What is the mechanism of aoic regurgitation in a case of VSD?
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.(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 2194 - 2195)
Prolapse of right coronary leaflet
Changes in the pressure gradient due to left to right shunt
Eisenmengerization
Congenital defect
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