Postoperative appearance of tetralogy of Fallot after total correction in
a 12-year-old boy. (A) Sagittal oblique and
(B) axial maximum intensity projection CT images show
perimembranous (black arrow in A) and mid muscular (red
arrow in B) VSD patches. Ao = aorta, LA = left atrium, LV =
left ventricle, RA = right atrium, RV = right ventricle, VSD =
ventricular septal defect.