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Investigating the Pathogenesis of MYH7 Mutation Gly823Glu in Familial Hypertrophic Cardiomyopathy using a Mouse Model
Published on: August 8, 2022
Hypertrophic cardiomyopathy
1Department of Cardiology, Epworth Hospital, Richmond, Vic., Australia. emmai@epworth.org.au
Insights
Hypertrophic cardiomyopathy, a genetic heart disease, involves thickened ventricular walls. This review covers its diagnosis, symptoms, histology, and management strategies for various patient groups.
Area of Science:
- Cardiology
- Genetics
- Pathology
Background:
- Hypertrophic cardiomyopathy (HCM) is the most common inherited cardiac disease.
- It is characterized by disproportionate thickening of the ventricular wall.
- HCM affects approximately 1 in 500 individuals.
Purpose of the Study:
- To provide a comprehensive review of hypertrophic cardiomyopathy.
- To discuss diagnostic methods, clinical presentation, and histological findings.
- To outline current management and treatment recommendations.
Main Methods:
- Review of existing literature and clinical guidelines.
- Discussion of diagnostic modalities, including transthoracic echocardiography.
- Analysis of histological features and clinical manifestations.
Main Results:
- HCM diagnosis relies on clinical evaluation and imaging.
- Histological signs are crucial for confirmation, especially postmortem or during myectomy.
- Management strategies vary based on patient subgroups and symptom severity.
Conclusions:
- Early diagnosis and risk stratification are essential for managing HCM.
- Adherence to ACC/ESC guidelines is recommended for screening relatives.
- Personalized management plans improve outcomes for patients with hypertrophic cardiomyopathy.
Abstract:
Hypertrophic cardiomyopathy is a primary disorder of the myocardium characterised by disproportionate hypertrophy of the ventricular wall. It is the most common genetic cardiac disease with an incidence of 1 in 500 and it is diagnosed most commonly using transthoracic echocardiography. This review article discusses: the diagnosis of hypertrophic cardiomyopathy; the differential diagnoses; the characteristic histological signs found at postmortem and/or myectomy and the clinical symptoms and signs. Current recommendations for myectomy of first degree relatives, based on the ACC/ESC guidelines, are discussed as well as general management and then specific management for various subgroups and symptomatic patients.
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