Ventricular septal defect chest x ray
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] and Leida Perez, M.D.
Associate Editor-in-Chief: Keri Shafer, M.D. [2]
Chest X Ray
Small VSD:
Normal heart size and pulmonary vascularity.
Medium-sized defect (or moderate left-to-right shunt):
a) slight cardiomegaly
b) increased pulmonary vascular markings in both the central and the peripheral portions of the lung field.
Large VSDs:
a) LVH has regressed in adults, apex is tilted upward reflecting RVH.
b) dilated proximal pulmonary vessels, pruned peripheral vessels