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Echocardiographic features of combined hypertrophic and membranous subvalvular aortic stenosis: a case report
Journal of Clinical Ultrasound : JCU
|February 1, 1976
Insights
This study identified combined hypertrophic and membranous subvalvular aortic stenosis using echocardiography. Key findings included asymmetric septal hypertrophy and a membrane causing left ventricular outflow tract obstruction.
Area of Science:
- Cardiology
- Medical Imaging
Background:
- Subvalvular aortic stenosis (SAS) is a congenital heart defect.
- It can present in various forms, including hypertrophic and membranous types.
- Combined forms can lead to complex left ventricular outflow tract obstruction.
Abstract:
Combined hypertrophic and membranous subvalvular aortic stenosis was detected by echocardiography. The diagnosis was established by the discovery of severe asymmetric septal hypertrophy, a membrane in the left ventricular outflow tract, narrowing of the left ventricular outflow tract, as well as high frequency fluttering and premature systolic closure of the aortic valve leaflets.