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Pediatrics General 28c85017

What is the mechanism of aoic regurgitation in a Case of VSD ?

A
Prolapse of right coronary leaflet
B
Changes in the pressure gradient due to left to right shunt
C
Eisenmengerization
D
Congenital defect
High-Yield Explanation
Ans. is 'a' i.e., Prolapse of right coronary leafletVentricular septal defect and aoic regurgitation-pathophysiological aspects and therapeutic consequence.Aoic regurgitation in VSDIt is a rare association seen in around 5% of VSDsIt is due to prolapse of the right coronary or non coronary leaflet of the aoic valve or bothCommon when the defect is in the infundibular septum.

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