.A.A.)
| | - Colleen Caleshu
- From the Royal Brompton and Harefield NHS Foundation Trust, London (A.R.H.); Wellcome Trust Centre for Human Genetics, University of Oxford, United Kingdom (A.R.H.); Department of Genetics, Stanford University, Stanford, CA (E.A.A., R.L.G.); and Center for Inherited Cardiovascular Disease, Stanford University, Stanford, CA (V.N.P., R.L.G., C.C., E.A.A.)
| | - Euan A Ashley
- From the Royal Brompton and Harefield NHS Foundation Trust, London (A.R.H.); Wellcome Trust Centre for Human Genetics, University of Oxford, United Kingdom (A.R.H.); Department of Genetics, Stanford University, Stanford, CA (E.A.A., R.L.G.); and Center for Inherited Cardiovascular Disease, Stanford University, Stanford, CA (V.N.P., R.L.G., C.C., E.A.A.).
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Lipshultz SE, Law YM, Asante-Korang A, Austin ED, Dipchand AI, Everitt MD, Hsu DT, Lin KY, Price JF, Wilkinson JD, Colan SD. Cardiomyopathy in Children: Classification and Diagnosis: A Scientific Statement From the American Heart Association. Circulation 2019; 140:e9-e68. [PMID: 31132865 DOI: 10.1161/cir.0000000000000682] [Citation(s) in RCA: 165] [Impact Index Per Article: 33.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
In this scientific statement from the American Heart Association, experts in the field of cardiomyopathy (heart muscle disease) in children address 2 issues: the most current understanding of the causes of cardiomyopathy in children and the optimal approaches to diagnosis cardiomyopathy in children. Cardiomyopathies result in some of the worst pediatric cardiology outcomes; nearly 40% of children who present with symptomatic cardiomyopathy undergo a heart transplantation or die within the first 2 years after diagnosis. The percentage of children with cardiomyopathy who underwent a heart transplantation has not declined over the past 10 years, and cardiomyopathy remains the leading cause of transplantation for children >1 year of age. Studies from the National Heart, Lung, and Blood Institute-funded Pediatric Cardiomyopathy Registry have shown that causes are established in very few children with cardiomyopathy, yet genetic causes are likely to be present in most. The incidence of pediatric cardiomyopathy is ≈1 per 100 000 children. This is comparable to the incidence of such childhood cancers as lymphoma, Wilms tumor, and neuroblastoma. However, the published research and scientific conferences focused on pediatric cardiomyopathy are sparcer than for those cancers. The aim of the statement is to focus on the diagnosis and classification of cardiomyopathy. We anticipate that this report will help shape the future research priorities in this set of diseases to achieve earlier diagnosis, improved clinical outcomes, and better quality of life for these children and their families.
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Raj V, Pudhiavan A, Kothari R. Cardiac magnetic resonance imaging in infiltrative cardiomyopathy. JOURNAL OF THE INDIAN ACADEMY OF ECHOCARDIOGRAPHY & CARDIOVASCULAR IMAGING 2019. [DOI: 10.4103/jiae.jiae_2_19] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
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Progression of Left Ventricular Fibrosis in a Woman with Anderson-Fabry Disease: Longitudinal Observations Using Two-Dimensional Speckle-Tracking Echocardiography. ACTA ACUST UNITED AC 2018; 2:69-72. [PMID: 30062314 PMCID: PMC6058397 DOI: 10.1016/j.case.2017.10.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
CMR may identify AFD among cardiomyopathies that present as LVH. AFD is a progressive lysosomal storage disease that is treatable with ERT. Screening tools to detect early-stage AFD are crucial.
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25
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Habib G, Bucciarelli-Ducci C, Caforio ALP, Cardim N, Charron P, Cosyns B, Dehaene A, Derumeaux G, Donal E, Dweck MR, Edvardsen T, Erba PA, Ernande L, Gaemperli O, Galderisi M, Grapsa J, Jacquier A, Klingel K, Lancellotti P, Neglia D, Pepe A, Perrone-Filardi P, Petersen SE, Plein S, Popescu BA, Reant P, Sade LE, Salaun E, Slart RHJA, Tribouilloy C, Zamorano J. Multimodality Imaging in Restrictive Cardiomyopathies: An EACVI expert consensus document In collaboration with the "Working Group on myocardial and pericardial diseases" of the European Society of Cardiology Endorsed by The Indian Academy of Echocardiography. Eur Heart J Cardiovasc Imaging 2018; 18:1090-1121. [PMID: 28510718 DOI: 10.1093/ehjci/jex034] [Citation(s) in RCA: 73] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/09/2017] [Accepted: 02/14/2017] [Indexed: 12/11/2022] Open
Abstract
Restrictive cardiomyopathies (RCMs) are a diverse group of myocardial diseases with a wide range of aetiologies, including familial, genetic and acquired diseases and ranging from very rare to relatively frequent cardiac disorders. In all these diseases, imaging techniques play a central role. Advanced imaging techniques provide important novel data on the diagnostic and prognostic assessment of RCMs. This EACVI consensus document provides comprehensive information for the appropriateness of all non-invasive imaging techniques for the diagnosis, prognostic evaluation, and management of patients with RCM.
