Hostname: page-component-848d4c4894-pjpqr Total loading time: 0 Render date: 2024-06-21T22:37:48.341Z Has data issue: false hasContentIssue false

Anomalous muscle bundle in the left ventricle causing subaortic obstruction

Published online by Cambridge University Press:  19 August 2008

Shyam S. Kothari*
Affiliation:
From the Cardiothomcic Centre, All India Institute of Medical Sciences, New Delhi
Krishna S. Iyer
Affiliation:
From the Cardiothomcic Centre, All India Institute of Medical Sciences, New Delhi
*
Dr. Shyam S. Kothari, Cardiothoracic Centre, All India Institute of Medical Sciences, New Delhi 110029, India. Tel. (91-11) 6864851/ 3218; Fax. (91-11)686-2663.

Abstract

We report a 14-year-old boy in whom an anomalous muscle bundle in the left ventricle caused subaortic obstruction. It was diagnosed by echocardiography and resected at operation. The anomalous muscle most likely represents the hypertrophied anterolateral muscle bundle.

Type
Brief Reports
Copyright
Copyright © Cambridge University Press 1996

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

1. Kirklin, JW, Barratt-Boyes, (eds). Cardiac Surgery. Morphology, Diagnostic Criteria, Natural History, Techniques, Results and Indications. Vol. 2, Second edition. Churchill Livingstone, New York, 1993, p 1212.Google Scholar
2. Moulaert, AS, Oppenheimer-Dekker, AJE. Anterolateral muscle bundle of the left ventricle bulboventricular flange and subaortic stenosis. Am J Cardiol 1976; 37: 7881.CrossRefGoogle ScholarPubMed
3. Becu, LM, Tauxe, WN, Dushane, JW, Edward, JE. A complex of congenital cardiac anomalies: ventricular septal defect, biventricular origin of pulmonary trunk and subaortic stenosis. Am Heart J 1955; 50: 901911.CrossRefGoogle ScholarPubMed
4. Wenink, ACG, Embryology of the heart. In: Anderson, RH, Macartney, FJ, Shinebourne, EA, Tynan, M (eds). Paediatric Cardiology. Churchill Livingstone, Edinburgh, London, Melbourne, New York, 1987, p 100.Google Scholar
5. Draulens-Noe, HAY, Wenink, ACG. Anterolateral muscle bundle of the left ventricle in atrioventricular septal defect: left ventricular outflow tract and subaortic stenosis. Pediatr Cardiol 1991; 12:8388.CrossRefGoogle Scholar
6. Somerville, J. Congenital heart disease—changes in form and function. Br Heart J 1979; 41: 122.CrossRefGoogle ScholarPubMed
7. Klues, HG, Roberts, WC, Maron, BJ. Anomalous insertion of papillary muscle directly into anterior mitral leaflet in hypertro-phic cardiomyopathy. Significance in producing left ventricular outflow obstruction. Circulation 1991; 84: 11881197.CrossRefGoogle ScholarPubMed
8. Gerlis, LM, Wright, HM, Erzengin, F, Dickinson, DF. Left ventricular bands. A normal anatomical feature. Br Heart J 1984: 52: 641647.CrossRefGoogle ScholarPubMed