Left to right shunting: Atrioventricular septal defect, PDAAugust 8, 2020/in Health and Mendical /by JosephDiscuss Pathophysiology of Left to right shunting: Atrioventricular septal defect, PDA, as well asEpidemiologyPhysical exam findingsDifferential diagnoses and rationaleManagement plan to include diagnostic testing, medications if applicable, follow-up plans and referrals if needed.