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Affiliation(s)
- Gilbert Habib
- Aix- Aix-Marseille Univ, URMITE, Aix Marseille Université-UM63, CNRS 7278, IRD 198, INSERM 1095.,Cardiology Department, APHM, La Timone Hospital, Boulevard Jean Moulin, 13005 Marseille, France
| | - Chiara Bucciarelli-Ducci
- Bristol Heart Institute, National Institute of Health Research (NIHR) Bristol Cardiovascular Biomedical Research Unit (BRU), University of Bristol, Bristol, UK
| | - Alida L P Caforio
- Cardiology, Department of Cardiological Thoracic and Vascular Sciences, University of Padova, Italy
| | - Nuno Cardim
- Multimodality Cardiac Imaging Department, Sports Cardiology and Cardiomyopathies Centre-Hospital da Luz; Lisbon, Portugal
| | - Philippe Charron
- Université Versailles Saint Quentin, INSERM U1018, Hôpital Ambroise Paré, Boulogne-Billancourt, France.,Centre de référence pour les maladies cardiaques héréditaires, APHP, ICAN, Hôpital de la Pitié Salpêtrière, Paris, France
| | | | - Aurélie Dehaene
- Department of Radiology and Cardiovascular Imaging, APHM, Hôpitaux de la Timone, Pôle d'imagerie Médicale, 13005 Marseille, France
| | - Genevieve Derumeaux
- Department of Physiology, INSERM U955, Université Paris-Est Creteil, Henri Mondor Hospital, DHU-ATVB, AP-HP, Créteil, France
| | - Erwan Donal
- Cardiologie-CHU Rennes & CIC-IT 1414 & LTSI INSERM 1099 - Université Rennes-1
| | - Marc R Dweck
- Centre for Cardiovascular Science, University of Edinburgh
| | - Thor Edvardsen
- Department of Cardiology, Center for Cardiological Innovation and Institute for Surgical Research, Oslo University Hospital, Oslo, Norway.,University of Oslo, Oslo, Norway
| | - Paola Anna Erba
- Regional Center of Nuclear Medicine, Department of Translational Research and New Technology in Medicine, University of Pisa, Pisa, Italy
| | - Laura Ernande
- Department of Physiology, INSERM U955, Université Paris-Est Creteil, Henri Mondor Hospital, DHU-ATVB, AP-HP, Créteil, France
| | - Oliver Gaemperli
- University Heart Center Zurich, Interventional Cardiology and Cardiac Imaging 19, Zurich
| | - Maurizio Galderisi
- Department of Advanced Biomedical Sciences, Federico II University, Naples, Italy
| | - Julia Grapsa
- Department of Cardiovascular Sciences, Imperial College of London, London, UK
| | - Alexis Jacquier
- Department of Radiology and Cardiovascular Imaging, APHM, Hôpitaux de la Timone, Pôle d'imagerie Médicale, Aix-Marseille Université, CNRS, CRMBM UMR 7339, 13385 Marseille, France
| | - Karin Klingel
- Department of Molecular Pathology, Institute for Pathology and Neuropathology, University Hospital Tuebingen, Tuebingen, Germany
| | - Patrizio Lancellotti
- Departments of Cardiology, Heart Valve Clinic, University of Liège Hospital, GIGA Cardiovascular Sciences, CHU Sart Tilman, Liège, Belgium.,Gruppo Villa Maria Care and Research, Anthea Hospital, Bari, Italy
| | - Danilo Neglia
- Cardiovascular Department, Fondazione Toscana G. Monasterio, CNR Institute of Clinical Physiology, Scuola Superiore Sant'Anna, Pisa, Italy
| | - Alessia Pepe
- Magnetic Resonance Imaging Unit, Fondazione G. Monasterio C.N.R.-Regione Toscana Pisa, Italy
| | | | - Steffen E Petersen
- Department of Advanced Cardiovascular Imaging, William Harvey Research Institute, National Institute for Health Research Cardiovascular Biomedical Research Unit at Barts, London, UK
| | - Sven Plein
- Division of Biomedical Imaging, Multidisciplinary Cardiovascular Research Centre, Leeds Institute of Cardiovascular and Metabolic Medicine LIGHT Laboratories, University of Leeds, UK
| | - Bogdan A Popescu
- University of Medicine and Pharmacy 'Carol Davila'-Euroecolab, Institute of Cardiovascular Diseases, Bucharest, Romania
| | | | | | - Erwan Salaun
- Cardiology Department, La Timone Hospital, Marseille France
| | - Riemer H J A Slart
- Department of Nuclear Medicine and Molecular Imaging, University of Groningen, University Medical Center Groningen, Hanzeplein 1, Groningen, The Netherlands.,Department of Biomedical Photonic Imaging, University of Twente, PO Box 217, 7500 AEEnschede, The Netherlands
| | - Christophe Tribouilloy
- Department of Cardiology, University Hospital Amiens, Amiens, France and INSERM U-1088, Jules Verne University of Picardie, Amiens, France
| | - Jose Zamorano
- University Hospital Ramon y Cajal Carretera de Colmenar Km 9,100, 28034 Madrid, Spain
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26
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Getting to the Heart of the Matter: Lysosomal Storage Diseases That Manifest a Cardiac Phenotype. CURRENT GENETIC MEDICINE REPORTS 2018. [DOI: 10.1007/s40142-018-0135-z] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
