Causes of wide fixed splitting of second heart sound include all except:
b. Ebstein anomaly(Ref: Nelson's 20/e p 2190)Wide fixed splitting of second heart sound is seen in Atrial septal defect, Total anomalous pulmonary venous return (TAPVC) and Right bundle branch block (RBBB)
Atrial septal defect
Ebstein anomaly
Total anomalous pulmonary venous return
Right bundle branch block
C.V.S.