MCQ : CT-08
60 yo, prior PM implantation.
What happens to the interventricular septum?
A – Muscular ventricular septal defect
B – Asymmetric hypertrophy
C – Diverticulum of the interventricular septum
D – Gerbode defect
Right answer is A.
Muscular (restrictive) ventricular septal defect (VSD). Thanks to the high spatial resolution, cardiac CT provides an accurate anatomical assessment of cardiac shunts, including VSD.