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27
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28
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Czepluch FS, Wollnik B, Hasenfuß G. Genetic determinants of heart failure: facts and numbers. ESC Heart Fail 2018; 5:211-217. [PMID: 29457878 PMCID: PMC5933969 DOI: 10.1002/ehf2.12267] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2017] [Accepted: 12/22/2017] [Indexed: 12/20/2022] Open
Abstract
The relevance of gene mutations leading to heart diseases and hence heart failure has become evident. The risk for and the course of heart failure depends on genomic variants and mutations underlying the so‐called genetic predisposition. Genetic contribution to heart failure is highly heterogenous and complex. For any patient with a likely inherited heart failure syndrome, genetic counselling is recommended and important. In the last few years, novel sequencing technologies (named next‐generation sequencing – NGS) have dramatically improved the availability of molecular testing, the efficiency of genetic analyses, and moreover reduced the cost for genetic testing. Due to this development, genetic testing has become increasingly accessible and NGS‐based sequencing is now applied in clinical routine diagnostics. One of the most common reasons of heart failure are cardiomyopathies such as the dilated or the hypertrophic cardiomyopathy. Nearly 100 disease‐associated genes have been identified for cardiomyopathies. The knowledge of a pathogenic mutation can be used for genetic counselling, risk and prognosis determination, therapy guidance and hence for a more effective treatment. Besides, family cascade screening for a known familial, pathogenic mutation can lead to an early diagnosis in affected individuals. At that timepoint, a preventative intervention could be used to avoid or delay disease onset or delay disease progression. Understanding the cellular basis of genetic heart failure syndromes in more detail may provide new insights into the molecular biology of physiological and impaired cardiac (cell) function. As our understanding of the molecular and genetic pathophysiology of heart failure will increase, this might help to identify novel therapeutic targets and may lead to the development of new and specific treatment options in patients with heart failure.
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Affiliation(s)
- Frauke S Czepluch
- Department of Cardiology and Pulmonary Medicine, University Medical Center Göttingen, Göttingen, Germany
| | - Bernd Wollnik
- Institute of Human Genetics, University Medical Center Göttingen, Göttingen, Germany
| | - Gerd Hasenfuß
- Department of Cardiology and Pulmonary Medicine, University Medical Center Göttingen, Göttingen, Germany
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Nelson BC, Hashem SI, Adler ED. Human-Induced Pluripotent Stem Cell-Based Modeling of Cardiac Storage Disorders. Curr Cardiol Rep 2017; 19:26. [PMID: 28251514 DOI: 10.1007/s11886-017-0829-y] [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] [Indexed: 01/08/2023]
Abstract
PURPOSE OF REVIEW The aim of this study is to review the published human-induced pluripotent stem cell-derived cardiomyocyte (hiPSC-CM) models of cardiac storage disorders and to evaluate the limitations and future applications of this technology. RECENT FINDINGS Several cardiac storage disorders (CSDs) have been modeled using patient-specific hiPSC-CMs, including Anderson-Fabry disease, Danon disease, and Pompe disease. These models have shown that patient-specific hiPSC-CMs faithfully recapitulate key phenotypic features of CSDs and respond predictably to pharmacologic manipulation. hiPSC-CMs generated from patients with CSDs are representative models of the patient disease state and can be used as an in vitro system for the study of human cardiomyocytes. While these models suffer from several limitations, they are likely to play an important role in future mechanistic studies of cardiac storage disorders and the development of targeted therapeutics for these diseases.
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Affiliation(s)
- Bradley C Nelson
- Department of Medicine, Division of Cardiology, University of California San Diego, 9500 Gilman Drive, Biomedical Research Facility, Room 1217 AA, La Jolla, CA, 92093, USA
| | - Sherin I Hashem
- Department of Medicine, Division of Cardiology, University of California San Diego, 9500 Gilman Drive, Biomedical Research Facility, Room 1217 AA, La Jolla, CA, 92093, USA
| | - Eric D Adler
- Department of Medicine, Division of Cardiology, University of California San Diego, 9500 Gilman Drive, Biomedical Research Facility, Room 1217 AA, La Jolla, CA, 92093, USA.
