Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China

BackgroundArrhythmogenic cardiomyopathy/dysplasia (ACM) is an inheritable heart disease closely related to gene variations induced heart fibrofatty replacement, which increases the risk of arrhythmia events and even sudden cardiac death. In this study, we reported a 10-year-old patient with a novel...

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Main Authors: Kun Li, Yifei Wang, Jing Yang, Fang Liu, Fulan Liu, Ping Zhang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-11-01
Series:Frontiers in Cardiovascular Medicine
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcvm.2023.1258807/full
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author Kun Li
Yifei Wang
Jing Yang
Fang Liu
Fulan Liu
Ping Zhang
author_facet Kun Li
Yifei Wang
Jing Yang
Fang Liu
Fulan Liu
Ping Zhang
author_sort Kun Li
collection DOAJ
description BackgroundArrhythmogenic cardiomyopathy/dysplasia (ACM) is an inheritable heart disease closely related to gene variations induced heart fibrofatty replacement, which increases the risk of arrhythmia events and even sudden cardiac death. In this study, we reported a 10-year-old patient with a novel mutation diagnosed with ACM.Case presentationWe present the case of a 10-year-old patient admitted with recurrent palpitation, whose electrocardiogram suggested the existence of right ventricle origin premature ventricular contractions and ε wave. Furthermore, echocardiography showed an enlarged right ventricle corrected to a body surface area of 29.57 mm/m2. The diagnosis of ACM was clear. Further gene sequencing revealed a novel heterozygous missense mutation of CDH2 (cadherin-2) c.547C > G (p. P183A) that potentially increases ACM risk by affecting adherens junctions of the intercalated discs.ConclusionsThis is the first case of CDH2 mutation (c.547C > G, p. P183A) related ACM in the Chinese population. Compared to previously reported mutations inducing ACM by affecting desmosome function, the newly reported CDH2 variation revealed a novel potential mechanism that induces ACM by disturbing cell-cell adhesion.
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spelling doaj.art-e1e75a106473474e877ad7e85914c8b22023-11-23T15:14:44ZengFrontiers Media S.A.Frontiers in Cardiovascular Medicine2297-055X2023-11-011010.3389/fcvm.2023.12588071258807Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in ChinaKun LiYifei WangJing YangFang LiuFulan LiuPing ZhangBackgroundArrhythmogenic cardiomyopathy/dysplasia (ACM) is an inheritable heart disease closely related to gene variations induced heart fibrofatty replacement, which increases the risk of arrhythmia events and even sudden cardiac death. In this study, we reported a 10-year-old patient with a novel mutation diagnosed with ACM.Case presentationWe present the case of a 10-year-old patient admitted with recurrent palpitation, whose electrocardiogram suggested the existence of right ventricle origin premature ventricular contractions and ε wave. Furthermore, echocardiography showed an enlarged right ventricle corrected to a body surface area of 29.57 mm/m2. The diagnosis of ACM was clear. Further gene sequencing revealed a novel heterozygous missense mutation of CDH2 (cadherin-2) c.547C > G (p. P183A) that potentially increases ACM risk by affecting adherens junctions of the intercalated discs.ConclusionsThis is the first case of CDH2 mutation (c.547C > G, p. P183A) related ACM in the Chinese population. Compared to previously reported mutations inducing ACM by affecting desmosome function, the newly reported CDH2 variation revealed a novel potential mechanism that induces ACM by disturbing cell-cell adhesion.https://www.frontiersin.org/articles/10.3389/fcvm.2023.1258807/fullACMCDH2cadherin-2mutationadolescence
spellingShingle Kun Li
Yifei Wang
Jing Yang
Fang Liu
Fulan Liu
Ping Zhang
Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
Frontiers in Cardiovascular Medicine
ACM
CDH2
cadherin-2
mutation
adolescence
title Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
title_full Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
title_fullStr Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
title_full_unstemmed Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
title_short Case Report: Identification of novel CDH2 mutation (p. P183A het)-induced arrhythmogenic cardiomyopathy in China
title_sort case report identification of novel cdh2 mutation p p183a het induced arrhythmogenic cardiomyopathy in china
topic ACM
CDH2
cadherin-2
mutation
adolescence
url https://www.frontiersin.org/articles/10.3389/fcvm.2023.1258807/full
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