Familial Dilated Cardiomyopathy
Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic vari...
Ausführliche Beschreibung
Autor*in: |
Peters, Stacey [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
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2020transfer abstract |
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Umfang: |
9 |
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Übergeordnetes Werk: |
Enthalten in: Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape - Eggertsen, L. ELSEVIER, 2017, Amsterdam [u.a.] |
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Übergeordnetes Werk: |
volume:29 ; year:2020 ; number:4 ; pages:566-574 ; extent:9 |
Links: |
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DOI / URN: |
10.1016/j.hlc.2019.11.018 |
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Katalog-ID: |
ELV049675567 |
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520 | |a Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. | ||
520 | |a Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. | ||
650 | 7 | |a Genetics |2 Elsevier | |
650 | 7 | |a Familial dilated cardiomyopathy |2 Elsevier | |
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700 | 1 | |a Hershberger, Ray E. |4 oth | |
700 | 1 | |a Fatkin, Diane |4 oth | |
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10.1016/j.hlc.2019.11.018 doi /cbs_pica/cbs_olc/import_discovery/elsevier/einzuspielen/GBV00000000000941.pica (DE-627)ELV049675567 (ELSEVIER)S1443-9506(19)31546-X DE-627 ger DE-627 rakwb eng 550 VZ 38.48 bkl 38.90 bkl 42.94 bkl Peters, Stacey verfasserin aut Familial Dilated Cardiomyopathy 2020transfer abstract 9 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Genetics Elsevier Familial dilated cardiomyopathy Elsevier Johnson, Renee oth Birch, Samuel oth Zentner, Dominica oth Hershberger, Ray E. oth Fatkin, Diane oth Enthalten in Elsevier Eggertsen, L. ELSEVIER Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape 2017 Amsterdam [u.a.] (DE-627)ELV000398209 volume:29 year:2020 number:4 pages:566-574 extent:9 https://doi.org/10.1016/j.hlc.2019.11.018 Volltext GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OPC-GGO 38.48 Marine Geologie VZ 38.90 Ozeanologie Ozeanographie VZ 42.94 Meeresbiologie VZ AR 29 2020 4 566-574 9 |
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10.1016/j.hlc.2019.11.018 doi /cbs_pica/cbs_olc/import_discovery/elsevier/einzuspielen/GBV00000000000941.pica (DE-627)ELV049675567 (ELSEVIER)S1443-9506(19)31546-X DE-627 ger DE-627 rakwb eng 550 VZ 38.48 bkl 38.90 bkl 42.94 bkl Peters, Stacey verfasserin aut Familial Dilated Cardiomyopathy 2020transfer abstract 9 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Genetics Elsevier Familial dilated cardiomyopathy Elsevier Johnson, Renee oth Birch, Samuel oth Zentner, Dominica oth Hershberger, Ray E. oth Fatkin, Diane oth Enthalten in Elsevier Eggertsen, L. ELSEVIER Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape 2017 Amsterdam [u.a.] (DE-627)ELV000398209 volume:29 year:2020 number:4 pages:566-574 extent:9 https://doi.org/10.1016/j.hlc.2019.11.018 Volltext GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OPC-GGO 38.48 Marine Geologie VZ 38.90 Ozeanologie Ozeanographie VZ 42.94 Meeresbiologie VZ AR 29 2020 4 566-574 9 |
allfields_unstemmed |
10.1016/j.hlc.2019.11.018 doi /cbs_pica/cbs_olc/import_discovery/elsevier/einzuspielen/GBV00000000000941.pica (DE-627)ELV049675567 (ELSEVIER)S1443-9506(19)31546-X DE-627 ger DE-627 rakwb eng 550 VZ 38.48 bkl 38.90 bkl 42.94 bkl Peters, Stacey verfasserin aut Familial Dilated Cardiomyopathy 2020transfer abstract 9 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Genetics Elsevier Familial dilated cardiomyopathy Elsevier Johnson, Renee oth Birch, Samuel oth Zentner, Dominica oth Hershberger, Ray E. oth Fatkin, Diane oth Enthalten in Elsevier Eggertsen, L. ELSEVIER Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape 2017 Amsterdam [u.a.] (DE-627)ELV000398209 volume:29 year:2020 number:4 pages:566-574 extent:9 https://doi.org/10.1016/j.hlc.2019.11.018 Volltext GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OPC-GGO 38.48 Marine Geologie VZ 38.90 Ozeanologie Ozeanographie VZ 42.94 Meeresbiologie VZ AR 29 2020 4 566-574 9 |
allfieldsGer |