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30
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Rare Diseases: Drug Discovery and Informatics Resource. Interdiscip Sci 2017; 10:195-204. [PMID: 29094320 DOI: 10.1007/s12539-017-0270-3] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/15/2017] [Revised: 10/19/2017] [Accepted: 10/23/2017] [Indexed: 12/13/2022]
Abstract
A rare disease refers to any disease with very low prevalence individually. Although the impacted population is small for a single disease, more than 6000 rare diseases affect millions of people across the world. Due to the small market size, high cost and possibly low return on investment, only in recent years, the research and development of rare disease drugs have gradually risen globally, in several domains including gene therapy, enzyme replacement therapy, and drug repositioning. Due to the complex etiology and heterogeneous symptoms, there is a large gap between basic research and patient unmet needs for rare disease drug discovery. As computational biology increasingly arises researchers' awareness, the informatics database on rare disease have grown rapidly in the recent years, including drug targets, genetic variant and mutation, phenotype and ontology and patient registries. Along with the advances of informatics database and networks, new computational models will help accelerate the target identification and lead optimization process for rare disease pre-clinical drug development.
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31
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De Maria E, Aldrovandi A, Borghi A, Modonesi L, Cappelli S. Cardiac magnetic resonance imaging: Which information is useful for the arrhythmologist? World J Cardiol 2017; 9:773-786. [PMID: 29104737 PMCID: PMC5661133 DOI: 10.4330/wjc.v9.i10.773] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/15/2017] [Revised: 05/23/2017] [Accepted: 06/13/2017] [Indexed: 02/06/2023] Open
Abstract
Cardiac magnetic resonance (CMR) is a non-invasive, non-ionizing, diagnostic technique that uses magnetic fields, radio waves and field gradients to generate images with high spatial and temporal resolution. After administration of contrast media (e.g., gadolinium chelate), it is also possible to acquire late images, which make possible the identification and quantification of myocardial areas with scar/fibrosis (late gadolinium enhancement, LGE). CMR is currently a useful instrument in clinical cardiovascular practice for the assessment of several pathological conditions, including ischemic and non-ischemic cardiomyopathies and congenital heart disease. In recent years, its field of application has also extended to arrhythmology, both in diagnostic and prognostic evaluation of arrhythmic risk and in therapeutic decision-making. In this review, we discuss the possible useful applications of CMR for the arrhythmologist. It is possible to identify three main fields of application of CMR in this context: (1) arrhythmic and sudden cardiac death risk stratification in different heart diseases; (2) decision-making in cardiac resynchronization therapy device implantation, presence and extent of myocardial fibrosis for left ventricular lead placement and cardiac venous anatomy; and (3) substrate identification for guiding ablation of complex arrhythmias (atrial fibrillation and ventricular tachycardias).
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Affiliation(s)
- Elia De Maria
- Cardiology Unit, Ramazzini Hospital, 41012 Carpi (Modena), Italy
| | | | - Ambra Borghi
- Cardiology Unit, Ramazzini Hospital, 41012 Carpi (Modena), Italy
| | - Letizia Modonesi
- Cardiology Unit, Ramazzini Hospital, 41012 Carpi (Modena), Italy
| | - Stefano Cappelli
- Cardiology Unit, Ramazzini Hospital, 41012 Carpi (Modena), Italy
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32
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Konishi S, Kotera T, Koga M, Ueda M. Spontaneous hypertrophic cardiomyopathy in a cynomolgus macaque ( Macaca fascicularis). J Toxicol Pathol 2017; 31:49-54. [PMID: 29479140 PMCID: PMC5820103 DOI: 10.1293/tox.2017-0027] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2017] [Accepted: 09/17/2017] [Indexed: 11/19/2022] Open
Abstract
The term cardiomyopathy is used to describe heart disease resulting
from an abnormality in the myocardium. It is rare in cynomolgus macaques (Macaca
fascicularis). Here, we report a case of hypertrophic cardiomyopathy in an
11-year-old male cynomolgus macaque. Macroscopically, the interventricular septum (IVS)
and the left ventricular (LV) and right ventricular (RV) walls of the heart were
thickened. Histologically, cardiomyocytes showed hypertrophy and disarray with
interstitial fibrosis, and some myocytes showed karyomegaly and vacuoles. On the basis of
these morphological characteristics, the present case was diagnosed as hypertrophic
cardiomyopathy. Immunohistochemically, the cardiomyocytes in the affected regions were
positive for the autophagic markers LC3 and p62/SQSTM1 (p62). The accumulation of
autophagosomes in hypertrophied cardiomyocytes was demonstrated. The mechanism of
accumulation of autophagosomes seems to be a secondary effect due to stress. To our
knowledge, this is the first report of spontaneous hypertrophic cardiomyopathy in a
cynomolgus macaque.
