The subaortic tendon as a mimic of hypertrophic cardiomyopathy

<p>Abstract</p> <p>Originally described by Brock and Teare, today hypertrophic cardiomyopathy is clinically defined as left (or right) ventricular hypertrophy without a known cardiac or systemic cause, such as systemic hypertension, Fabry's disease or aortic stenosis.</p>...

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Main Author: Ker James
Format: Article
Language:English
Published: BMC 2009-07-01
Series:Cardiovascular Ultrasound
Online Access:http://www.cardiovascularultrasound.com/content/7/1/31
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author Ker James
author_facet Ker James
author_sort Ker James
collection DOAJ
description <p>Abstract</p> <p>Originally described by Brock and Teare, today hypertrophic cardiomyopathy is clinically defined as left (or right) ventricular hypertrophy without a known cardiac or systemic cause, such as systemic hypertension, Fabry's disease or aortic stenosis.</p> <p>Also appreciated today is the enormous genotypic and phenotypic heterogeneity of this disease with more than 300 mutations over more than 24 genes, encoding various sarcomeric, mitochondrial and calcium-handling proteins, all as genetic causes for hypertrophic cardiomyopathy.</p> <p>Phenotypically, the disease can vary from negligible to extreme hypertrophy, affecting either the left and/or right ventricle in an apical, midventricular or subaortic location.</p> <p>Left ventricular false tendons are thin, fibrous or fibromuscular structures that traverse the left ventricular cavity. Recently, a case report was presented where it was shown that such a false tendon, originating from a subaortic location, was responsible for striking ST-segment elevation on the surface electrocardiogram.</p> <p>In this case report, a case is presented where such a subaortic tendon led to the classic echocardiographic appearance of hypertrophic cardiomyopathy, thus in the assessment of hypertrophic cardiomyopathy, this entity needs to be excluded in order to prevent a false positive diagnosis of hypertrophic cardiomyopathy.</p>
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spelling doaj.art-45e66e3d050c4f3ba4b2e72a41abd90f2022-12-22T01:42:38ZengBMCCardiovascular Ultrasound1476-71202009-07-01713110.1186/1476-7120-7-31The subaortic tendon as a mimic of hypertrophic cardiomyopathyKer James<p>Abstract</p> <p>Originally described by Brock and Teare, today hypertrophic cardiomyopathy is clinically defined as left (or right) ventricular hypertrophy without a known cardiac or systemic cause, such as systemic hypertension, Fabry's disease or aortic stenosis.</p> <p>Also appreciated today is the enormous genotypic and phenotypic heterogeneity of this disease with more than 300 mutations over more than 24 genes, encoding various sarcomeric, mitochondrial and calcium-handling proteins, all as genetic causes for hypertrophic cardiomyopathy.</p> <p>Phenotypically, the disease can vary from negligible to extreme hypertrophy, affecting either the left and/or right ventricle in an apical, midventricular or subaortic location.</p> <p>Left ventricular false tendons are thin, fibrous or fibromuscular structures that traverse the left ventricular cavity. Recently, a case report was presented where it was shown that such a false tendon, originating from a subaortic location, was responsible for striking ST-segment elevation on the surface electrocardiogram.</p> <p>In this case report, a case is presented where such a subaortic tendon led to the classic echocardiographic appearance of hypertrophic cardiomyopathy, thus in the assessment of hypertrophic cardiomyopathy, this entity needs to be excluded in order to prevent a false positive diagnosis of hypertrophic cardiomyopathy.</p>http://www.cardiovascularultrasound.com/content/7/1/31
spellingShingle Ker James
The subaortic tendon as a mimic of hypertrophic cardiomyopathy
Cardiovascular Ultrasound
title The subaortic tendon as a mimic of hypertrophic cardiomyopathy
title_full The subaortic tendon as a mimic of hypertrophic cardiomyopathy
title_fullStr The subaortic tendon as a mimic of hypertrophic cardiomyopathy
title_full_unstemmed The subaortic tendon as a mimic of hypertrophic cardiomyopathy
title_short The subaortic tendon as a mimic of hypertrophic cardiomyopathy
title_sort subaortic tendon as a mimic of hypertrophic cardiomyopathy
url http://www.cardiovascularultrasound.com/content/7/1/31
work_keys_str_mv AT kerjames thesubaortictendonasamimicofhypertrophiccardiomyopathy
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