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Brugada syndrome: a fatal disease with complex genetic etiologies - still a long way to go
Journal article   Open access   Peer reviewed

Brugada syndrome: a fatal disease with complex genetic etiologies - still a long way to go

Yeda Wu, Mei Ai, Adham Sameer A Bardeesi, Lunwu Xu, Jingjing Zheng, Da Zheng, Kun Yin, Qiuping Wu, Liyong Zhang, Lei Huang, …
Forensic sciences research, Vol.2(3), pp.115-125
01/01/2017
DOI: 10.1080/20961790.2017.1333203
PMID: 30483629
url
https://doi.org/10.1080/20961790.2017.1333203View
Published (Version of record) Open Access

Abstract

Brugada syndrome (BrS) is an arrhythmogenic disorder which was first described in 1992. This disease is a channelopathy characterized by ST-segment elevations in the right precordial leads and is susceptible to sudden death. BrS is a fatal disease with gender and age preferences. It occurs mainly in young male subjects with a structurally normal heart and silently progresses to sudden death with no significant symptoms. The prevalence of BrS has been reported in the ranges of 5-20 per 10 000 people. The disease is more prevalent in Asia. Nowadays, numerous variations in 23 genes have been linked to BrS since the first gene has been associated with BrS in 1998. Not only can clinical specialists apply these discoveries in risk assessment, diagnosis and personal medicine, but also forensic pathologists can make full use of these variations to conduct death cause identification. However, despite the progress in genetics, these associated genes can only account for approximately 35% of the BrS cases while the etiology of the remaining BrS cases is still unexplained. In this review, we discussed the prevalence, the genes associated with BrS and the application of molecular autopsy in forensic pathology. We also summarized the present obstacles, and provided a new insight into the genetic basis of BrS.
prevalence sudden death genetics Brugada syndrome gene variants

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