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Affiliation(s)
- Shizuka Konishi
- Pharmacokinetics and Safety Assessment Department, Nippon Shinyaku Co., Ltd., 14 Nishinosho-monguchi-cho, Kisshoin, Minami-ku, Kyoto 601-8550, Japan
| | - Takashi Kotera
- Pharmacokinetics and Safety Assessment Department, Nippon Shinyaku Co., Ltd., 14 Nishinosho-monguchi-cho, Kisshoin, Minami-ku, Kyoto 601-8550, Japan
| | - Masaaki Koga
- Pharmacokinetics and Safety Assessment Department, Nippon Shinyaku Co., Ltd., 14 Nishinosho-monguchi-cho, Kisshoin, Minami-ku, Kyoto 601-8550, Japan
| | - Makoto Ueda
- Pharmacokinetics and Safety Assessment Department, Nippon Shinyaku Co., Ltd., 14 Nishinosho-monguchi-cho, Kisshoin, Minami-ku, Kyoto 601-8550, Japan
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Rigante D, Cipolla C, Basile U, Gulli F, Savastano MC. Overview of immune abnormalities in lysosomal storage disorders. Immunol Lett 2017; 188:79-85. [PMID: 28687233 DOI: 10.1016/j.imlet.2017.07.004] [Citation(s) in RCA: 58] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2017] [Revised: 06/28/2017] [Accepted: 07/03/2017] [Indexed: 01/01/2023]
Abstract
The critical relevance of the lysosomal compartment for normal cellular function can be proved by numbering the clinical phenotypes that arise in lysosomal storage disorders (LSDs), a group of around 70 different monogenic autosomal or X-linked syndromes, caused by specific lysosomal enzyme deficiencies: all LSDs are characterized by progressive accumulation of heterogeneous biologic materials in the lysosomes of various parts of the body such as viscera, skeleton, skin, heart, and central nervous system. At least a fraction of LSDs has been associated with mixed abnormalities involving the immune system, while some patients with LSDs may result more prone to autoimmune phenomena. A large production of proinflammatory cytokines has been observed in Gaucher and Fabry diseases, and wide different autoantibody production has been also reported in both. Many immune-mediated reactions are crucial to the pathogenesis of different inflammatory signs in mucopolysaccharidoses, and subverted heparan sulphate catabolism might dysregulate cellular homeostasis in the brain of these patients. Furthermore, an inappropriate activation of microglia is implicated in the neurodegenerative foci of Niemann-Pick disease, in which abnormal signalling pathways are activated by impaired sphingolipid metabolism. In addition, not the simple impaired catabolism of gangliosides per se, but also the production of anti-ganglioside autoantibodies contributes to the neurological disease of gangliosidoses. Even if the exact relationship between the modification of lysosomal activities and modulation of the immune system remains obscure, there is emerging evidence of different impaired immunity responses in a variety of LSDs: in this review we investigate and summarize the immune abnormalities and/or clinical data about immune system irregularities which have been described in a subset of LSDs.
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Affiliation(s)
- Donato Rigante
- Institute of Pediatrics, Fondazione Policlinico Universitario A. Gemelli, Università Cattolica Sacro Cuore, Rome, Italy.
| | - Clelia Cipolla
- Institute of Pediatrics, Fondazione Policlinico Universitario A. Gemelli, Università Cattolica Sacro Cuore, Rome, Italy
| | - Umberto Basile
- Department of Laboratory Medicine, Fondazione Policlinico Universitario A. Gemelli, Università Cattolica Sacro Cuore, Rome, Italy
| | - Francesca Gulli
- Laboratory of Clinical Pathology, Ospedale M.G. Vannini, Institute Figlie S. Camillo, Rome, Italy
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Yuasa T, Takenaka T, Higuchi K, Uchiyama N, Horizoe Y, Cyaen H, Mizukami N, Takasaki K, Kisanuki A, Miyata M, Ohishi M. Fabry disease. J Echocardiogr 2017; 15:151-157. [PMID: 28674962 DOI: 10.1007/s12574-017-0340-x] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/24/2016] [Revised: 05/13/2017] [Accepted: 06/09/2017] [Indexed: 02/02/2023]
Abstract
Fabry disease resulting from a deficiency of α-galactosidase A leads to the accumulation of globotriaosylceramide in various organs. Because the disease is an X-linked recessive disorder, males tend to develop more symptoms and more severe symptoms than females. There are also some variants of Fabry disease, and cardiac variant (cardiac Fabry disease) has the dysfunctions only in heart. Cardiac manifestations in Fabry disease are initially symmetrical and concentric left ventricular hypertrophy, and later progressive cardiac dysfunction with localized thinning of the basal posterior wall. In recent years, enzyme replacement therapy has been performed as a treatment for Fabry disease, and the initiation of this therapy is expected before the cardiac fibrosis develops. Therefore, early diagnosis of Fabry disease is essential, and echocardiography is an indispensable tool for clinical practice of this disease. Then, it is necessary to remember this disease as a differential diagnosis when encountering unexplained left ventricular hypertrophy.
