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Updated: Jul 22, 2025

Echocardiographic Approaches and Protocols for Comprehensive Phenotypic Characterization of Valvular Heart Disease in Mice
Published on: February 14, 2017
The mitral valve in hypertrophic cardiomyopathy
James Malcolmson1,2,3, Alex Shipolini2,3,4, Saidi Mohiddin1,2,3
1Department of Cardiac Imaging.
Mitral valve abnormalities are key in hypertrophic cardiomyopathy (HCM). Understanding these issues with imaging guides treatment, which may involve surgery or newer techniques, to improve patient outcomes.
Area of Science:
- Cardiology
- Cardiac Surgery
- Cardiovascular Imaging
Background:
- Hypertrophic cardiomyopathy (HCM) is characterized by increased left ventricular wall thickness.
- Mitral valve and apparatus abnormalities are frequently observed in HCM patients.
- These abnormalities significantly impact disease presentation and management strategies.
Approach:
- This review synthesizes current knowledge on mitral valve abnormalities in HCM.
- It explores their clinical significance, mechanisms, and therapeutic implications.
- Multimodality imaging plays a crucial role in diagnosis and characterization.
Key Points:
- Mitral valve dysfunction in HCM can arise from various structural and functional changes.
- Alcohol septal ablation is less suitable if mitral valve issues dominate left ventricular outflow tract obstruction.
- Surgical strategies range from septal myectomy to combined procedures with mitral apparatus modification.
Conclusions:
- Mitral valve abnormalities are integral to the pathophysiology of HCM.
- Accurate identification and characterization via multimodality imaging are essential before intervention.
- Emerging surgical and transcatheter techniques offer expanded therapeutic options.
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