10.1016/j.hlc.2019.11.018 doi /cbs_pica/cbs_olc/import_discovery/elsevier/einzuspielen/GBV00000000000941.pica (DE-627)ELV049675567 (ELSEVIER)S1443-9506(19)31546-X DE-627 ger DE-627 rakwb eng 550 VZ 38.48 bkl 38.90 bkl 42.94 bkl Peters, Stacey verfasserin aut Familial Dilated Cardiomyopathy 2020transfer abstract 9 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Genetics Elsevier Familial dilated cardiomyopathy Elsevier Johnson, Renee oth Birch, Samuel oth Zentner, Dominica oth Hershberger, Ray E. oth Fatkin, Diane oth Enthalten in Elsevier Eggertsen, L. ELSEVIER Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape 2017 Amsterdam [u.a.] (DE-627)ELV000398209 volume:29 year:2020 number:4 pages:566-574 extent:9 https://doi.org/10.1016/j.hlc.2019.11.018 Volltext GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OPC-GGO 38.48 Marine Geologie VZ 38.90 Ozeanologie Ozeanographie VZ 42.94 Meeresbiologie VZ AR 29 2020 4 566-574 9 |
allfieldsSound |
10.1016/j.hlc.2019.11.018 doi /cbs_pica/cbs_olc/import_discovery/elsevier/einzuspielen/GBV00000000000941.pica (DE-627)ELV049675567 (ELSEVIER)S1443-9506(19)31546-X DE-627 ger DE-627 rakwb eng 550 VZ 38.48 bkl 38.90 bkl 42.94 bkl Peters, Stacey verfasserin aut Familial Dilated Cardiomyopathy 2020transfer abstract 9 nicht spezifiziert zzz rdacontent nicht spezifiziert z rdamedia nicht spezifiziert zu rdacarrier Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. Genetics Elsevier Familial dilated cardiomyopathy Elsevier Johnson, Renee oth Birch, Samuel oth Zentner, Dominica oth Hershberger, Ray E. oth Fatkin, Diane oth Enthalten in Elsevier Eggertsen, L. ELSEVIER Seaweed beds support more juvenile reef fish than seagrass beds in a south-western Atlantic tropical seascape 2017 Amsterdam [u.a.] (DE-627)ELV000398209 volume:29 year:2020 number:4 pages:566-574 extent:9 https://doi.org/10.1016/j.hlc.2019.11.018 Volltext GBV_USEFLAG_U GBV_ELV SYSFLAG_U SSG-OPC-GGO 38.48 Marine Geologie VZ 38.90 Ozeanologie Ozeanographie VZ 42.94 Meeresbiologie VZ AR 29 2020 4 566-574 9 |
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Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. |
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Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. |
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Advances in human genome sequencing have re-invigorated genetics studies of dilated cardiomyopathy (DCM), facilitating genetic testing and clinical applications. With a range of genetic testing options now available, new challenges arise for data interpretation and identifying single pathogenic variants from the many thousands of rare variants present in every individual. There is accumulating evidence that genetic factors have an important role in the pathogenesis of DCM. However, although more than 100 genes have been implicated to date, the sensitivity of genetic testing, even in familial disease, is only ∼25–40%. As more patients are genotyped, nuanced information about disease phenotypes is emerging including variability in age of onset and penetrance of DCM, as well as additional cardiac and extra-cardiac features. Genotype-phenotype correlations have also identified a subset of genes that can be highly arrhythmogenic or show frequent progression to heart failure. Recognition of variants in these genes is important as this may impact on the timing of implantable cardioverter-defibrillators or heart transplantation. Finding a causative variant in a patient with DCM allows predictive testing of family members and provides an opportunity for preventative intervention. Diagnostic imaging modalities such as speckle-tracking echocardiography and cardiac magnetic resonance imaging are increasingly being used to detect and monitor pre-clinical ventricular dysfunction in asymptomatic variant carriers. Although there are several examples of successful genotype-based therapy, optimal strategies for implementation of precision medicine in familial DCM remain to be determined. Identification of modifiable co-morbidities and lifestyle factors that exacerbate or protect against DCM development in genetically-predisposed individuals remains a key component of family management. |
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