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Affiliation(s)
- Toshinori Yuasa
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan.
| | - Toshihiro Takenaka
- Department of Internal Medicine, Tarumizu Chuo Hospital, Tarumizu, Japan
| | - Koji Higuchi
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Nami Uchiyama
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Yoshihisa Horizoe
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Hideto Cyaen
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Naoko Mizukami
- Clinical Laboratory, Kagosima University Hospital, Kagoshima, Japan
| | - Kunitsugu Takasaki
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Akira Kisanuki
- Department of Health Science, Kagoshima University Faculty of Medicine, Kagoshima, Japan
| | - Masaaki Miyata
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
| | - Mitsuru Ohishi
- Department of Cardiovascular Medicine and Hypertension, Graduate School of Medical and Dental Sciences, Kagoshima University, 8-35-1 Sakuragaoka, Kagoshima, Kagoshima, Japan
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35
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Tran JNSN, Ash KJ, Seshan SV, Kelly KM. Clinicopathological Features of Cardiac Glycolipid Storage Disease in an Adult Pug. J Comp Pathol 2016; 156:235-239. [PMID: 27974158 DOI: 10.1016/j.jcpa.2016.10.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/10/2016] [Revised: 10/06/2016] [Accepted: 10/29/2016] [Indexed: 11/30/2022]
Abstract
A 12-year-old neutered male pug suffered cardiac arrest and died under general anaesthesia during diagnostic imaging for evaluation of exercise intolerance and respiratory crisis. Histopathological evaluation revealed two types of storage material, glycolipid and lipopigment, having differential distributions in multiple organs. The heart was most strikingly affected and other less affected tissues included the liver, brain, kidneys and skin. Cardiomyocytes were swollen with extensive sarcoplasmic vacuolation together with coalescing areas of myocardial fibrosis. Transmission electron microscopy revealed irregular myelin-like structures and complex concentric lamellar bodies dominating the sarcoplasm and displacing myofibrils. These findings were consistent with a lysosomal storage disease (LSD) as the cause of cardiac disease and death. The unique clinical presentation, histomorphology and ultrastructural features of the material suggested a glycolipid storage disease most closely resembling Anderson-Fabry (Fabry) disease in man. Fabry disease is a LSD that can present in later life and is characterized by loss of α-galactosidase A function and, often, accumulation of glycosphingolipids in tissues including the heart, kidneys, vascular endothelium and smooth muscle.
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Affiliation(s)
- J N S N Tran
- Department of Biomedical Sciences, Cornell University College of Veterinary Medicine, 602 Tower Rd, Ithaca, NY, USA
| | - K J Ash
- Department of Clinical Sciences, Cornell University College of Veterinary Medicine, 602 Tower Rd, Ithaca, NY, USA
| | - S V Seshan
- Department of Pathology, Weill Cornell Medical Center, 525 East 68th Street, Starr 1006, New York, New York, USA
| | - K M Kelly
- Department of Biomedical Sciences, Cornell University College of Veterinary Medicine, 602 Tower Rd, Ithaca, NY, USA.
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Fabry disease: A fundamental genetic modifier of cardiac function. Curr Res Transl Med 2016; 65:10-14. [PMID: 28340691 DOI: 10.1016/j.retram.2016.09.001] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2016] [Revised: 09/02/2016] [Accepted: 09/02/2016] [Indexed: 02/05/2023]
Abstract
Fabry disease (FD) is an inherited X-linked metabolic storage disorder triggered by abnormalities in the GLA gene at Xq22, which leads to a deficiency in α-galactosidase A and massive accumulation of intralysosomal glycosphingolipids. Cardiac complications are very common in FD and are the main cause of late morbidity, as well as early mortality in both hemizygous men and heterozygous women. There is a need for a multidisciplinary approach to evaluation and management of FD patients as there is a wide range of presentation of FD, which varies with mutation and other organ involvement/dysfunction. An overview of common cardiac involvement and clinical characteristics in FD including: left ventricular hypertrophy (LVH), conduction abnormalities and arrhythmias, coronary artery disease and valvular infiltrative myopathy are provided in this review. Current therapeutic approaches such as enzyme replacement therapy as well as the emergence of novel therapeutic options such as gene therapy to optimize disease outcomes in FD patients will be highlighted in this paper.
