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Twin Phenomena of Hypertrophic Cardiomyopathy: A Reported Case Series
Jiang-Ting Zeng1, Ying-Ai Zhang2, Tian-Yi Ma1
1Department of Cardiology, Haikou Affiliated Hospital of Central South University Xiangya School of Medicine, Hainan, China.
Insights
Hypertrophic cardiomyopathy (HCM) in twins offers insights into genetic and environmental factors influencing this heart condition. Studying identical twins helps understand disease variability and improve personalized treatments for hypertrophic cardiomyopathy.
Area of Science:
- Cardiovascular Genetics
- Epigenetics
- Human Genetics
Background:
- Hypertrophic cardiomyopathy (HCM) is a common genetic cardiovascular disease.
- HCM involves asymmetric thickening of the left ventricular wall.
- Genetic predisposition is frequent in affected families.
Purpose of the Study:
- To review and analyze global clinical studies on twin cases of HCM.
- To explore the genetic and epigenetic factors contributing to HCM.
- To highlight the role of genetic screening in HCM diagnosis and management.
Main Methods:
- Systematic review of global clinical studies focusing on HCM twin cases.
- Analysis of genetic foundations and epigenetic influences on HCM.
- Examination of phenotypic heterogeneity in genetically identical individuals.
Main Results:
- Twin studies reveal complex genetic and environmental interactions in HCM.
- Phenotypic variability exists even in genetically identical HCM cases.
- Genetic screening is vital for early and differential diagnosis of HCM.
Conclusions:
- Twin data enhances understanding of HCM's intricate genetic architecture.
- Insights from HCM twins can lead to personalized management strategies.
- Further research on twin phenomena in HCM is warranted for improved patient outcomes.
Abstract:
Hypertrophic cardiomyopathy (HCM) is a prevalent genetic cardiovascular disease characterized by asymmetric thickening of the left ventricular wall, frequently occurring in families predisposed genetically. While HCM in twins is rare, it presents a unique opportunity to explore the disease's genetic and epigenetic underpinnings due to the phenotypic heterogeneity observed even among genetically identical individuals. This review collates and analyzes global clinical studies that focus on the twin phenomena in HCM. It explores the genetic foundations of HCM, examines the influence of environmental and epigenetic factors on disease expression, and emphasizes the crucial role of genetic screening in the early and differential diagnosis of HCM. By focusing on twin cases in HCM, this review aims to enhance our understanding of HCM's complex genetic background, which could lead to more personalized approaches in the management and treatment of this condition, thus drawing significant interest from researchers and clinicians alike.
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