Spectrum of congenital heart disease in Nepal from 2002-2022: A systematic review and meta-analysis.

The prevalence of congenital heart disease in Nepal was 0.7% and the frequency of male patients was higher. The atrial septal defect was the commonest on the whole, while, Tetralogy of Fallot was the commonest among cyanotic variety. Respiratory tract infection was frequently seen at presentation and the most commonly associated noncardiac anomaly was the cleft palate.