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Peterzan MA, Rider OJ, Anderson LJ. The Role of Cardiovascular Magnetic Resonance Imaging in Heart Failure. Card Fail Rev 2016; 2:115-122. [PMID: 28785465 PMCID: PMC5490982 DOI: 10.15420/cfr.2016.2.2.115] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/19/2016] [Accepted: 06/24/2016] [Indexed: 01/03/2023] Open
Abstract
Cardiovascular imaging is key for the assessment of patients with heart failure. Today, cardiovascular magnetic resonance imaging plays an established role in the assessment of patients with suspected and confirmed heart failure syndromes, in particular identifying aetiology. Its role in informing prognosis and guiding decisions around therapy are evolving. Key strengths include its accuracy; reproducibility; unrestricted field of view; lack of radiation; multiple abilities to characterise myocardial tissue, thrombus and scar; as well as unparalleled assessment of left and right ventricular volumes. T2* has an established role in the assessment and follow-up of iron overload cardiomyopathy and a role for T1 in specific therapies for cardiac amyloid and Anderson-Fabry disease is emerging.
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Affiliation(s)
- Mark A Peterzan
- Cardiology Clinical Academic GroupSt George’s Hospital, London, UK
- University of Oxford Centre for Clinical Magnetic Resonance Research,John Radcliffe Hospital, Oxford, UK
| | - Oliver J Rider
- University of Oxford Centre for Clinical Magnetic Resonance Research,John Radcliffe Hospital, Oxford, UK
| | - Lisa J Anderson
- Cardiology Clinical Academic GroupSt George’s Hospital, London, UK
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Zhong XZ, Sun X, Cao Q, Dong G, Schiffmann R, Dong XP. BK channel agonist represents a potential therapeutic approach for lysosomal storage diseases. Sci Rep 2016; 6:33684. [PMID: 27670435 PMCID: PMC5037385 DOI: 10.1038/srep33684] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2016] [Accepted: 08/31/2016] [Indexed: 12/21/2022] Open
Abstract
Efficient lysosomal Ca2+ release plays an essential role in lysosomal trafficking. We have recently shown that lysosomal big conductance Ca2+-activated potassium (BK) channel forms a physical and functional coupling with the lysosomal Ca2+ release channel Transient Receptor Potential Mucolipin-1 (TRPML1). BK and TRPML1 forms a positive feedback loop to facilitate lysosomal Ca2+ release and subsequent lysosome membrane trafficking. However, it is unclear whether the positive feedback mechanism is common for other lysosomal storage diseases (LSDs) and whether BK channel agonists rescue abnormal lysosomal storage in LSDs. In this study, we assessed the effect of BK agonist, NS1619 and NS11021 in a number of LSDs including NPC1, mild cases of mucolipidosis type IV (ML4) (TRPML1-F408∆), Niemann-Pick type A (NPA) and Fabry disease. We found that TRPML1-mediated Ca2+ release was compromised in these LSDs. BK activation corrected the impaired Ca2+ release in these LSDs and successfully rescued the abnormal lysosomal storage of these diseases by promoting TRPML1-mediated lysosomal exocytosis. Our study suggests that BK channel activation stimulates the TRPML1-BK positive reinforcing loop to correct abnormal lysosomal storage in LSDs. Drugs targeting BK channel represent a potential therapeutic approach for LSDs.
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Affiliation(s)
- Xi Zoë Zhong
- Department of Physiology and Biophysics, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, B3H 4R2, Nova Scotia, Canada
| | - Xue Sun
- Department of Physiology and Biophysics, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, B3H 4R2, Nova Scotia, Canada
| | - Qi Cao
- Department of Physiology and Biophysics, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, B3H 4R2, Nova Scotia, Canada
| | - Gaofeng Dong
- Department of Physiology and Biophysics, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, B3H 4R2, Nova Scotia, Canada
| | - Raphael Schiffmann
- Institute of Metabolic Disease, Baylor Research Institute, 3812 Elm Street, Dallas, TX, 75226, USA
| | - Xian-Ping Dong
- Department of Physiology and Biophysics, Dalhousie University, Sir Charles Tupper Medical Building, 5850 College Street, Halifax, B3H 4R2, Nova Scotia, Canada
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Izgi C, Vassiliou V, Baksi AJ, Prasad SK. Differential diagnosis of left ventricular hypertrophy: usefulness of multimodality imaging and tissue characterization with cardiac magnetic resonance. Echocardiography 2016; 33:1765-1768. [DOI: 10.1111/echo.13367] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023] Open
Affiliation(s)
- Cemil Izgi
- Cardiovascular MR Unit; Royal Brompton Hospital; London United Kingdom
- NIHR Cardiovascular Biomedical Research Unit; Royal Brompton Hospital; London United Kingdom
| | - Vassilis Vassiliou
- Cardiovascular MR Unit; Royal Brompton Hospital; London United Kingdom
- NIHR Cardiovascular Biomedical Research Unit; Royal Brompton Hospital; London United Kingdom
| | - A. John Baksi
- Cardiovascular MR Unit; Royal Brompton Hospital; London United Kingdom
- NIHR Cardiovascular Biomedical Research Unit; Royal Brompton Hospital; London United Kingdom
| | - Sanjay K. Prasad
- Cardiovascular MR Unit; Royal Brompton Hospital; London United Kingdom
