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Ventricular Septal Defect (VSD): Difference between revisions
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The ventricular septal defect is a common congenital heart defect. Although spontaneous closure is seen less frequently in adulthood. | The ventricular septal defect is a common congenital heart defect. Although spontaneous closure is seen less frequently in adulthood. | ||
The VSDs are divided into three groups: | The VSDs are divided into three groups: | ||
*Perimembranous. | *Perimembranous. | ||
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*Subarterial | *Subarterial | ||
[[Image:VSD01. | [[Image:VSD01.svg|400px]] | ||
The supracristal outlet VSD is called | The supracristal outlet VSD is called subarterial VSD. In subarterial VSD, the lack of a portion of the outlet septum to support the aortic valve cusp of the aortic valve causes VSD to sag and be covered. As a result the aortic valve insufficiency arises. This can sometimes be a sign for a small subarterial VSD. | ||
In a perimembraneus VSD the septal leaflet of the tricuspid valve can close the defect (in part), the result may be implied that a septal aneurysm is present. | In a perimembraneus VSD the septal leaflet of the tricuspid valve can close the defect (in part), the result may be implied that a septal aneurysm is present. | ||
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In moderately large VSD shunt a moderately large (> 1:2) will if there is no resistance pulmonary hypertension occurred present no load volume for the left heart and manifests itself in increasing left atrium and left ventricle. | In moderately large VSD shunt a moderately large (> 1:2) will if there is no resistance pulmonary hypertension occurred present no load volume for the left heart and manifests itself in increasing left atrium and left ventricle. | ||
In a small VSD , there will be a small load shunt are without any significant volume of the left heart half. | In a small VSD , there will be a small load shunt are without any significant volume of the left heart half.<cite>1</cite> | ||
==References== | ==References== | ||
<biblio> | <biblio> | ||
#1 | #1 B.J.M. Mulder, P.G.Pieper, S.E.C. Spitaels and F.W.A. rejoice, "Congenital heart disease in adults" and "Congenital heart defects in adults", Edited by BJMMulder, PGPieper and SECSpitaels. 199bl., Figs, tables. Bohn Stafleu From Loghum, Wood 1999. ISBN 90-313-2784-0 Ned Tijdschr Geneeskd. 1999;143:2219 | ||
</biblio> | </biblio> | ||