The genetic etiologies of cardiomyopathies and arrhythmias have not been fully elucidated. Research findings from genome analyses in a cardiomyopathy and arrhythmia cohort were gathered. Gene-disease relationships from two databases were compared with patient phenotypes. A literature review was conducted for genes with limited evidence. Of 43 genes with candidate findings from 18 cases, 23.3% of genes had never been curated, 15.0% were curated for cardiomyopathies, 16.7% for arrhythmias and 31.3% for other conditions. 25.5% of candidate findings were curated for the patient's specific phenotype with 11.8% having definitive evidence. and were flagged for recuration. Findings from genome sequencing in disease cohorts may be useful to guide gene-curation efforts.
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http://dx.doi.org/10.2217/fca-2023-0082 | DOI Listing |
Eur Heart J Case Rep
January 2025
Xijing Hypertrophic Cardiomyopathy Center, Department of Ultrasound, Xijing Hospital, Airforce Military Medical University, Xi'an, Shaanxi 710032, China.
Background: This is a case report of a patient with Fabry disease (FD). We successfully treated a patient with ventricular septal hypertrophy and left ventricular outflow tract (LVOT) obstruction caused by FD. We report our exclusive new surgery for patients with LVOT obstruction, percutaneous intramyocardial septal radiofrequency ablation (PIMSRA) procedure™ (percutaneous intramyocardial septal radiofrequency ablation).
View Article and Find Full Text PDFMethodist Debakey Cardiovasc J
December 2024
University of Florida College of Medicine, Jacksonville, Florida, US.
This 62-minute webcast features a conversation about "Women and the Heart: Gender-Related Differences in Cardiovascular Care"-the focus of Issue 20.2. Led by the issue's editor, the discussion engages the authors on emerging themes and lessons learned while researching and writing the articles.
View Article and Find Full Text PDFCureus
November 2024
Department of Medical Genetics, Institute of Science Tokyo, Tokyo, JPN.
Filamin C (FLNC), recently identified as a causative gene of cardiomyopathy, is widely expressed in cardiomyocytes and is involved in signal transduction between the sarcomere and the plasma membrane. In general, the FLNC truncating variant causes severe dilated cardiomyopathy. A 70-year-old female was referred to our hospital with advanced conduction defects and underwent pacemaker implantation.
View Article and Find Full Text PDFWorld J Cardiol
December 2024
Clinical College of Chinese Medicine, Gansu University of Chinese Medicine, Lanzhou 730000, Gansu Province, China.
The maintenance of intracellular and extracellular adenosine triphosphate (ATP) levels plays a pivotal role in cardiac function. In recent years, burgeoning attention has been directed towards ATP-induced cell death (AICD), revealing it as a distinct cellular demise pathway triggered by heightened extracellular ATP concentrations, distinguishing it from other forms of cell death such as apoptosis and necrosis. AICD is increasingly acknowledged as a critical mechanism mediating the pathogenesis and progression of various cardiovascular maladies, encompassing myocardial ischemia-reperfusion injury, sepsis-induced cardiomyopathy, hypertrophic cardiomyopathy, arrhythmia, and diabetic cardiomyopathy.
View Article and Find Full Text PDFInt J Cardiol
December 2024
Department of Cardiology, the First Affiliated Hospital of Nanjing Medical University, Nanjing Medical University, Nanjing 210029, China. Electronic address:
Background: Previous studies report that Hashimoto's thyroiditis (HT) may be associated with non-ischemic cardiomyopathy (NICM); However, the causal relationship remains to be elucidated. Here, we aimed to investigate the causal relationship between HT and NICM through Mendelian randomization (MR) and explore the potential mediating role of inflammatory cytokines within this association.
Methods: The bidirectional two-sample MR, multivariable MR and mediation MR analyses were conducted based on genome-wide association study summary datasets, and MR results were further supported by multiple sensitivity analysis methods.
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