- NIHR Cardiovascular Biomedical Research Unit; Royal Brompton Hospital; London United Kingdom
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40
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Genetic Screening of Anderson-Fabry Disease in Probands Referred From Multispecialty Clinics. J Am Coll Cardiol 2016; 68:1037-50. [DOI: 10.1016/j.jacc.2016.05.090] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/18/2016] [Accepted: 05/19/2016] [Indexed: 01/25/2023]
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Oikawa M, Sakamoto N, Kobayashi A, Suzuki S, Yoshihisa A, Yamaki T, Nakazato K, Suzuki H, Saitoh SI, Kiko Y, Nakano H, Hayashi T, Kimura A, Takeishi Y. Familial hypertrophic obstructive cardiomyopathy with the GLA E66Q mutation and zebra body. BMC Cardiovasc Disord 2016; 16:83. [PMID: 27160240 PMCID: PMC4862085 DOI: 10.1186/s12872-016-0262-y] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/13/2015] [Accepted: 04/29/2016] [Indexed: 11/21/2022] Open
Abstract
Background Fabry disease is caused by mutations in the α-galactosidase A (GLA) gene, which is located in X-chromosome coding for the lysosomal enzyme of GLA. Among many gene mutations, E66Q mutation is under discussion for its pathogenicity because there is no clinical report showing pathological evidence of Fabry disease with E66Q mutation. Case presentation A 65-year-old Japanese female was referred to our hospital for chest discomfort on effort. Transthoracic echocardiography showed severe left ventricular (LV) hypertrophy with LV outflow obstruction. Maximum LV outflow pressure gradient was 87 mmHg, and Valsalva maneuver increased the pressure gradient up to 98 mmHg. According to medical interview, one of her younger sister and a nephew died suddenly at age 42 and 36, respectively. Another younger sister also presented LV hypertrophy with outflow obstruction. Maximum LV outflow pressure gradient was 100 mmHg, and the E66Q mutation was detected similar to the case. Endomyocardial biopsy specimens presented vacuolation of cardiomyocytes, in which zebra bodies were detected by electron microscopic examination. Although the enzymatic activity of GLA was within normal range, the c. 196G>C nucleotide change, which lead to the E66Q mutation of GLA gene, was detected. We initially diagnosed her as cardiac Fabry disease based on the findings of zebra body. However, immunostaining showed few deposition of globotriaosylceramide in left ventricular myocardium, and gene mutations in the disease genes for hypertrophic cardiomyopathy (HCM), MYBPC3 and MYH6, were detected. Although the pathogenicity of the E66Q mutation cannot be ruled out, hypertrophic obstructive cardiomyopathy (HOCM) was more reasonable to explain the pathophysiology in the case. Conclusions This is the confusable case of HOCM with Fabry disease with the GLA E66Q mutation. We have to take into consideration the possibility that some patients with the E66Q mutation may have similar histological findings of Fabry disease, and should be examed the possibility for harboring gene mutations associated with HCM.
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Affiliation(s)
- Masayoshi Oikawa
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan.
| | - Nobuo Sakamoto
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Atsushi Kobayashi
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Satoshi Suzuki
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Akiomi Yoshihisa
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Takayoshi Yamaki
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Kazuhiko Nakazato
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Hitoshi Suzuki
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Shu-Ichi Saitoh
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Yuichirou Kiko
- Department of Diagnostic Pathology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
| | - Hajime Nakano
- Department of Dermatology, Hirosaki University Graduate School of Medicine, 5 Zaifu-cho, Hirosaki, 036-8562, Japan
| | - Takeharu Hayashi
- Department of Molecular Pathogenesis, Medical Research Institute, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan
| | - Akinori Kimura
- Department of Molecular Pathogenesis, Medical Research Institute, Tokyo Medical and Dental University, 1-5-45 Yushima, Bunkyo-ku, Tokyo, 113-8510, Japan
| | - Yasuchika Takeishi
- Department of Cardiology and Hematology, Fukushima Medical University, 1 Hikarigaoka, Fukushima, 960-1295, Japan
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Zimmermann FM, Dekker LR. A stumbling block or a stepping stone? Neth Heart J 2016; 24:300. [PMID: 26879945 PMCID: PMC4796053 DOI: 10.1007/s12471-016-0818-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022] Open
Affiliation(s)
- F M Zimmermann
- Department of Cardiology, Catharina Hospital Eindhoven, Eindhoven, The Netherlands.
| | - L R Dekker
- Department of Cardiology, Catharina Hospital Eindhoven, Eindhoven, The Netherlands
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Nagueh SF, Zoghbi WA. Role of Imaging in the Evaluation of Patients at Risk for Sudden Cardiac Death. JACC Cardiovasc Imaging 2015; 8:828-45. [DOI: 10.1016/j.jcmg.2015.04.006] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/26/2014] [Revised: 04/08/2015] [Accepted: 04/23/2015] [Indexed: 11/24/2022]
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