On non-healing of the interventricular septum of the heart (Roger's disease)

Simple uncomplicated forms of congenital heart disease in adults - pulmonary artery stenosis, non-healing of the Botall's duct - although they are a rarity, still studied more or less enough, and their lifelong recognition is not particularly difficult. Unfortunately, this cannot be said of another heart anomaly, a ventricular septal defect.